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Piano del Lavonchio (Piano dei Lavonchi), Rio Vasca, Craveggia, Verbano-Cusio-Ossola Province, Piedmont, Italyi
| Regional Level Types | |
|---|---|
| Piano del Lavonchio (Piano dei Lavonchi) | Woods |
| Rio Vasca | - not defined - |
| Craveggia | Commune |
| Verbano-Cusio-Ossola Province | Province |
| Piedmont | Region |
| Italy | Country |
Piano del Lavonchio (Piano dei Lavonchi), Rio Vasca, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont, Italy
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Latitude & Longitude (WGS84):
46° 8' 54'' North , 8° 30' 29'' East
Latitude & Longitude (decimal):
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Italian:
Piano del Lavonchio (Piano dei Lavonchi), Craveggia, Provincia del Verbano-Cusio-Ossola, Piemonte, Italia
Lots of boulders of gneiss and amphibolitic gneiss, sometimes bearing dykes of pegmatite are spread in the woods around the small grassy plane (clearing) called Piano del Lavonchio or Pian dei Lavonchi. These boulders were extensively mined in the early years of the XX century for large beryl crystals, leading to the discovery of some interesting Nb-Ta-REE minerals, including the rare tanteuxenite. Fragments of these boulders were intensively dug again by collectors mostly starting from the late 1960s resulting in the discovery of an exceptional group of centimetric crystals of tanteuxenite. Other sub-localities are along the bank of the nearby Rio Vasca, as boulders and maybe in situ veins, but please note that any occurrence of tanteuxenite out of the "classical finds" is to be considered unconfirmed without analytical support.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Albite Formula: Na(AlSi3O8) References: |
| ⓘ Allanite-(Ce) Formula: (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) Description: Reported as allanite in the literature prior to 2013. References: |
| ⓘ Almandine Formula: Fe2+3Al2(SiO4)3 Description: Sometimes almandine crystals contain cheralite, uraninite and columbite group minerals as inclusions. References: |
| ⓘ 'Almandine-Spessartine Series' |
| ⓘ Arsenopyrite Formula: FeAsS References: |
| ⓘ Autunite Formula: Ca(UO2)2(PO4)2 · 10-12H2O References: |
| ⓘ Bavenite Formula: Ca4Be2Al2Si9O26(OH)2 References: |
| ⓘ Bertrandite Formula: Be4(Si2O7)(OH)2 References: |
| ⓘ Beryl Formula: Be3Al2(Si6O18) |
| ⓘ Beyerite Formula: Ca(BiO)2(CO3)2 |
| ⓘ 'Biotite' Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| ⓘ Bismuthinite Formula: Bi2S3 References: |
| ⓘ 'Chlorite Group' |
| ⓘ Clinozoisite Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
| ⓘ 'Columbite-(Fe)-Columbite-(Mn) Series' References: |
| ⓘ 'Dravite-Schorl Series' |
| ⓘ Euxenite-(Y) Formula: (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6 |
| ⓘ Fergusonite-(Y) Formula: YNbO4 |
| ⓘ Fersmite Formula: CaNb2O6 |
| ⓘ Hydroxylapatite Formula: Ca5(PO4)3(OH) |
| ⓘ Ilmenite Formula: Fe2+TiO3 |
| ⓘ 'K Feldspar' |
| ⓘ 'K Feldspar var. Adularia' Formula: KAlSi3O8 |
| ⓘ Laumontite Formula: CaAl2Si4O12 · 4H2O References: |
| ⓘ 'Limonite' |
| ⓘ Microcline Formula: K(AlSi3O8) |
| ⓘ 'Microlite Group' Formula: A2-mTa2X6-wZ1-n References: |
| ⓘ Muscovite Formula: KAl2(AlSi3O10)(OH)2 |
| ⓘ Opal Formula: SiO2 · nH2O |
| ⓘ Prehnite Formula: Ca2Al2Si3O10(OH)2 |
| ⓘ Pyrite Formula: FeS2 |
| ⓘ 'Pyrochlore Supergroup' Formula: A2-mD2X6-wZ1-n |
| ⓘ 'Pyrochlore Supergroup var. Betafite (of Hogarth 1977)' Formula: (Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH) References: |
| ⓘ Pyrophyllite Formula: Al2Si4O10(OH)2 |
| ⓘ Quartz Formula: SiO2 References: |
| ⓘ Rutile Formula: TiO2 References: |
| ⓘ Rutile var. Strüverite Formula: (Ti,Ta,Fe)O2 References: |
| ⓘ Tantalite-(Fe) Formula: Fe2+Ta2O6 |
| ⓘ Tanteuxenite-(Y) Formula: Y(Ta,Nb,Ti)2(O,OH)6 References: |
| ⓘ Tapiolite-(Fe) Formula: Fe2+Ta2O6 References: |
| ⓘ Titanite Formula: CaTiO(SiO4) |
| ⓘ Uraninite Formula: UO2 References: |
| ⓘ 'Uranmicrolite (of Hogarth 1977)' Formula: (Ca,U,Na)2-x(Ta,Nb)2(O,OH)7 References: |
| ⓘ Uranophane Formula: Ca(UO2)2(SiO3OH)2 · 5H2O References: |
| ⓘ Zircon Formula: Zr(SiO4) References: |
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Bismuthinite | 2.DB.05 | Bi2S3 |
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
| ⓘ | Arsenopyrite | 2.EB.20 | FeAsS |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | 'Microlite Group' | 4.00. | A2-mTa2X6-wZ1-n |
| ⓘ | Ilmenite | 4.CB.05 | Fe2+TiO3 |
| ⓘ | Quartz | 4.DA.05 | SiO2 |
| ⓘ | Opal | 4.DA.10 | SiO2 · nH2O |
| ⓘ | Rutile | 4.DB.05 | TiO2 |
| ⓘ | var. Strüverite | 4.DB.05 | (Ti,Ta,Fe)O2 |
| ⓘ | Tapiolite-(Fe) | 4.DB.10 | Fe2+Ta2O6 |
| ⓘ | Tantalite-(Fe) | 4.DB.35 | Fe2+Ta2O6 |
| ⓘ | Euxenite-(Y) | 4.DG.05 | (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6 |
| ⓘ | Fersmite | 4.DG.05 | CaNb2O6 |
| ⓘ | Tanteuxenite-(Y) | 4.DG.05 | Y(Ta,Nb,Ti)2(O,OH)6 |
| ⓘ | Uraninite | 4.DL.05 | UO2 |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Beyerite | 5.BE.35 | Ca(BiO)2(CO3)2 |
| Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
| ⓘ | Fergusonite-(Y) | 7.GA.05 | YNbO4 |
| Group 8 - Phosphates, Arsenates and Vanadates | |||
| ⓘ | Hydroxylapatite | 8.BN.05 | Ca5(PO4)3(OH) |
| ⓘ | Autunite | 8.EB.05 | Ca(UO2)2(PO4)2 · 10-12H2O |
| Group 9 - Silicates | |||
| ⓘ | Almandine | 9.AD.25 | Fe2+3Al2(SiO4)3 |
| ⓘ | Zircon | 9.AD.30 | Zr(SiO4) |
| ⓘ | Titanite | 9.AG.15 | CaTiO(SiO4) |
| ⓘ | Uranophane | 9.AK.15 | Ca(UO2)2(SiO3OH)2 · 5H2O |
| ⓘ | Bertrandite | 9.BD.05 | Be4(Si2O7)(OH)2 |
| ⓘ | Clinozoisite | 9.BG.05a | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
| ⓘ | Allanite-(Ce) | 9.BG.05b | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| ⓘ | Beryl | 9.CJ.05 | Be3Al2(Si6O18) |
| ⓘ | Bavenite | 9.DF.25 | Ca4Be2Al2Si9O26(OH)2 |
| ⓘ | Prehnite | 9.DP.20 | Ca2Al2Si3O10(OH)2 |
| ⓘ | Pyrophyllite | 9.EC.10 | Al2Si4O10(OH)2 |
| ⓘ | Muscovite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
| ⓘ | Microcline | 9.FA.30 | K(AlSi3O8) |
| ⓘ | Albite | 9.FA.35 | Na(AlSi3O8) |
| ⓘ | Laumontite | 9.GB.10 | CaAl2Si4O12 · 4H2O |
| Unclassified | |||
| ⓘ | 'K Feldspar var. Adularia' | - | KAlSi3O8 |
| ⓘ | 'Pyrochlore Supergroup var. Betafite (of Hogarth 1977)' | - | (Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH) |
| ⓘ | 'Biotite' | - | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| ⓘ | 'Chlorite Group' | - | |
| ⓘ | 'Limonite' | - | |
| ⓘ | 'Uranmicrolite (of Hogarth 1977)' | - | (Ca,U,Na)2-x(Ta,Nb)2(O,OH)7 |
| ⓘ | 'Almandine-Spessartine Series' | - | |
| ⓘ | 'Columbite-(Fe)-Columbite-(Mn) Series' | - | |
| ⓘ | 'Dravite-Schorl Series' | - | |
| ⓘ | 'K Feldspar' | - | |
| ⓘ | 'Pyrochlore Supergroup' | - | A2-mD2X6-wZ1-n |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| H | ⓘ Autunite | Ca(UO2)2(PO4)2 · 10-12H2O |
| H | ⓘ Bavenite | Ca4Be2Al2Si9O26(OH)2 |
| H | ⓘ Bertrandite | Be4(Si2O7)(OH)2 |
| H | ⓘ Pyrochlore Supergroup var. Betafite (of Hogarth 1977) | (Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH) |
| H | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| H | ⓘ Clinozoisite | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
| H | ⓘ Hydroxylapatite | Ca5(PO4)3(OH) |
| H | ⓘ Laumontite | CaAl2Si4O12 · 4H2O |
| H | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| H | ⓘ Opal | SiO2 · nH2O |
| H | ⓘ Prehnite | Ca2Al2Si3O10(OH)2 |
| H | ⓘ Pyrophyllite | Al2Si4O10(OH)2 |
| H | ⓘ Tanteuxenite-(Y) | Y(Ta,Nb,Ti)2(O,OH)6 |
| H | ⓘ Uranmicrolite (of Hogarth 1977) | (Ca,U,Na)2-x(Ta,Nb)2(O,OH)7 |
| H | ⓘ Uranophane | Ca(UO2)2(SiO3OH)2 · 5H2O |
| H | ⓘ Dravite-Schorl Series | |
| Be | Beryllium | |
| Be | ⓘ Bavenite | Ca4Be2Al2Si9O26(OH)2 |
| Be | ⓘ Bertrandite | Be4(Si2O7)(OH)2 |
| Be | ⓘ Beryl | Be3Al2(Si6O18) |
| B | Boron | |
| B | ⓘ Dravite-Schorl Series | |
| C | Carbon | |
| C | ⓘ Beyerite | Ca(BiO)2(CO3)2 |
| O | Oxygen | |
| O | ⓘ K Feldspar var. Adularia | KAlSi3O8 |
| O | ⓘ Albite | Na(AlSi3O8) |
| O | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| O | ⓘ Autunite | Ca(UO2)2(PO4)2 · 10-12H2O |
| O | ⓘ Almandine | Fe32+Al2(SiO4)3 |
| O | ⓘ Bavenite | Ca4Be2Al2Si9O26(OH)2 |
| O | ⓘ Bertrandite | Be4(Si2O7)(OH)2 |
| O | ⓘ Pyrochlore Supergroup var. Betafite (of Hogarth 1977) | (Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH) |
| O | ⓘ Beyerite | Ca(BiO)2(CO3)2 |
| O | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| O | ⓘ Beryl | Be3Al2(Si6O18) |
| O | ⓘ Clinozoisite | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
| O | ⓘ Euxenite-(Y) | (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6 |
| O | ⓘ Fergusonite-(Y) | YNbO4 |
| O | ⓘ Tantalite-(Fe) | Fe2+Ta2O6 |
| O | ⓘ Tapiolite-(Fe) | Fe2+Ta2O6 |
| O | ⓘ Fersmite | CaNb2O6 |
| O | ⓘ Hydroxylapatite | Ca5(PO4)3(OH) |
| O | ⓘ Ilmenite | Fe2+TiO3 |
| O | ⓘ Laumontite | CaAl2Si4O12 · 4H2O |
| O | ⓘ Microcline | K(AlSi3O8) |
| O | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| O | ⓘ Opal | SiO2 · nH2O |
| O | ⓘ Prehnite | Ca2Al2Si3O10(OH)2 |
| O | ⓘ Pyrophyllite | Al2Si4O10(OH)2 |
| O | ⓘ Quartz | SiO2 |
| O | ⓘ Rutile | TiO2 |
| O | ⓘ Rutile var. Strüverite | (Ti,Ta,Fe)O2 |
| O | ⓘ Tanteuxenite-(Y) | Y(Ta,Nb,Ti)2(O,OH)6 |
| O | ⓘ Titanite | CaTiO(SiO4) |
| O | ⓘ Uraninite | UO2 |
| O | ⓘ Uranmicrolite (of Hogarth 1977) | (Ca,U,Na)2-x(Ta,Nb)2(O,OH)7 |
| O | ⓘ Uranophane | Ca(UO2)2(SiO3OH)2 · 5H2O |
| O | ⓘ Zircon | Zr(SiO4) |
| O | ⓘ Almandine-Spessartine Series | |
| O | ⓘ Columbite-(Fe)-Columbite-(Mn) Series | |
| O | ⓘ Dravite-Schorl Series | |
| F | Fluorine | |
| F | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Na | Sodium | |
| Na | ⓘ Albite | Na(AlSi3O8) |
| Na | ⓘ Pyrochlore Supergroup var. Betafite (of Hogarth 1977) | (Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH) |
| Na | ⓘ Uranmicrolite (of Hogarth 1977) | (Ca,U,Na)2-x(Ta,Nb)2(O,OH)7 |
| Na | ⓘ Dravite-Schorl Series | |
| Mg | Magnesium | |
| Mg | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Mg | ⓘ Dravite-Schorl Series | |
| Al | Aluminium | |
| Al | ⓘ K Feldspar var. Adularia | KAlSi3O8 |
| Al | ⓘ Albite | Na(AlSi3O8) |
| Al | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| Al | ⓘ Almandine | Fe32+Al2(SiO4)3 |
| Al | ⓘ Bavenite | Ca4Be2Al2Si9O26(OH)2 |
| Al | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Al | ⓘ Beryl | Be3Al2(Si6O18) |
| Al | ⓘ Clinozoisite | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
| Al | ⓘ Laumontite | CaAl2Si4O12 · 4H2O |
| Al | ⓘ Microcline | K(AlSi3O8) |
| Al | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| Al | ⓘ Prehnite | Ca2Al2Si3O10(OH)2 |
| Al | ⓘ Pyrophyllite | Al2Si4O10(OH)2 |
| Al | ⓘ Almandine-Spessartine Series | |
| Al | ⓘ Dravite-Schorl Series | |
| Si | Silicon | |
| Si | ⓘ K Feldspar var. Adularia | KAlSi3O8 |
| Si | ⓘ Albite | Na(AlSi3O8) |
| Si | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| Si | ⓘ Almandine | Fe32+Al2(SiO4)3 |
| Si | ⓘ Bavenite | Ca4Be2Al2Si9O26(OH)2 |
| Si | ⓘ Bertrandite | Be4(Si2O7)(OH)2 |
| Si | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Si | ⓘ Beryl | Be3Al2(Si6O18) |
| Si | ⓘ Clinozoisite | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
| Si | ⓘ Laumontite | CaAl2Si4O12 · 4H2O |
| Si | ⓘ Microcline | K(AlSi3O8) |
| Si | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| Si | ⓘ Opal | SiO2 · nH2O |
| Si | ⓘ Prehnite | Ca2Al2Si3O10(OH)2 |
| Si | ⓘ Pyrophyllite | Al2Si4O10(OH)2 |
| Si | ⓘ Quartz | SiO2 |
| Si | ⓘ Titanite | CaTiO(SiO4) |
| Si | ⓘ Uranophane | Ca(UO2)2(SiO3OH)2 · 5H2O |
| Si | ⓘ Zircon | Zr(SiO4) |
| Si | ⓘ Almandine-Spessartine Series | |
| Si | ⓘ Dravite-Schorl Series | |
| P | Phosphorus | |
| P | ⓘ Autunite | Ca(UO2)2(PO4)2 · 10-12H2O |
| P | ⓘ Hydroxylapatite | Ca5(PO4)3(OH) |
| S | Sulfur | |
| S | ⓘ Arsenopyrite | FeAsS |
| S | ⓘ Bismuthinite | Bi2S3 |
| S | ⓘ Pyrite | FeS2 |
| K | Potassium | |
| K | ⓘ K Feldspar var. Adularia | KAlSi3O8 |
| K | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| K | ⓘ Microcline | K(AlSi3O8) |
| K | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| Ca | Calcium | |
| Ca | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| Ca | ⓘ Autunite | Ca(UO2)2(PO4)2 · 10-12H2O |
| Ca | ⓘ Bavenite | Ca4Be2Al2Si9O26(OH)2 |
| Ca | ⓘ Pyrochlore Supergroup var. Betafite (of Hogarth 1977) | (Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH) |
| Ca | ⓘ Beyerite | Ca(BiO)2(CO3)2 |
| Ca | ⓘ Clinozoisite | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
| Ca | ⓘ Euxenite-(Y) | (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6 |
| Ca | ⓘ Fersmite | CaNb2O6 |
| Ca | ⓘ Hydroxylapatite | Ca5(PO4)3(OH) |
| Ca | ⓘ Laumontite | CaAl2Si4O12 · 4H2O |
| Ca | ⓘ Prehnite | Ca2Al2Si3O10(OH)2 |
| Ca | ⓘ Titanite | CaTiO(SiO4) |
| Ca | ⓘ Uranmicrolite (of Hogarth 1977) | (Ca,U,Na)2-x(Ta,Nb)2(O,OH)7 |
| Ca | ⓘ Uranophane | Ca(UO2)2(SiO3OH)2 · 5H2O |
| Ti | Titanium | |
| Ti | ⓘ Pyrochlore Supergroup var. Betafite (of Hogarth 1977) | (Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH) |
| Ti | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Ti | ⓘ Euxenite-(Y) | (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6 |
| Ti | ⓘ Ilmenite | Fe2+TiO3 |
| Ti | ⓘ Rutile | TiO2 |
| Ti | ⓘ Rutile var. Strüverite | (Ti,Ta,Fe)O2 |
| Ti | ⓘ Tanteuxenite-(Y) | Y(Ta,Nb,Ti)2(O,OH)6 |
| Ti | ⓘ Titanite | CaTiO(SiO4) |
| Mn | Manganese | |
| Mn | ⓘ Almandine-Spessartine Series | |
| Mn | ⓘ Columbite-(Fe)-Columbite-(Mn) Series | |
| Fe | Iron | |
| Fe | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| Fe | ⓘ Arsenopyrite | FeAsS |
| Fe | ⓘ Almandine | Fe32+Al2(SiO4)3 |
| Fe | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Fe | ⓘ Tantalite-(Fe) | Fe2+Ta2O6 |
| Fe | ⓘ Tapiolite-(Fe) | Fe2+Ta2O6 |
| Fe | ⓘ Ilmenite | Fe2+TiO3 |
| Fe | ⓘ Pyrite | FeS2 |
| Fe | ⓘ Rutile var. Strüverite | (Ti,Ta,Fe)O2 |
| Fe | ⓘ Almandine-Spessartine Series | |
| Fe | ⓘ Columbite-(Fe)-Columbite-(Mn) Series | |
| Fe | ⓘ Dravite-Schorl Series | |
| As | Arsenic | |
| As | ⓘ Arsenopyrite | FeAsS |
| Y | Yttrium | |
| Y | ⓘ Euxenite-(Y) | (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6 |
| Y | ⓘ Fergusonite-(Y) | YNbO4 |
| Y | ⓘ Tanteuxenite-(Y) | Y(Ta,Nb,Ti)2(O,OH)6 |
| Zr | Zirconium | |
| Zr | ⓘ Zircon | Zr(SiO4) |
| Nb | Niobium | |
| Nb | ⓘ Pyrochlore Supergroup var. Betafite (of Hogarth 1977) | (Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH) |
| Nb | ⓘ Euxenite-(Y) | (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6 |
| Nb | ⓘ Fergusonite-(Y) | YNbO4 |
| Nb | ⓘ Fersmite | CaNb2O6 |
| Nb | ⓘ Tanteuxenite-(Y) | Y(Ta,Nb,Ti)2(O,OH)6 |
| Nb | ⓘ Uranmicrolite (of Hogarth 1977) | (Ca,U,Na)2-x(Ta,Nb)2(O,OH)7 |
| Nb | ⓘ Columbite-(Fe)-Columbite-(Mn) Series | |
| Ce | Cerium | |
| Ce | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
| Ce | ⓘ Euxenite-(Y) | (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6 |
| Ta | Tantalum | |
| Ta | ⓘ Pyrochlore Supergroup var. Betafite (of Hogarth 1977) | (Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH) |
| Ta | ⓘ Euxenite-(Y) | (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6 |
| Ta | ⓘ Tantalite-(Fe) | Fe2+Ta2O6 |
| Ta | ⓘ Tapiolite-(Fe) | Fe2+Ta2O6 |
| Ta | ⓘ Microlite Group | A2-mTa2X6-wZ1-n |
| Ta | ⓘ Rutile var. Strüverite | (Ti,Ta,Fe)O2 |
| Ta | ⓘ Tanteuxenite-(Y) | Y(Ta,Nb,Ti)2(O,OH)6 |
| Ta | ⓘ Uranmicrolite (of Hogarth 1977) | (Ca,U,Na)2-x(Ta,Nb)2(O,OH)7 |
| Bi | Bismuth | |
| Bi | ⓘ Beyerite | Ca(BiO)2(CO3)2 |
| Bi | ⓘ Bismuthinite | Bi2S3 |
| Th | Thorium | |
| Th | ⓘ Euxenite-(Y) | (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6 |
| U | Uranium | |
| U | ⓘ Autunite | Ca(UO2)2(PO4)2 · 10-12H2O |
| U | ⓘ Pyrochlore Supergroup var. Betafite (of Hogarth 1977) | (Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH) |
| U | ⓘ Euxenite-(Y) | (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6 |
| U | ⓘ Uraninite | UO2 |
| U | ⓘ Uranmicrolite (of Hogarth 1977) | (Ca,U,Na)2-x(Ta,Nb)2(O,OH)7 |
| U | ⓘ Uranophane | Ca(UO2)2(SiO3OH)2 · 5H2O |
Other Regions, Features and Areas containing this locality
Eurasian PlateTectonic Plate
- AlpsAccretionary Complex
EuropeContinent
- The AlpsMountain Range
Italy
- Piedmont
- Verbano-Cusio-Ossola Province
- Ossola ValleyValley
- Vigezzo ValleyValley
- Verbano-Cusio-Ossola Province
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References
Boscardin, M., Mattioli, V., Pierini, G. C. (1982) Mikrolith und Columbit [Microlite and columbite]. Lapis, 7 (3) 17-19with analysis of 2 columbites and one pyrochlore group mineral from Piano dei Lavonchi




Piano del Lavonchio, Rio Vasca, Craveggia, Verbano-Cusio-Ossola Province, Piedmont, Italy