| ⓘ Achyrophanite (TL) Formula: (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5 Type Locality: References: Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 |
| ⓘ Aegirine Formula: NaFe3+Si2O6 References: Shchipalkina, Nadezhda, Pekov, Igor, Britvin, Sergey, Koshlyakova, Natalia, Vigasina, Marina, Sidorov, Evgeny (2019) A New Mineral Ferrisanidine, K[Fe3+Si3O8], the First Natural Feldspar with Species-Defining Iron. Minerals, 9 (12) 770 doi:10.3390/min9120770 Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Aegirine-augite Formula: (NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6 References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Alarsite Formula: AlAsO4 References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. II. Ericlaxmanite and kozyrevskite, two natural modifications of Cu4O(AsO4)2. Mineralogical Magazine, 78 (7) 1553-1569 doi:10.1180/minmag.2014.078.7.03 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Koshlyakova, Natalia N.; Chukanov, Nikita V.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Zhitova, Elena S.; Pushcharovsky, Dmitry Yu. (2026) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XXI. Magganasite, CuFe3+3O(AsO4)3. Mineralogical Magazine, 90 (2). p.472-480. doi:10.1180/mgm.2025.10141 |
| ⓘ Albite Formula: Na(AlSi3O8) References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Albite var. Anorthoclase Formula: (Na,K)AlSi3O8 References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Alluaudite Formula: (Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3 References: Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 |
| ⓘ Alumoedtollite (TL) Formula: K2NaCu5AlO2(AsO4)4 Type Locality: References: Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Ksenofontov, Dmitry A., Pautov, Leonid A., Sidorov, Evgeny G., Britvin, Sergey N., Vigasina, Marina F., Pushcharovsky, Dmitry Y. (2019) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. X. Edtollite, K2NaCu5Fe3+O2(AsO4)4, and alumoedtollite, K2NaCu5AlO2(AsO4)4. Mineralogical Magazine, 83 (4) 485-495 doi:10.1180/mgm.2018.155 |
| ⓘ Alumoklyuchevskite Formula: K3Cu3(Al,Fe3+)(SO4)4O2 References: Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Pushcharovsky, Dmitry Y., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Vigasina, Marina F., Sidorov, Evgeny G., Britvin, Sergey N. (2018) Cryptochalcite, K2Cu5O(SO4)5, and cesiodymite, CsKCu5O(SO4)5, two new isotypic minerals and the K–Cs isomorphism in this solid-solution series. European Journal of Mineralogy, 30 (3) 593-607 doi:10.1127/ejm/2018/0030-2725 |
| ⓘ Anatolyite (TL) Formula: Na6(Ca,Na)(Mg,Fe3+)3Al(AsO4)6 Type Locality: References: Pekov, Igor V., Lykova, Inna S., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Scheidl, Katharina S. (2019) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XI. Anatolyite, Na6(Ca,Na)(Mg,Fe3+)3Al(AsO4)6. Mineralogical Magazine, 83 (5) 633-638 doi:10.1180/mgm.2019.11 |
| ⓘ Andradite Formula: Ca3Fe3+2(SiO4)3 References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Anglesite Formula: PbSO4 References: Pekov, Igor V., Krzhizhanovskaya, Maria G., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Sidorov, Evgeny G. (2015) Kononovite, NaMg(SO4)F, a new mineral from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. European Journal of Mineralogy, 27 (4) 575-580 doi:10.1127/ejm/2015/0027-2457 |
| ⓘ Anhydrite Formula: CaSO4 References: Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Vigasina, Marina F., Yapaskurt, Vasiliy O., Sidorov, Evgeny G., Britvin, Sergey N., Pushcharovsky, Dmitry Y. (2019) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. IX. Arsenatrotitanite, NaTiO(AsO4) Mineralogical Magazine, 83 (3) 453-458 doi:10.1180/mgm.2018.134 Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 Bulakh, M. O; Britvin, S. N; Zubkova, N. V; Yapaskurt, V. O; Agakhanov, A. A; Anikin, L. P; Pekov, I. V (2025) Fredrikssonite from Fumarolic Exhalations of the Tolbachik Volcano (Kamchatka, Russia), its Crystal Structure and Chemical-Genetic Features. Zapiski of the Russian Mineralogical Society, CLIV (3). 56-72 |
| ⓘ Anorthite Formula: Ca(Al2Si2O8) References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Anorthite var. Labradorite Formula: (Ca,Na)[Al(Al,Si)Si2O8] References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Antipovite (TL) Formula: Cu5O2(PO4)2 Type Locality: |
| ⓘ Antofagastaite Formula: Na2Ca(SO4)2 · 1.5H2O References: Pekov, Igor V., Kovrugin, Vadim M., Siidra, Oleg I., Chukanov, Nikita V., Belakovskiy, Dmitry I., Koshlyakova, Natalia N., Yapaskurt, Vasiliy O., Turchkova, Anna G., Möhn, Gerhard (2019) Antofagastaite, Na2Ca(SO4)2·1.5H2O, a new mineral related to syngenite. Mineralogical Magazine, 83 (6) 781-790 doi:10.1180/mgm.2019.17 |
| ⓘ Aphthitalite Formula: K3Na(SO4)2 References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Lykova, I. S., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. I. Yurmarinite, Na7(Fe3+,Mg,Cu)4(AsO4)6. Mineralogical Magazine, 78 (4) 905-917 doi:10.1180/minmag.2014.078.4.10 Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Pushcharovsky, Dmitry Y., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Vigasina, Marina F., Sidorov, Evgeny G., Britvin, Sergey N. (2018) Cryptochalcite, K2Cu5O(SO4)5, and cesiodymite, CsKCu5O(SO4)5, two new isotypic minerals and the K–Cs isomorphism in this solid-solution series. European Journal of Mineralogy, 30 (3) 593-607 doi:10.1127/ejm/2018/0030-2725 Zubkova, N. V., Pekov, I. V., Ksenofontov, D. A., Yapaskurt, V. O., Pushcharovsky, D. Yu., Sidorov, E. G. (2018) Arcanite from Fumarole Exhalations of the Tolbachik Volcano (Kamchatka, Russia) and Its Crystal Structure. Doklady Earth Sciences, 479 (1) 339-341 doi:10.1134/s1028334x18030121 Shchipalkina, Nadezhda, Pekov, Igor, Britvin, Sergey, Koshlyakova, Natalia, Vigasina, Marina, Sidorov, Evgeny (2019) A New Mineral Ferrisanidine, K[Fe3+Si3O8], the First Natural Feldspar with Species-Defining Iron. Minerals, 9 (12) 770 doi:10.3390/min9120770 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Arcanite Formula: K2SO4 References: Zubkova, N. V., Pekov, I. V., Ksenofontov, D. A., Yapaskurt, V. O., Pushcharovsky, D. Yu., Sidorov, E. G. (2018) Arcanite from Fumarole Exhalations of the Tolbachik Volcano (Kamchatka, Russia) and Its Crystal Structure. Doklady Earth Sciences, 479 (1) 339-341 doi:10.1134/s1028334x18030121 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 |
| ⓘ Arsenatrotitanite (TL) Formula: NaTi(AsO4)O Type Locality: References: Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Vigasina, Marina F., Yapaskurt, Vasiliy O., Sidorov, Evgeny G., Britvin, Sergey N., Pushcharovsky, Dmitry Y. (2019) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. IX. Arsenatrotitanite, NaTiO(AsO4) Mineralogical Magazine, 83 (3) 453-458 doi:10.1180/mgm.2018.134 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 |
| ⓘ Arsenowagnerite (TL) Formula: Mg2(AsO4)F Type Locality: References: Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Yapaskurt, Vasiliy O., Chukanov, Nikita V., Belakovskiy, Dmitry I., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2018) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. VIII. Arsenowagnerite, Mg2(AsO4)F. Mineralogical Magazine, 82 (4) 877-888 doi:10.1180/minmag.2017.081.067 Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 |
| ⓘ Arsenudinaite (TL) Formula: NaMg4(AsO4)3 Type Locality: References: Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 |
| ⓘ Arsmirandite (TL) Formula: Na18Cu12Fe3+O8(AsO4)8Cl5 Type Locality: References: Shchipalkina, Nadezhda, Pekov, Igor, Britvin, Sergey, Koshlyakova, Natalia, Vigasina, Marina, Sidorov, Evgeny (2019) A New Mineral Ferrisanidine, K[Fe3+Si3O8], the First Natural Feldspar with Species-Defining Iron. Minerals, 9 (12) 770 doi:10.3390/min9120770 Pekov, I.V., Britvin, S.N., Yapaskurt, V.O., Koshlyakova, N.N., Polekhovsky, Yu.S., Göttlicher, J., Chukanov, N.V., Vigasina, M.F., Krivovichev, S.V., Turhkova, A.G., Sidorov, E.G. (2020) Arsmirandite, Na18Cu12Fe3+O8(AsO4)8Cl5, and lehmannite, Na18Cu12TiO8(AsO4)8FCl5, new minerals from fumerole exhalations of the Tolbachik Volcano, Kamchatka, Russia. Zapiski RMO, 149. 1-17 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Axelite (TL) Formula: Na14Cu7(AsO4)8F2Cl2 Type Locality: References: Shchipalkina, Nadezhda, Pekov, Igor, Britvin, Sergey, Koshlyakova, Natalia, Vigasina, Marina, Sidorov, Evgeny (2019) A New Mineral Ferrisanidine, K[Fe3+Si3O8], the First Natural Feldspar with Species-Defining Iron. Minerals, 9 (12) 770 doi:10.3390/min9120770 Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Britvin, Sergey N., Sidorov, Evgeny G., Kutyrev, Anton V., Pushcharovsky, Dmitry Yu. (2023) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XIX. Axelite, Na14Cu7(AsO4)8F2Cl2. Mineralogical Magazine, 87 (1) 109-117 doi:10.1180/mgm.2022.120 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Badalovite (TL) Formula: Na2Mg2Fe(AsO4)3 Type Locality: References: Shchipalkina, Nadezhda, Pekov, Igor, Britvin, Sergey, Koshlyakova, Natalia, Vigasina, Marina, Sidorov, Evgeny (2019) A New Mineral Ferrisanidine, K[Fe3+Si3O8], the First Natural Feldspar with Species-Defining Iron. Minerals, 9 (12) 770 doi:10.3390/min9120770 Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 Pekov, Igor V., Koshlyakova, Natalia N., Agakhanov, Atali A., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Turchkova, Anna G., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2020) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XIV. Badalovite, NaNaMg(MgFe3+)(AsO4)3, a member of the alluaudite group. Mineralogical Magazine, 84 (4) 616-622 doi:10.1180/mgm.2020.43 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Bakakinite (TL) Formula: Ca2V2O7 Type Locality: |
| ⓘ Baryte Formula: BaSO4 References: Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 |
| ⓘ Belomarinaite Formula: KNa(SO4) References: Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 |
| ⓘ Berzeliite Formula: (NaCa2)Mg2(AsO4)3 References: Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037 Bulakh, M. O; Britvin, S. N; Zubkova, N. V; Yapaskurt, V. O; Agakhanov, A. A; Anikin, L. P; Pekov, I. V (2025) Fredrikssonite from Fumarolic Exhalations of the Tolbachik Volcano (Kamchatka, Russia), its Crystal Structure and Chemical-Genetic Features. Zapiski of the Russian Mineralogical Society, CLIV (3). 56-72 |
| ⓘ Blödite Formula: Na2Mg(SO4)2 · 4H2O Description: XRD and Wet Chemical by Joy Desor, Gerhard Möhn |
| ⓘ Bradaczekite Formula: NaCu4(AsO4)3 References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Lykova, I. S., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. I. Yurmarinite, Na7(Fe3+,Mg,Cu)4(AsO4)6. Mineralogical Magazine, 78 (4) 905-917 doi:10.1180/minmag.2014.078.4.10 |
| ⓘ Calciohatertite (TL) Formula: NaNaCa(CaFe3+)(AsO4)3 Type Locality: |
| ⓘ Calciojohillerite (TL) Formula: NaCaMg3(AsO4)3 Type Locality: References: Pekov, I.V., Zubkova, N.V., Agakhanov, A.A., Turchova, A.G., Zhitova, E.S., Pushcharovskii, D.Yu. (2023): New Chladniite Variety from Volcanic Exhalations. The Genetic Crystal Chemistry of Chladniite. Doklady Earth Sciences, 512, 975-988. Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 Pekov, Igor V., Koshlyakova, Natalia N., Agakhanov, Atali A., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Turchkova, Anna G., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2021) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XV. Calciojohillerite, NaCaMgMg2(AsO4)3, a member of the alluaudite group. Mineralogical Magazine, 85 (2) 215-223 doi:10.1180/mgm.2021.2 Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037 Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 Bulakh, M. O; Britvin, S. N; Zubkova, N. V; Yapaskurt, V. O; Agakhanov, A. A; Anikin, L. P; Pekov, I. V (2025) Fredrikssonite from Fumarolic Exhalations of the Tolbachik Volcano (Kamchatka, Russia), its Crystal Structure and Chemical-Genetic Features. Zapiski of the Russian Mineralogical Society, CLIV (3). 56-72 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Koshlyakova, Natalia N.; Chukanov, Nikita V.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Zhitova, Elena S.; Pushcharovsky, Dmitry Yu. (2026) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XXI. Magganasite, CuFe3+3O(AsO4)3. Mineralogical Magazine, 90 (2). p.472-480. doi:10.1180/mgm.2025.10141 |
| ⓘ Cassiterite Formula: SnO2 References: Shchipalkina, Nadezhda, Pekov, Igor, Britvin, Sergey, Koshlyakova, Natalia, Vigasina, Marina, Sidorov, Evgeny (2019) A New Mineral Ferrisanidine, K[Fe3+Si3O8], the First Natural Feldspar with Species-Defining Iron. Minerals, 9 (12) 770 doi:10.3390/min9120770 Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Koshlyakova, Natalia N.; Chukanov, Nikita V.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Zhitova, Elena S.; Pushcharovsky, Dmitry Yu. (2026) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XXI. Magganasite, CuFe3+3O(AsO4)3. Mineralogical Magazine, 90 (2). p.472-480. doi:10.1180/mgm.2025.10141 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Cesiodymite (TL) Formula: CsKCu5O(SO4)5 Type Locality: References: Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Pushcharovsky, Dmitry Y., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Vigasina, Marina F., Sidorov, Evgeny G., Britvin, Sergey N. (2018) Cryptochalcite, K2Cu5O(SO4)5, and cesiodymite, CsKCu5O(SO4)5, two new isotypic minerals and the K–Cs isomorphism in this solid-solution series. European Journal of Mineralogy, 30 (3) 593-607 doi:10.1127/ejm/2018/0030-2725 |
| ⓘ Chalcocyanite Formula: CuSO4 References: Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Pushcharovsky, Dmitry Y., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Vigasina, Marina F., Sidorov, Evgeny G., Britvin, Sergey N. (2018) Cryptochalcite, K2Cu5O(SO4)5, and cesiodymite, CsKCu5O(SO4)5, two new isotypic minerals and the K–Cs isomorphism in this solid-solution series. European Journal of Mineralogy, 30 (3) 593-607 doi:10.1127/ejm/2018/0030-2725 |
| ⓘ Chladniite Formula: Na3CaMg11(PO4)9 References: Pekov, I.V., Zubkova, N.V., Agakhanov, A.A., Turchova, A.G., Zhitova, E.S., Pushcharovskii, D.Yu. (2023): New Chladniite Variety from Volcanic Exhalations. The Genetic Crystal Chemistry of Chladniite. Doklady Earth Sciences, 512, 975-988. |
| ⓘ Chlorargyrite Formula: AgCl References: Pekov, I. V., Agakhanov, A. A., Zubkova, N. V., Koshlyakova, N. N., Shchipalkina, N. V., Sandalov, F. D., ... & Sidorov, E. G. (2020). Oxidizing-type fumaroles of the Tolbachik Volcano, a mineralogical and geochemical unique. Russian Geology and Geophysics, 61(5-6), 675-688. |
| ⓘ Chromite Formula: Fe2+Cr3+2O4 References: Pekov, Igor, Sandalov, Fedor, Koshlyakova, Natalia, Vigasina, Marina, Polekhovsky, Yury, Britvin, Sergey, Sidorov, Evgeny, Turchkova, Anna (2018) Copper in Natural Oxide Spinels: The New Mineral Thermaerogenite CuAl2O4, Cuprospinel and Cu-Enriched Varieties of Other Spinel-Group Members from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 8 (11) 498 doi:10.3390/min8110498 |
| ⓘ Chubarovite (TL) Formula: KZn2(BO3)Cl2 Type Locality: References: Pekov, Igor V., Zubkova, Natalia V., Pautov, Leonid A., Yapaskurt, Vasiliy O., Chukanov, Nikita V., Lykova, Inna S., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2015) Chubarovite, KZn2(BO3)Cl2, a new mineral species from the Tolbachik volcano, Kamchatka, Russia. The Canadian Mineralogist, 53 (2) 273-284 doi:10.3749/canmin.1400080 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 |
| ⓘ Clinoenstatite Formula: MgSiO3 References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Cryptochalcite (TL) Formula: K2Cu5O(SO4)5 Type Locality: References: Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Pushcharovsky, Dmitry Y., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Vigasina, Marina F., Sidorov, Evgeny G., Britvin, Sergey N. (2018) Cryptochalcite, K2Cu5O(SO4)5, and cesiodymite, CsKCu5O(SO4)5, two new isotypic minerals and the K–Cs isomorphism in this solid-solution series. European Journal of Mineralogy, 30 (3) 593-607 doi:10.1127/ejm/2018/0030-2725 |
| ⓘ Cuprodobrovolskyite (TL) Formula: Na4Cu(SO4)3 Type Locality: |
| ⓘ Cuprospinel Formula: Cu2+Fe3+2O4 References: Pekov, Igor, Sandalov, Fedor, Koshlyakova, Natalia, Vigasina, Marina, Polekhovsky, Yury, Britvin, Sergey, Sidorov, Evgeny, Turchkova, Anna (2018) Copper in Natural Oxide Spinels: The New Mineral Thermaerogenite CuAl2O4, Cuprospinel and Cu-Enriched Varieties of Other Spinel-Group Members from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 8 (11) 498 doi:10.3390/min8110498 |
| ⓘ Diopside Formula: CaMgSi2O6 References: Pekov, I.V., Zubkova, N.V., Agakhanov, A.A., Turchova, A.G., Zhitova, E.S., Pushcharovskii, D.Yu. (2023): New Chladniite Variety from Volcanic Exhalations. The Genetic Crystal Chemistry of Chladniite. Doklady Earth Sciences, 512, 975-988. Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037 Bulakh, M. O; Britvin, S. N; Zubkova, N. V; Yapaskurt, V. O; Agakhanov, A. A; Anikin, L. P; Pekov, I. V (2025) Fredrikssonite from Fumarolic Exhalations of the Tolbachik Volcano (Kamchatka, Russia), its Crystal Structure and Chemical-Genetic Features. Zapiski of the Russian Mineralogical Society, CLIV (3). 56-72 |
| ⓘ Dioskouriite (TL) Formula: CaCu4Cl6(OH)4 · 4H2O Type Locality: |
| ⓘ Dmisokolovite (TL) Formula: K3Cu5AlO2(AsO4)4 Type Locality: References: Pekov, Igor V., Zubkova, Natalia V., Belakovskiy, Dmitry I., Yapaskurt, Vasiliy O., Vigasina, Marina F., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu (2015) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. IV. Shchurovskyite, K2CaCu6O2(AsO4)4 and dmisokolovite, K3Cu5AlO2(AsO4)4. Mineralogical Magazine, 79 (7) 1737-1753 doi:10.1180/minmag.2015.079.7.02 |
| ⓘ Dravertite (TL) Formula: CuMg(SO4)2 Type Locality: References: Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Yapaskurt, Vasiliy O., Chukanov, Nikita V., Belakovskiy, Dmitry I., Sidorov, Evgeny G., Pushcharovsky, Dmitry Y. (2017) Dravertite, CuMg(SO4)2, a new mineral species from the Tolbachik volcano, Kamchatka, Russia. European Journal of Mineralogy, 29 (2) 323-330 doi:10.1127/ejm/2017/0029-2596 |
| ⓘ Eastonite Formula: KMg2Al(Al2Si2O10)(OH)2 References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Edtollite (TL) Formula: K2NaCu5Fe3+O2(AsO4)4 Type Locality: References: Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Ksenofontov, Dmitry A., Pautov, Leonid A., Sidorov, Evgeny G., Britvin, Sergey N., Vigasina, Marina F., Pushcharovsky, Dmitry Y. (2019) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. X. Edtollite, K2NaCu5Fe3+O2(AsO4)4, and alumoedtollite, K2NaCu5AlO2(AsO4)4. Mineralogical Magazine, 83 (4) 485-495 doi:10.1180/mgm.2018.155 |
| ⓘ Elasmochloite (TL) Formula: Na3Cu6BiO4(SO4)5 Type Locality: References: Pekov, Igor V., Britvin, Sergey N., Agakhanov, Atali A., Vigasina, Marina F., Sidorov, Evgeny G. (2019) Elasmochloite, Na3Cu6BiO4(SO4)5, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. European Journal of Mineralogy, 31 (5) 1025-1032 doi:10.1127/ejm/2019/0031-2887 |
| ⓘ Eleomelanite (TL) Formula: (K2Pb)Cu4O2(SO4)4 Type Locality: References: Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Chukanov, Nikita V., Belakovskiy, Dmitry I., Sidorov, Evgeny G., Britvin, Sergey N., Turchkova, Anna G., Pushcharovsky, Dmitry Yu. (2020) Eleomelanite, (K2Pb)Cu4O2(SO4)4, a new mineral species from the Tolbachik Volcano, Kamchatka, Russia. The Canadian Mineralogist, 58 (5) 625-636 doi:10.3749/canmin.2000032 |
| ⓘ Enstatite Formula: Mg2Si2O6 References: Pekov, I.V., Zubkova, N.V., Agakhanov, A.A., Turchova, A.G., Zhitova, E.S., Pushcharovskii, D.Yu. (2023): New Chladniite Variety from Volcanic Exhalations. The Genetic Crystal Chemistry of Chladniite. Doklady Earth Sciences, 512, 975-988. Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037 |
| ⓘ Ericlaxmanite (TL) Formula: Cu4O(AsO4)2 Type Locality: References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. II. Ericlaxmanite and kozyrevskite, two natural modifications of Cu4O(AsO4)2. Mineralogical Magazine, 78 (7) 1553-1569 doi:10.1180/minmag.2014.078.7.03 |
| ⓘ Esseneite Formula: CaFe3+[AlSiO6] References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Euchlorine Formula: KNaCu3(SO4)3O References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Chukanov, N. V., Lykova, I. S., Savelyev, D. P., Sidorov, E. G., Pushcharovsky, D. Y. (2014) Wulffite, K3NaCu4O2(SO4)4, and parawulffite, K5Na3Cu8O4(SO4)8, two new minerals from fumarole sublimates of the Tolbachik Volcano, Kamchatka, Russia. The Canadian Mineralogist, 52 (4) 699-716 doi:10.3749/canmin.1400018 Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Koshlyakova, Natalia N.; Chukanov, Nikita V.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Zhitova, Elena S.; Pushcharovsky, Dmitry Yu. (2026) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XXI. Magganasite, CuFe3+3O(AsO4)3. Mineralogical Magazine, 90 (2). p.472-480. doi:10.1180/mgm.2025.10141 |
| ⓘ Evseevite (TL) Formula: Na2Mg(AsO4)F Type Locality: References: Pekov, I. V., Zubkova, N. V., Agakhanov, A. A., Belakovskiy, D. I., Vigasina, M. F., Yapaskurt, V. O., Britvin, S. N., Turchkova, A. G., Sidorov, E. G., Pushcharovsky, D. Y. (2019) CNMNC Newsletter No. 52, New minerals and nomenclature modifications approved in 2019. Mineralogical Magazine, 83 (6) 887-893 doi:10.1180/mgm.2019.73 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Fedotovite Formula: K2Cu3(SO4)3O References: Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Pushcharovsky, Dmitry Y., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Vigasina, Marina F., Sidorov, Evgeny G., Britvin, Sergey N. (2018) Cryptochalcite, K2Cu5O(SO4)5, and cesiodymite, CsKCu5O(SO4)5, two new isotypic minerals and the K–Cs isomorphism in this solid-solution series. European Journal of Mineralogy, 30 (3) 593-607 doi:10.1127/ejm/2018/0030-2725 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Koshlyakova, Natalia N.; Chukanov, Nikita V.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Zhitova, Elena S.; Pushcharovsky, Dmitry Yu. (2026) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XXI. Magganasite, CuFe3+3O(AsO4)3. Mineralogical Magazine, 90 (2). p.472-480. doi:10.1180/mgm.2025.10141 |
ⓘ 'Feldspar Group'References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Ferrisanidine (TL) Formula: K[Fe3+Si3O8] Type Locality: References: Shchipalkina, Nadezhda, Pekov, Igor, Britvin, Sergey, Koshlyakova, Natalia, Vigasina, Marina, Sidorov, Evgeny (2019) A New Mineral Ferrisanidine, K[Fe3+Si3O8], the First Natural Feldspar with Species-Defining Iron. Minerals, 9 (12) 770 doi:10.3390/min9120770 Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Flinteite Formula: K2ZnCl4 References: Pekov, Igor V., Zubkova, Natalia V., Yapaskurt, Vasiliy O., Britvin, Sergey N., Vigasina, Marina F., Sidorov, Evgeny G., Pushcharovsky, Dmitry . YU (2015) New zinc and potassium chlorides from fumaroles of the Tolbachik volcano, Kamchatka, Russia: mineral data and crystal chemistry. II. Flinteite, K2ZnCl4. European Journal of Mineralogy, 27 (4) 581-588 doi:10.1127/ejm/2015/0027-2459 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 |
| ⓘ Fluoborite Formula: Mg3(BO3)(F,OH)3 References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Chukanov, N. V., Lykova, I. S., Savelyev, D. P., Sidorov, E. G., Pushcharovsky, D. Y. (2014) Wulffite, K3NaCu4O2(SO4)4, and parawulffite, K5Na3Cu8O4(SO4)8, two new minerals from fumarole sublimates of the Tolbachik Volcano, Kamchatka, Russia. The Canadian Mineralogist, 52 (4) 699-716 doi:10.3749/canmin.1400018 Zubkova, N. V., Pekov, I. V., Ksenofontov, D. A., Yapaskurt, V. O., Pushcharovsky, D. Yu., Sidorov, E. G. (2018) Arcanite from Fumarole Exhalations of the Tolbachik Volcano (Kamchatka, Russia) and Its Crystal Structure. Doklady Earth Sciences, 479 (1) 339-341 doi:10.1134/s1028334x18030121 Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 |
| ⓘ Fluorapatite Formula: Ca5(PO4)3F References: Pekov, I.V., Zubkova, N.V., Agakhanov, A.A., Turchova, A.G., Zhitova, E.S., Pushcharovskii, D.Yu. (2023): New Chladniite Variety from Volcanic Exhalations. The Genetic Crystal Chemistry of Chladniite. Doklady Earth Sciences, 512, 975-988. Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 |
| ⓘ Fluorite Formula: CaF2 References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Fluorophlogopite Formula: KMg3(Si3Al)O10F2 References: Pekov, Igor V., Zubkova, Natalia V., Pautov, Leonid A., Yapaskurt, Vasiliy O., Chukanov, Nikita V., Lykova, Inna S., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2015) Chubarovite, KZn2(BO3)Cl2, a new mineral species from the Tolbachik volcano, Kamchatka, Russia. The Canadian Mineralogist, 53 (2) 273-284 doi:10.3749/canmin.1400080 Zubkova, N. V., Pekov, I. V., Ksenofontov, D. A., Yapaskurt, V. O., Pushcharovsky, D. Yu., Sidorov, E. G. (2018) Arcanite from Fumarole Exhalations of the Tolbachik Volcano (Kamchatka, Russia) and Its Crystal Structure. Doklady Earth Sciences, 479 (1) 339-341 doi:10.1134/s1028334x18030121 Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037 Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 |
| ⓘ Forsterite Formula: Mg2(SiO4) References: Pekov, I.V., Zubkova, N.V., Agakhanov, A.A., Turchova, A.G., Zhitova, E.S., Pushcharovskii, D.Yu. (2023): New Chladniite Variety from Volcanic Exhalations. The Genetic Crystal Chemistry of Chladniite. Doklady Earth Sciences, 512, 975-988. Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037 Bulakh, M. O; Britvin, S. N; Zubkova, N. V; Yapaskurt, V. O; Agakhanov, A. A; Anikin, L. P; Pekov, I. V (2025) Fredrikssonite from Fumarolic Exhalations of the Tolbachik Volcano (Kamchatka, Russia), its Crystal Structure and Chemical-Genetic Features. Zapiski of the Russian Mineralogical Society, CLIV (3). 56-72 |
| ⓘ Franklinite Formula: Zn2+Fe3+2O4 References: Pekov, Igor, Sandalov, Fedor, Koshlyakova, Natalia, Vigasina, Marina, Polekhovsky, Yury, Britvin, Sergey, Sidorov, Evgeny, Turchkova, Anna (2018) Copper in Natural Oxide Spinels: The New Mineral Thermaerogenite CuAl2O4, Cuprospinel and Cu-Enriched Varieties of Other Spinel-Group Members from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 8 (11) 498 doi:10.3390/min8110498 |
| ⓘ Fredrikssonite Formula: Mg2Mn3+O2(BO3) References: Bulakh, M. O; Britvin, S. N; Zubkova, N. V; Yapaskurt, V. O; Agakhanov, A. A; Anikin, L. P; Pekov, I. V (2025) Fredrikssonite from Fumarolic Exhalations of the Tolbachik Volcano (Kamchatka, Russia), its Crystal Structure and Chemical-Genetic Features. Zapiski of the Russian Mineralogical Society, CLIV (3). 56-72 |
| ⓘ Gahnite Formula: ZnAl2O4 References: Pekov, Igor, Sandalov, Fedor, Koshlyakova, Natalia, Vigasina, Marina, Polekhovsky, Yury, Britvin, Sergey, Sidorov, Evgeny, Turchkova, Anna (2018) Copper in Natural Oxide Spinels: The New Mineral Thermaerogenite CuAl2O4, Cuprospinel and Cu-Enriched Varieties of Other Spinel-Group Members from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 8 (11) 498 doi:10.3390/min8110498 |
| ⓘ 'Garnet Group' Formula: X3Z2(SiO4)3 References: Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 |
| ⓘ 'Garnet Supergroup' Formula: X3 Z2(TO4)3 References: Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037 |
| ⓘ Glikinite (TL) Formula: Zn3O(SO4)2 Type Locality: References: Miyawaki, Ritsuro, Hålenius, Ulf, Hatert, Frédéric, Pasero, Marco, Mills, Stuart J. (2019) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) NEWSLETTER 47. European Journal of Mineralogy, 31 (1) 197-202 doi:10.1127/ejm/2019/0031-2839 Nazarchuk, Evgeny V., Siidra, Oleg I., Nekrasova, Diana O., Shilovskikh, Vladimir V., Borisov, Artem S., Avdontseva, Evgeniya Y. (2020) Glikinite, Zn3O(SO4)2, a new anhydrous zinc oxysulfate mineral structurally based on OZn4 tetrahedra. Mineralogical Magazine, 84 (4) 563-567 doi:10.1180/mgm.2020.33 |
| ⓘ Halite Formula: NaCl References: Pekov, Igor V., Zubkova, Natalia V., Yapaskurt, Vasiliy O., Britvin, Sergey N., Vigasina, Marina F., Sidorov, Evgeny G., Pushcharovsky, Dmitry . YU (2015) New zinc and potassium chlorides from fumaroles of the Tolbachik volcano, Kamchatka, Russia: mineral data and crystal chemistry. II. Flinteite, K2ZnCl4. European Journal of Mineralogy, 27 (4) 581-588 doi:10.1127/ejm/2015/0027-2459 Shchipalkina, Nadezhda, Pekov, Igor, Britvin, Sergey, Koshlyakova, Natalia, Vigasina, Marina, Sidorov, Evgeny (2019) A New Mineral Ferrisanidine, K[Fe3+Si3O8], the First Natural Feldspar with Species-Defining Iron. Minerals, 9 (12) 770 doi:10.3390/min9120770 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Hatertite Formula: Na2(Ca,Na)(Fe3+,Cu)2(AsO4)3 References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Lykova, I. S., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. I. Yurmarinite, Na7(Fe3+,Mg,Cu)4(AsO4)6. Mineralogical Magazine, 78 (4) 905-917 doi:10.1180/minmag.2014.078.4.10 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 |
| ⓘ Haüyne Formula: Na3Ca(Si3Al3)O12(SO4) References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Hematite Formula: Fe2O3 References: Pekov, I.V., Zubkova, N.V., Agakhanov, A.A., Turchova, A.G., Zhitova, E.S., Pushcharovskii, D.Yu. (2023): New Chladniite Variety from Volcanic Exhalations. The Genetic Crystal Chemistry of Chladniite. Doklady Earth Sciences, 512, 975-988. Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Lykova, I. S., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. I. Yurmarinite, Na7(Fe3+,Mg,Cu)4(AsO4)6. Mineralogical Magazine, 78 (4) 905-917 doi:10.1180/minmag.2014.078.4.10 Zubkova, N. V., Pekov, I. V., Ksenofontov, D. A., Yapaskurt, V. O., Pushcharovsky, D. Yu., Sidorov, E. G. (2018) Arcanite from Fumarole Exhalations of the Tolbachik Volcano (Kamchatka, Russia) and Its Crystal Structure. Doklady Earth Sciences, 479 (1) 339-341 doi:10.1134/s1028334x18030121 Shchipalkina, Nadezhda, Pekov, Igor, Britvin, Sergey, Koshlyakova, Natalia, Vigasina, Marina, Sidorov, Evgeny (2019) A New Mineral Ferrisanidine, K[Fe3+Si3O8], the First Natural Feldspar with Species-Defining Iron. Minerals, 9 (12) 770 doi:10.3390/min9120770 Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037 Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 Bulakh, M. O; Britvin, S. N; Zubkova, N. V; Yapaskurt, V. O; Agakhanov, A. A; Anikin, L. P; Pekov, I. V (2025) Fredrikssonite from Fumarolic Exhalations of the Tolbachik Volcano (Kamchatka, Russia), its Crystal Structure and Chemical-Genetic Features. Zapiski of the Russian Mineralogical Society, CLIV (3). 56-72 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Koshlyakova, Natalia N.; Chukanov, Nikita V.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Zhitova, Elena S.; Pushcharovsky, Dmitry Yu. (2026) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XXI. Magganasite, CuFe3+3O(AsO4)3. Mineralogical Magazine, 90 (2). p.472-480. doi:10.1180/mgm.2025.10141 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Hermannjahnite (TL) Formula: CuZn(SO4)2 Type Locality: References: Siidra, Oleg I., Nazarchuk, Evgeny V., Agakhanov, Atali A., Lukina, Evgeniya A., Zaitsev, Anatoly N., Turner, Rick, Filatov, Stanislav K., Pekov, Igor V., Karpov, Gennady A., Yapaskurt, Vasiliy O. (2018) Hermannjahnite, CuZn(SO4)2, a new mineral with chalcocyanite derivative structure from the Naboko scoria cone of the 2012–2013 fissure eruption at Tolbachik volcano, Kamchatka, Russia. Mineralogy and Petrology, 112 (1) 123-134 doi:10.1007/s00710-017-0520-4 |
| ⓘ Indialite Formula: Mg2Al3(AlSi5O18) References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Johillerite Formula: Na(Mg,Zn)3Cu(AsO4)3 References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Lykova, I. S., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. I. Yurmarinite, Na7(Fe3+,Mg,Cu)4(AsO4)6. Mineralogical Magazine, 78 (4) 905-917 doi:10.1180/minmag.2014.078.4.10 Zubkova, N. V., Pekov, I. V., Ksenofontov, D. A., Yapaskurt, V. O., Pushcharovsky, D. Yu., Sidorov, E. G. (2018) Arcanite from Fumarole Exhalations of the Tolbachik Volcano (Kamchatka, Russia) and Its Crystal Structure. Doklady Earth Sciences, 479 (1) 339-341 doi:10.1134/s1028334x18030121 Shchipalkina, Nadezhda, Pekov, Igor, Britvin, Sergey, Koshlyakova, Natalia, Vigasina, Marina, Sidorov, Evgeny (2019) A New Mineral Ferrisanidine, K[Fe3+Si3O8], the First Natural Feldspar with Species-Defining Iron. Minerals, 9 (12) 770 doi:10.3390/min9120770 Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Koshlyakova, Natalia N.; Chukanov, Nikita V.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Zhitova, Elena S.; Pushcharovsky, Dmitry Yu. (2026) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XXI. Magganasite, CuFe3+3O(AsO4)3. Mineralogical Magazine, 90 (2). p.472-480. doi:10.1180/mgm.2025.10141 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Kaliochalcite (TL) Formula: KCu2(SO4)2[(OH)(H2O)] Type Locality: References: Pekov, Igor V., Siidra, Oleg I., Chukanov, Nikita V., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Murashko, Mikhail N., Sidorov, Evgeny G. (2014) Kaliochalcite, KCu2(SO4)2[(OH)(H2O)], a new tsumcorite-group mineral from the Tolbachik volcano, Kamchatka, Russia. European Journal of Mineralogy, 26 (4) 597-604 doi:10.1127/0935-1221/2014/0026-2394 |
| ⓘ Kalsilite Formula: KAlSiO4 References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Kantorite (TL) Formula: K2NaMg(SO4)2F Type Locality: References: Pekov, I. V., Britvin, S. N., Bulakh, M. O., Belakovskiy, D. I., Yapaskurt, V. O., Turchkova, A. G., and Anikin, L. P.: Kantorite, IMA 2024-042, in: CNMNC Newsletter 81, Eur. J. Mineral., 36, https://doi.org/10.5194/ejm-36-917-2024, 2024. Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 |
| ⓘ Karlditmarite (TL) Formula: Cu9O4(PO4)2(SO4)2 Type Locality: |
| ⓘ Katiarsite (TL) Formula: KTiO(AsO4) Type Locality: References: Pekov, Igor V., Yapaskurt, Vasiliy O., Britvin, Sergey N., Zubkova, Natalia V., Vigasina, Marina F., Sidorov, Evgeny G. (2016) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. V. Katiarsite, KTiO(AsO4) Mineralogical Magazine, 80 (4) 639-646 doi:10.1180/minmag.2016.080.007 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 |
| ⓘ Khrenovite (TL) Formula: Na3Fe3+2(AsO4)3 Type Locality: References: Pekov, Igor V., Koshlyakova, Natalia N., Belakovskiy, Dmitry I., Vigasina, Marina F., Zubkova, Natalia V., Agakhanov, Atali A., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XVIII. Khrenovite, Na3Fe3+2(AsO4)3, the member with the highest sodium in the alluaudite supergroup. Mineralogical Magazine, 86 (6) 897-902 doi:10.1180/mgm.2022.64 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 |
| ⓘ Kononovite (TL) Formula: NaMg(SO4)F Type Locality: References: Pekov, Igor V., Krzhizhanovskaya, Maria G., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Sidorov, Evgeny G. (2015) Kononovite, NaMg(SO4)F, a new mineral from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. European Journal of Mineralogy, 27 (4) 575-580 doi:10.1127/ejm/2015/0027-2457 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 |
| ⓘ Kozyrevskite (TL) Formula: Cu4O(AsO4)2 Type Locality: References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. II. Ericlaxmanite and kozyrevskite, two natural modifications of Cu4O(AsO4)2. Mineralogical Magazine, 78 (7) 1553-1569 doi:10.1180/minmag.2014.078.7.03 |
| ⓘ Krasheninnikovite Formula: KNa2CaMg(SO4)3F References: Pekov, Igor V., Zubkova, Natalia V., Yapaskurt, Vasiliy O., Britvin, Sergey N., Vigasina, Marina F., Sidorov, Evgeny G., Pushcharovsky, Dmitry . YU (2015) New zinc and potassium chlorides from fumaroles of the Tolbachik volcano, Kamchatka, Russia: mineral data and crystal chemistry. II. Flinteite, K2ZnCl4. European Journal of Mineralogy, 27 (4) 581-588 doi:10.1127/ejm/2015/0027-2459 Zubkova, N. V., Pekov, I. V., Ksenofontov, D. A., Yapaskurt, V. O., Pushcharovsky, D. Yu., Sidorov, E. G. (2018) Arcanite from Fumarole Exhalations of the Tolbachik Volcano (Kamchatka, Russia) and Its Crystal Structure. Doklady Earth Sciences, 479 (1) 339-341 doi:10.1134/s1028334x18030121 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 |
| ⓘ Lammerite Formula: Cu3(AsO4)2 References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. II. Ericlaxmanite and kozyrevskite, two natural modifications of Cu4O(AsO4)2. Mineralogical Magazine, 78 (7) 1553-1569 doi:10.1180/minmag.2014.078.7.03 Zubkova, N. V., Pekov, I. V., Ksenofontov, D. A., Yapaskurt, V. O., Pushcharovsky, D. Yu., Sidorov, E. G. (2018) Arcanite from Fumarole Exhalations of the Tolbachik Volcano (Kamchatka, Russia) and Its Crystal Structure. Doklady Earth Sciences, 479 (1) 339-341 doi:10.1134/s1028334x18030121 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Koshlyakova, Natalia N.; Chukanov, Nikita V.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Zhitova, Elena S.; Pushcharovsky, Dmitry Yu. (2026) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XXI. Magganasite, CuFe3+3O(AsO4)3. Mineralogical Magazine, 90 (2). p.472-480. doi:10.1180/mgm.2025.10141 |
| ⓘ Langbeinite Formula: K2Mg2(SO4)3 References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. II. Ericlaxmanite and kozyrevskite, two natural modifications of Cu4O(AsO4)2. Mineralogical Magazine, 78 (7) 1553-1569 doi:10.1180/minmag.2014.078.7.03 Zubkova, N. V., Pekov, I. V., Ksenofontov, D. A., Yapaskurt, V. O., Pushcharovsky, D. Yu., Sidorov, E. G. (2018) Arcanite from Fumarole Exhalations of the Tolbachik Volcano (Kamchatka, Russia) and Its Crystal Structure. Doklady Earth Sciences, 479 (1) 339-341 doi:10.1134/s1028334x18030121 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Koshlyakova, Natalia N.; Chukanov, Nikita V.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Zhitova, Elena S.; Pushcharovsky, Dmitry Yu. (2026) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XXI. Magganasite, CuFe3+3O(AsO4)3. Mineralogical Magazine, 90 (2). p.472-480. doi:10.1180/mgm.2025.10141 |
| ⓘ Lebedevite (TL) Formula: K4Na14Cu14O8(AsO4)8Cl6 Type Locality: References: Koshlyakova, N.N., Pekov, I.V., Agakhanov, A.A., Bullock, E., Zubkova, N.V., Vigasina, M.F., Britvin, S.N., Burns, P.C., Hazen, R.M. and Zhitova, E.S. (2024) Lebedevite, IMA 2023-089. CNMNC Newsletter 77; Mineralogical Magazine, 88, https://doi.org/10.1180/mgm.2024.5 |
| ⓘ Lehmannite (TL) Formula: Na18Cu12TiO8(AsO4)8FCl5 Type Locality: References: Pekov, I.V., Britvin, S.N., Yapaskurt, V.O., Koshlyakova, N.N., Polekhovsky, Yu.S., Göttlicher, J., Chukanov, N.V., Vigasina, M.F., Krivovichev, S.V., Turhkova, A.G., Sidorov, E.G. (2020) Arsmirandite, Na18Cu12Fe3+O8(AsO4)8Cl5, and lehmannite, Na18Cu12TiO8(AsO4)8FCl5, new minerals from fumerole exhalations of the Tolbachik Volcano, Kamchatka, Russia. Zapiski RMO, 149. 1-17 |
| ⓘ Leucite Formula: K(AlSi2O6) References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Leybovite-K (TL) Formula: KCuNa(MgFe3+)(AsO4)3 Type Locality: References: Koshlyakova, N.N., Pekov, I.V., Agakhanov, A.A., Bullock, E., Burns, P.C., Belakovskiy, D.I., Zubkova, N.V., Vigasina, M.F., Britvin, S.N., Hazen, R.M. and Zhitova, E.S. (2025) Leybovite-K, IMA 2025-007. CNMNC Newsletter 86, Mineralogical Magazine, 89, |
| ⓘ Litidionite Formula: KNaCuSi4O10 References: Shchipalkina, Nadezhda, Pekov, Igor, Britvin, Sergey, Koshlyakova, Natalia, Vigasina, Marina, Sidorov, Evgeny (2019) A New Mineral Ferrisanidine, K[Fe3+Si3O8], the First Natural Feldspar with Species-Defining Iron. Minerals, 9 (12) 770 doi:10.3390/min9120770 Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Löweite Formula: Na12Mg7(SO4)13 · 15H2O Description: XRD and Wet Chemical by Joy Desor, Gerhard Möhn |
| ⓘ Ludwigite Formula: Mg2Fe3+(BO3)O2 References: Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037 Bulakh, M. O; Britvin, S. N; Zubkova, N. V; Yapaskurt, V. O; Agakhanov, A. A; Anikin, L. P; Pekov, I. V (2025) Fredrikssonite from Fumarolic Exhalations of the Tolbachik Volcano (Kamchatka, Russia), its Crystal Structure and Chemical-Genetic Features. Zapiski of the Russian Mineralogical Society, CLIV (3). 56-72 |
| ⓘ Magganasite (TL) Formula: CuFe3+3O(AsO4)3 Type Locality: References: Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Koshlyakova, Natalia N.; Chukanov, Nikita V.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Zhitova, Elena S.; Pushcharovsky, Dmitry Yu. (2026) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XXI. Magganasite, CuFe3+3O(AsO4)3. Mineralogical Magazine, 90 (2). p.472-480. doi:10.1180/mgm.2025.10141 |
| ⓘ Magnesiochromite Formula: MgCr2O4 References: Pekov, Igor, Sandalov, Fedor, Koshlyakova, Natalia, Vigasina, Marina, Polekhovsky, Yury, Britvin, Sergey, Sidorov, Evgeny, Turchkova, Anna (2018) Copper in Natural Oxide Spinels: The New Mineral Thermaerogenite CuAl2O4, Cuprospinel and Cu-Enriched Varieties of Other Spinel-Group Members from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 8 (11) 498 doi:10.3390/min8110498 |
| ⓘ Magnesioferrite Formula: MgFe3+2O4 References: Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037 Bulakh, M. O; Britvin, S. N; Zubkova, N. V; Yapaskurt, V. O; Agakhanov, A. A; Anikin, L. P; Pekov, I. V (2025) Fredrikssonite from Fumarolic Exhalations of the Tolbachik Volcano (Kamchatka, Russia), its Crystal Structure and Chemical-Genetic Features. Zapiski of the Russian Mineralogical Society, CLIV (3). 56-72 |
| ⓘ Magnesiohatertite (TL) Formula: (Na,Ca)2Ca(Mg,Fe3+)2(AsO4)3 Type Locality: |
| ⓘ Manganobadalovite (TL) Formula: NaNaMn(MgFe3+)(AsO4)3 Type Locality: |
| ⓘ Manganohatertite (TL) Formula: NaNaCa(MnFe3+)(AsO4)3 Type Locality: References: Koshlyakova, N.N., Pekov, I.V., Agakhanov, A.A., Bullock, E., Belakovskiy, D.I., Zubkova, N.V., Chukanov, N.V., Britvin, S.N., Bulakh, M.O., Burns, P.C., Hazen, R.M. and Zhitova, E.S. (2024) Manganohatertite, IMA 2023-098. CNMNC Newsletter 77; Mineralogical Magazine, 88, https://doi.org/10.1180/mgm.2024.5 |
| ⓘ Melanarsite (TL) Formula: K3Cu7Fe3+O4(AsO4)4 Type Locality: References: Pekov, Igor V., Zubkova, Natalia V., Yapaskurt, Vasiliy O., Polekhovsky, Yury S., Vigasina, Marina F., Belakovskiy, Dmitry I., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Y. (2016) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. VI. Melanarsite, K3Cu7Fe3+O4(AsO4)4. Mineralogical Magazine, 80 (5) 855-867 doi:10.1180/minmag.2016.080.027 |
| ⓘ Metathénardite (TL) Formula: Na2SO4 Type Locality: Description: see image of associated belomarinaite
References: Pekov, I.V., Zubkova, N.V., Agakhanov, A.A., Turchova, A.G., Zhitova, E.S., Pushcharovskii, D.Yu. (2023): New Chladniite Variety from Volcanic Exhalations. The Genetic Crystal Chemistry of Chladniite. Doklady Earth Sciences, 512, 975-988. Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 |
| ⓘ Milkovoite (TL) Formula: Cu4O(PO4)(AsO4) Type Locality: |
| ⓘ Natroaphthitalite (TL) Formula: KNa3(SO4)2 Type Locality: References: Shchipalkina, Nadezhda V., Pekov, Igor V., Chukanov, Nikita V., Belakovskiy, Dmitry I., Zubkova, Natalia V., Koshlyakova, Natalia N., Britvin, Sergey N., Sidorov, Evgeny G. (2020) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik volcano, Kamchatka, Russia. II. A new mineral, natroaphthitalite, and new data on belomarinaite. The Canadian Mineralogist, 58 (2). 167-181 doi:10.3749/canmin.1900076 |
| ⓘ Natromolybdite (TL) Formula: Na2MoO4 · 2H2O Type Locality: |
| ⓘ Nepheline Formula: Na3K(Al4Si4O16) References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ✪ Nickenichite Formula: Na0.8Ca0.4Cu0.4(Mg,Fe)3(AsO4)3 Colour: blue References: Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 |
| ⓘ Nishanbaevite (TL) Formula: KAl2O(AsO4)(SO4) Type Locality: References: Pekov, Igor V., Zubkova, Natalia V., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Britvin, Sergey N., Agakhanov, Atali A., Turchkova, Anna G., Sidorov, Evgeny G., Kutyrev, Anton V., Blatov, Vladislav A., Pushcharovsky, Dmitry Y. (2023) Nishanbaevite, KAl2O(AsO4)(SO4), a new As/S-ordered arsenate-sulfate mineral of fumarolic origin. Mineralogy and Petrology, 117 (2) 247-257 doi:10.1007/s00710-022-00803-0 |
ⓘ 'Oborite'References: Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 |
| ⓘ Orthoclase Formula: K(AlSi3O8) References: Pekov, Igor V., Zubkova, Natalia V., Pautov, Leonid A., Yapaskurt, Vasiliy O., Chukanov, Nikita V., Lykova, Inna S., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2015) Chubarovite, KZn2(BO3)Cl2, a new mineral species from the Tolbachik volcano, Kamchatka, Russia. The Canadian Mineralogist, 53 (2) 273-284 doi:10.3749/canmin.1400080 |
| ⓘ Orthoclase var. Arsenic-bearing Orthoclase Formula: KAl(Si,As)3O8 References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Chukanov, N. V., Lykova, I. S., Savelyev, D. P., Sidorov, E. G., Pushcharovsky, D. Y. (2014) Wulffite, K3NaCu4O2(SO4)4, and parawulffite, K5Na3Cu8O4(SO4)8, two new minerals from fumarole sublimates of the Tolbachik Volcano, Kamchatka, Russia. The Canadian Mineralogist, 52 (4) 699-716 doi:10.3749/canmin.1400018 |
| ⓘ Ozerovaite Formula: Na2KAl3(AsO4)4 References: Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 |
| ⓘ Pansnerite (TL) Formula: K3Na3(Fe3+,Al)6(AsO4)8 Type Locality: References: Pekov, Igor V., Zubkova, Natalia V., Koshlyakova, Natalia N., Agakhanov, Atali A., Belakovskiy, Dmitry I., Vigasina, Marina F., Yapaskurt, Vasiliy O., Britvin, Sergey N., Turchkova, Anna G., Sidorov, Evgeny G., Pushcharovsky, Dmitry Y. (2020) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XIII. Pansnerite, K3Na3Fe3+6(AsO4)8. Mineralogical Magazine, 84 (1) 143-151 doi:10.1180/mgm.2019.48 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 |
| ⓘ Paraberzeliite (TL) Formula: NaCa2Mg2(AsO4)3 Type Locality: References: Pekov, Igor V., Koshlyakova, Natalia N., Belakovskiy, Dmitry I., Vigasina, Marina F., Zubkova, Natalia V., Agakhanov, Atali A., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XVII. Paraberzeliite, NaCaCaMg2(AsO4)3, an alluaudite-group member dimorphous with berzeliite. Mineralogical Magazine, 86 (1) 103-111 doi:10.1180/mgm.2021.82 |
| ⓘ Paralammerite Formula: Cu3(AsO4)2 References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. II. Ericlaxmanite and kozyrevskite, two natural modifications of Cu4O(AsO4)2. Mineralogical Magazine, 78 (7) 1553-1569 doi:10.1180/minmag.2014.078.7.03 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Koshlyakova, Natalia N.; Chukanov, Nikita V.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Zhitova, Elena S.; Pushcharovsky, Dmitry Yu. (2026) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XXI. Magganasite, CuFe3+3O(AsO4)3. Mineralogical Magazine, 90 (2). p.472-480. doi:10.1180/mgm.2025.10141 |
| ⓘ Parawulffite Formula: K5Na3Cu8O4(SO4)8 |
| ⓘ Paulgrothite (TL) Formula: Cu9Fe3+O4(PO4)4Cl3 Type Locality: |
| ⓘ Pharmazincite (TL) Formula: KZnAsO4 Type Locality: References: Pekov, Igor V., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Vigasina, Marina F., Zubkova, Natalia V., Sidorov, Evgeny G. (2017) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. VII. Pharmazincite, KZnAsO4. Mineralogical Magazine, 81 (4) 1001-1008 doi:10.1180/minmag.2016.080.146 |
| ⓘ Pilipenkoite (TL) Formula: KCu(AsO4) · H2O Type Locality: |
| ⓘ Pliniusite Formula: Ca5(VO4)3F References: Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 |
| ⓘ Polyarsite (TL) Formula: Na7CaMgCu2(AsO4)4F2Cl Type Locality: References: Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Popovite (TL) Formula: Cu5O2(AsO4)2 Type Locality: References: Pekov, Igor V., Zubkova, Natalia V., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Vigasina, Marina F., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2015) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. III. Popovite, Cu5O2(AsO4)2. Mineralogical Magazine, 79 (1) 133-143 doi:10.1180/minmag.2015.079.1.11 |
| ⓘ Potassic-fluoro-richterite Formula: K(CaNa)Mg5(Si8O22)F2 References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Potassic-magnesio-fluoro-arfvedsonite Formula: KNa2(Mg4Fe3+)(Si8O22)F2 References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Powellite Formula: Ca(MoO4) References: Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 Bulakh, M. O; Britvin, S. N; Zubkova, N. V; Yapaskurt, V. O; Agakhanov, A. A; Anikin, L. P; Pekov, I. V (2025) Fredrikssonite from Fumarolic Exhalations of the Tolbachik Volcano (Kamchatka, Russia), its Crystal Structure and Chemical-Genetic Features. Zapiski of the Russian Mineralogical Society, CLIV (3). 56-72 |
| ⓘ Pseudobrookite Formula: Fe3+2Ti4+O5 References: Pekov, Igor, Sandalov, Fedor, Koshlyakova, Natalia, Vigasina, Marina, Polekhovsky, Yury, Britvin, Sergey, Sidorov, Evgeny, Turchkova, Anna (2018) Copper in Natural Oxide Spinels: The New Mineral Thermaerogenite CuAl2O4, Cuprospinel and Cu-Enriched Varieties of Other Spinel-Group Members from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 8 (11) 498 doi:10.3390/min8110498 Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 |
| ⓘ Reznitskyite (TL) Formula: CaMg(VO4)F Type Locality: References: Koshlyakova, Natalia N., Pekov, Igor V., Vigasina, Marina F., Zubkova, Natalia V., Agakhanov, Atali A., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) Reznitskyite, CaMg(VO4)F, a new mineral from the Tolbachik volcano, Kamchatka, Russia and the first vanadate with a titanite-type structure. Mineralogical Magazine, 86 (2) 307-313 doi:10.1180/mgm.2022.16 Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 |
| ⓘ Rhabdoborite-(Mo) (TL) Formula: Mg12Mo6+1.33O6(BO3)6F2 Type Locality: References: Pekov, Igor V., Zubkova, Natalia V., Koshlyakova, Natalia N., Belakovskiy, Dmitry I., Agakhanov, Atali A., Vigasina, Marina F., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2020) Rhabdoborite-(V), rhabdoborite-(Mo) and rhabdoborite-(W): a new group of borate minerals with the general formula Mg12M1 1/3[(BO3)6–x(PO4)xF2–x] (M = V5+, Mo6+ or W6+ and x < 1) Physics and Chemistry of Minerals, 47 (10) doi:10.1007/s00269-020-01105-7 |
| ⓘ Rhabdoborite-(V) (TL) Formula: Mg12(V5+,Mo6+,W6+)1.5O6{[BO3]6-x[(P,As)O4]xF2-x} (x < 1) Type Locality: |
| ⓘ Rhabdoborite-(W) (TL) Formula: Mg12(W6+,V5+)1.5O6{[BO3]6-x[(P,As)O4]xF2-x} Type Locality: |
| ⓘ Rutile Formula: TiO2 References: Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Vigasina, Marina F., Yapaskurt, Vasiliy O., Sidorov, Evgeny G., Britvin, Sergey N., Pushcharovsky, Dmitry Y. (2019) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. IX. Arsenatrotitanite, NaTiO(AsO4) Mineralogical Magazine, 83 (3) 453-458 doi:10.1180/mgm.2018.134 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 |
| ⓘ Ryabchikovite (TL) Formula: CuMgSi2O6 Type Locality: References: Shchipalkina, Nadezhda V., Vereshchagin, Oleg S., Pekov, Igor V., Belakovskiy, Dmitry I., Koshlyakova, Natalia N., Shilovskikh, Vladimir V., Pankin, Dmitriy V., Britvin, Sergey N., Sandalov, Fedor D., Sidorov, Evgeny G. (2023) Ryabchikovite, CuMg(Si2O6), a new pyroxene group mineral, and some genetic features of natural anhydrous copper silicates. American Mineralogist, 108 (7) 1399-1408 doi:10.2138/am-2022-8620 |
| ⓘ Sanidine Formula: K(AlSi3O8) References: Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Koshlyakova, Natalia N.; Chukanov, Nikita V.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Zhitova, Elena S.; Pushcharovsky, Dmitry Yu. (2026) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XXI. Magganasite, CuFe3+3O(AsO4)3. Mineralogical Magazine, 90 (2). p.472-480. doi:10.1180/mgm.2025.10141 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Schäferite Formula: (NaCa2)Mg2(VO4)3 References: Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037 Bulakh, M. O; Britvin, S. N; Zubkova, N. V; Yapaskurt, V. O; Agakhanov, A. A; Anikin, L. P; Pekov, I. V (2025) Fredrikssonite from Fumarolic Exhalations of the Tolbachik Volcano (Kamchatka, Russia), its Crystal Structure and Chemical-Genetic Features. Zapiski of the Russian Mineralogical Society, CLIV (3). 56-72 |
| ⓘ Scheelite Formula: Ca(WO4) References: Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 |
| ⓘ Shchurovskyite (TL) Formula: K2CaCu6O2(AsO4)4 Type Locality: References: Pekov, Igor V., Zubkova, Natalia V., Belakovskiy, Dmitry I., Yapaskurt, Vasiliy O., Vigasina, Marina F., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu (2015) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. IV. Shchurovskyite, K2CaCu6O2(AsO4)4 and dmisokolovite, K3Cu5AlO2(AsO4)4. Mineralogical Magazine, 79 (7) 1737-1753 doi:10.1180/minmag.2015.079.7.02 |
| ⓘ Shuvalovite (TL) Formula: K2(Ca2Na)(SO4)3F Type Locality: References: Williams, P. A., Hatert, F., Pasero, M., Mills, S. J. (2014) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC), CNMNC Newsletter No. 22. Mineralogical Magazine, 78 (5) 1241-1248 doi:10.1180/minmag.2014.078.5.10 |
| ⓘ Sodalite Formula: Na4(Si3Al3)O12Cl References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Spinel Formula: MgAl2O4 References: Pekov, Igor, Sandalov, Fedor, Koshlyakova, Natalia, Vigasina, Marina, Polekhovsky, Yury, Britvin, Sergey, Sidorov, Evgeny, Turchkova, Anna (2018) Copper in Natural Oxide Spinels: The New Mineral Thermaerogenite CuAl2O4, Cuprospinel and Cu-Enriched Varieties of Other Spinel-Group Members from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 8 (11) 498 doi:10.3390/min8110498 Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037 |
| ⓘ Steklite Formula: KAl(SO4)2 References: Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Pushcharovsky, Dmitry Y., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Vigasina, Marina F., Sidorov, Evgeny G., Britvin, Sergey N. (2018) Cryptochalcite, K2Cu5O(SO4)5, and cesiodymite, CsKCu5O(SO4)5, two new isotypic minerals and the K–Cs isomorphism in this solid-solution series. European Journal of Mineralogy, 30 (3) 593-607 doi:10.1127/ejm/2018/0030-2725 |
| ⓘ Svabite Formula: Ca5(AsO4)3F References: Pekov, Igor V., Zubkova, Natalia V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Vigasina, Marina F., Yapaskurt, Vasiliy O., Sidorov, Evgeny G., Britvin, Sergey N., Pushcharovsky, Dmitry Y. (2019) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. IX. Arsenatrotitanite, NaTiO(AsO4) Mineralogical Magazine, 83 (3) 453-458 doi:10.1180/mgm.2018.134 Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 Bulakh, M. O; Britvin, S. N; Zubkova, N. V; Yapaskurt, V. O; Agakhanov, A. A; Anikin, L. P; Pekov, I. V (2025) Fredrikssonite from Fumarolic Exhalations of the Tolbachik Volcano (Kamchatka, Russia), its Crystal Structure and Chemical-Genetic Features. Zapiski of the Russian Mineralogical Society, CLIV (3). 56-72 |
| ⓘ Sylvite Formula: KCl References: Pekov, Igor V., Zubkova, Natalia V., Yapaskurt, Vasiliy O., Britvin, Sergey N., Vigasina, Marina F., Sidorov, Evgeny G., Pushcharovsky, Dmitry . YU (2015) New zinc and potassium chlorides from fumaroles of the Tolbachik volcano, Kamchatka, Russia: mineral data and crystal chemistry. II. Flinteite, K2ZnCl4. European Journal of Mineralogy, 27 (4) 581-588 doi:10.1127/ejm/2015/0027-2459 Shchipalkina, Nadezhda, Pekov, Igor, Britvin, Sergey, Koshlyakova, Natalia, Vigasina, Marina, Sidorov, Evgeny (2019) A New Mineral Ferrisanidine, K[Fe3+Si3O8], the First Natural Feldspar with Species-Defining Iron. Minerals, 9 (12) 770 doi:10.3390/min9120770 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Tenorite Formula: CuO References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Lykova, I. S., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. I. Yurmarinite, Na7(Fe3+,Mg,Cu)4(AsO4)6. Mineralogical Magazine, 78 (4) 905-917 doi:10.1180/minmag.2014.078.4.10 Zubkova, N. V., Pekov, I. V., Ksenofontov, D. A., Yapaskurt, V. O., Pushcharovsky, D. Yu., Sidorov, E. G. (2018) Arcanite from Fumarole Exhalations of the Tolbachik Volcano (Kamchatka, Russia) and Its Crystal Structure. Doklady Earth Sciences, 479 (1) 339-341 doi:10.1134/s1028334x18030121 Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Koshlyakova, Natalia N.; Chukanov, Nikita V.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Zhitova, Elena S.; Pushcharovsky, Dmitry Yu. (2026) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XXI. Magganasite, CuFe3+3O(AsO4)3. Mineralogical Magazine, 90 (2). p.472-480. doi:10.1180/mgm.2025.10141 |
| ⓘ Thermaerogenite (TL) Formula: CuAl2O4 Type Locality: References: Pekov, Igor, Sandalov, Fedor, Koshlyakova, Natalia, Vigasina, Marina, Polekhovsky, Yury, Britvin, Sergey, Sidorov, Evgeny, Turchkova, Anna (2018) Copper in Natural Oxide Spinels: The New Mineral Thermaerogenite CuAl2O4, Cuprospinel and Cu-Enriched Varieties of Other Spinel-Group Members from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 8 (11) 498 doi:10.3390/min8110498 |
| ⓘ Tilasite Formula: CaMg(AsO4)F References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Lykova, I. S., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. I. Yurmarinite, Na7(Fe3+,Mg,Cu)4(AsO4)6. Mineralogical Magazine, 78 (4) 905-917 doi:10.1180/minmag.2014.078.4.10 Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037 Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 Bulakh, M. O; Britvin, S. N; Zubkova, N. V; Yapaskurt, V. O; Agakhanov, A. A; Anikin, L. P; Pekov, I. V (2025) Fredrikssonite from Fumarolic Exhalations of the Tolbachik Volcano (Kamchatka, Russia), its Crystal Structure and Chemical-Genetic Features. Zapiski of the Russian Mineralogical Society, CLIV (3). 56-72 |
| ⓘ Titanite Formula: CaTiO(SiO4) References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Tridymite Formula: SiO2 References: Shchipalkina, Nadezhda, Pekov, Igor, Britvin, Sergey, Koshlyakova, Natalia, Vigasina, Marina, Sidorov, Evgeny (2019) A New Mineral Ferrisanidine, K[Fe3+Si3O8], the First Natural Feldspar with Species-Defining Iron. Minerals, 9 (12) 770 doi:10.3390/min9120770 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhitova, Elena S.; et al. (2026) Polyarsite, Na7CaMgCu2(AsO4)4F2Cl, a New Mineral with Unique Complex Layers in the Novel-Type Crystal Structure. Minerals, 16 (2). doi:10.3390/min16020122 |
| ⓘ Udinaite (TL) Formula: NaMg4(VO4)3 Type Locality: References: Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 |
| ⓘ Uklonskovite Formula: NaMg(SO4)F · 2H2O References: Pekov, Igor V., Krzhizhanovskaya, Maria G., Yapaskurt, Vasiliy O., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Sidorov, Evgeny G. (2015) Kononovite, NaMg(SO4)F, a new mineral from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. European Journal of Mineralogy, 27 (4) 575-580 doi:10.1127/ejm/2015/0027-2457 |
| ⓘ Urusovite Formula: CuAl(AsO4)O References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. II. Ericlaxmanite and kozyrevskite, two natural modifications of Cu4O(AsO4)2. Mineralogical Magazine, 78 (7) 1553-1569 doi:10.1180/minmag.2014.078.7.03 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 |
| ⓘ Vanthoffite Formula: Na6Mg(SO4)4 References: Pekov, Igor V., Zubkova, Natalia V., Yapaskurt, Vasiliy O., Britvin, Sergey N., Vigasina, Marina F., Sidorov, Evgeny G., Pushcharovsky, Dmitry . YU (2015) New zinc and potassium chlorides from fumaroles of the Tolbachik volcano, Kamchatka, Russia: mineral data and crystal chemistry. II. Flinteite, K2ZnCl4. European Journal of Mineralogy, 27 (4) 581-588 doi:10.1127/ejm/2015/0027-2459 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 |
| ⓘ Vasilseverginite (TL) Formula: Cu9O4(AsO4)2(SO4)2 Type Locality: References: Pekov, I.V., Britvin, S.N., Yapaskurt, V.O., Krivovichev, S.V., Vigasina, M.F. and Sidorov, E.G. (2021) Vasilseverginite, Cu9O4(AsO4)2(SO4)2, a new fumarolic mineral with a hybrid structure containing novel anion-centered tetrahedral structural units. American Mineralogist: 106: 633-640. |
| ⓘ Vladkuzminite (TL) Formula: K4CuZn3(AsO4)4 Type Locality: References: Koshlyakova, N. N., Pekov, I. V., Agakhanov, A. A., Burns, P. C., Zubkova, N. V., Vigasina, M. F., Britvin, S. N., Hazen, R. M., and Zhitova, E. S.: Vladkuzminite, IMA 2023-106, in: CNMNC Newsletter 78, Eur. J. Mineral., 36, https://doi.org/10.5194/ejm-36-361-2024, 2024. |
| ⓘ Wagnerite Formula: Mg2(PO4)F References: Pekov, Igor V., Koshlyakova, Natalia N., Zubkova, Natalia V., Belakovskiy, Dmitry I., Vigasina, Marina F., Agakhanov, Atali A., Ksenofontov, Dmitry A., Turchkova, Anna G., Britvin, Sergey N., Sidorov, Evgeny G., Pushcharovsky, Dmitry Yu. (2022) A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3. Minerals, 12 (7) 850 doi:10.3390/min12070850 |
| ⓘ Wollastonite Formula: Ca3(Si3O9) References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Wulffite (TL) Formula: K3NaCu4O2(SO4)4 Type Locality: References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Chukanov, N. V., Lykova, I. S., Savelyev, D. P., Sidorov, E. G., Pushcharovsky, D. Y. (2014) Wulffite, K3NaCu4O2(SO4)4, and parawulffite, K5Na3Cu8O4(SO4)8, two new minerals from fumarole sublimates of the Tolbachik Volcano, Kamchatka, Russia. The Canadian Mineralogist, 52 (4) 699-716 doi:10.3749/canmin.1400018 Pekov, Igor V., Shchipalkina, Nadezhda V., Zubkova, Natalia V., Gurzhiy, Vladislav V., Agakhanov, Atali A., Belakovskiy, Dmitry I., Chukanov, Nikita V., Lykova, Inna S., Vigasina, Marina F., Koshlyakova, Natalia N., Sidorov, Evgeny G., Giester, Gerald (2019) Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik Volcano, Kamchatka, Russia. I. Metathénardite, a natural high-temperature modification of Na2SO4. The Canadian Mineralogist, 57 (6) 885-901 doi:10.3749/canmin.1900050 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 Pekov, Igor V.; Zubkova, Natalia V.; Agakhanov, Atali A.; Koshlyakova, Natalia N.; Chukanov, Nikita V.; Yapaskurt, Vasiliy O.; Britvin, Sergey N.; Turchkova, Anna G.; Zhitova, Elena S.; Pushcharovsky, Dmitry Yu. (2026) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XXI. Magganasite, CuFe3+3O(AsO4)3. Mineralogical Magazine, 90 (2). p.472-480. doi:10.1180/mgm.2025.10141 |
| ⓘ Yangzhumingite Formula: KMg2.5(Si4O10)F2 References: Shchipalkina, Nadezhda V., Pekov, Igor V., Koshlyakova, Natalia N., Britvin, Sergey N., Zubkova, Natalia V., Varlamov, Dmitry A., Sidorov, Eugeny G. (2020) Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia – Part 2: Tectosilicates. European Journal of Mineralogy, 32 (1) 121-136 doi:10.5194/ejm-32-121-2020 |
| ⓘ Yuanfuliite Formula: Mg(Fe3+,Al)O(BO3) References: Bulakh, M. O., Pekov, I. V., Koshlyakova, N. N., Sidorov, E. G. (2022) Ludwigite and Yuanfuliite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Geology of Ore Deposits, 64 (8) 607-621 doi:10.1134/s1075701522080037 |
| ⓘ Yurgensonite (TL) Formula: K2SnTiO2(AsO4)2 Type Locality: References: Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 |
| ⓘ Yurmarinite (TL) Formula: Na7(Fe3+,Mg,Cu)4(AsO4)6 Type Locality: References: Pekov, I. V., Zubkova, N. V., Yapaskurt, V. O., Belakovskiy, D. I., Lykova, I. S., Vigasina, M. F., Sidorov, E. G., Pushcharovsky, D. Yu. (2014) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. I. Yurmarinite, Na7(Fe3+,Mg,Cu)4(AsO4)6. Mineralogical Magazine, 78 (4) 905-917 doi:10.1180/minmag.2014.078.4.10 Pekov, Igor V.; Zubkova, Natalia V.; Koshlyakova, Natalia N.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Sidorov, Evgeny G.; Zhegunov, Pavel S.; et al. (2025) Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 15 (7). doi:10.3390/min15070706 |
| ⓘ Zincite Formula: ZnO References: Pekov, Igor V., Zubkova, Natalia V., Yapaskurt, Vasiliy O., Britvin, Sergey N., Vigasina, Marina F., Sidorov, Evgeny G., Pushcharovsky, Dmitry . YU (2015) New zinc and potassium chlorides from fumaroles of the Tolbachik volcano, Kamchatka, Russia: mineral data and crystal chemistry. II. Flinteite, K2ZnCl4. European Journal of Mineralogy, 27 (4) 581-588 doi:10.1127/ejm/2015/0027-2459 Pekov, Igor V.; Britvin, Sergey N.; Bulakh, Maria O.; Belakovskiy, Dmitry I.; Yapaskurt, Vasiliy O.; Turchkova, Anna G.; Anikin, Leonid P. (2025) Kantorite, K2NaMg(SO4)2F, a new fumarolic mineral from the Tolbachik volcano, Kamchatka, Russia. Mineralogical Magazine, 89 (5). 575-581 doi:10.1180/mgm.2025.23 |
| ⓘ Zincochromite Formula: ZnCr2O4 References: Pekov, Igor, Sandalov, Fedor, Koshlyakova, Natalia, Vigasina, Marina, Polekhovsky, Yury, Britvin, Sergey, Sidorov, Evgeny, Turchkova, Anna (2018) Copper in Natural Oxide Spinels: The New Mineral Thermaerogenite CuAl2O4, Cuprospinel and Cu-Enriched Varieties of Other Spinel-Group Members from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 8 (11) 498 doi:10.3390/min8110498 |
| ⓘ Zircarsite (TL) Formula: Na18Cu12ZrO8(AsO4)8Cl6 Type Locality: References: Koshlyakova, N. N., Pekov, I. V., Agakhanov, A. A., Burns, P. C., Bullock, E., Yapaskurt, V. O., Zubkova, N. V., Britvin, S. N., Hazen, R. M., and Zhitova, E. S.: Zircarsite, IMA 2024-037, in: CNMNC Newsletter 81, Eur. J. Mineral., 36, https://doi.org/10.5194/ejm-36-917-2024, 2024. |
| ⓘ Zubkovaite (TL) Formula: Ca3Cu3(AsO4)4 Type Locality: References: Pekov, Igor V., Lykova, Inna S., Agakhanov, Atali A., Belakovskiy, Dmitry I., Vigasina, Marina F., Britvin, Sergey N., Turchkova, Anna G., Sidorov, Evgeny G., Scheidl, Katharina S. (2019) New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XII. Zubkovaite, Ca3Cu3(AsO4)4. Mineralogical Magazine, 83 (6) 879-886 doi:10.1180/mgm.2019.33 |
Arsenatnaya fumarole, Second scoria cone, Northern Breakthrough, Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia