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White mica

A synonym

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Recorded Ages and Analyses Discuss White mica

White mica Gallery Search Photos of White mica

Edit White mica Add Synonym Edit CIF structures Clear Cache

Muscovite, etc.

Fillow Quarry, Branchville, Redding, Fairfield County, Connecticut, USA

Muscovite

Shannon Canyon, Inyo County, California, USA

Muscovite

Zé Pinto claim, Aldeia, Cuparaque, Minas Gerais, Brazil

Muscovite, etc.

Fillow Quarry, Branchville, Redding, Fairfield County, Connecticut, USA

Muscovite

Shannon Canyon, Inyo County, California, USA

Muscovite

Zé Pinto claim, Aldeia, Cuparaque, Minas Gerais, Brazil

Muscovite, etc.

Fillow Quarry, Branchville, Redding, Fairfield County, Connecticut, USA

Muscovite

Shannon Canyon, Inyo County, California, USA

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About White micaHide

Synonym of:

Margarite, Muscovite, Paragonite, Pyrophyllite

An informal field name for any mica with a very pale colour, in contrast to dark micas like the biotites.

Unique IdentifiersHide

Mindat ID:

46861

Long-form identifier:

mindat:1:1:46861:7

Pronunciation of White micaHide

Pronunciation:

Play	Recorded by	Country
	Jolyon Ralph	United Kingdom

View all 218 analyses with additional filters.

Age distributionHide

Recorded ages:

Mesoarchean to Quaternary : 2890 Ma to 1.22 ± 0.06 Ma - based on 218 recorded ages.

Sample ages:

Sample ID	Recorded age	Geologic Time	Dating method
1	1.22 ± 0.06 Ma	Pleistocene	K-Ar
2	1.37 ± 0.05 Ma	Pleistocene	K-Ar
3	14.2 ± 0.6 Ma	Miocene	K-Ar
4	47.8 ± 1.9 Ma	Eocene	K-Ar
5	71.1 ± 1.4 Ma	Late/Upper Cretaceous	K-Ar
6	87 ± 4 Ma	Late/Upper Cretaceous
7	126.2 ± 1.2 Ma	Early/Lower Cretaceous	Ar-Ar
8	150 to 140 Ma	Mesozoic	40Ar/39Ar
9	189 Ma	Early Jurassic	K-Ar
10	231.5 ± 4.5 Ma	Late/Upper Triassic	K-Ar
11	263 Ma	Guadalupian	K-Ar
12	277.2 ± 5.5 Ma	Cisuralian	K-Ar
13	295 to 280 Ma	Cisuralian	Ar-Ar
14	338.6 ± 0.5 Ma	Mississippian	Ar-Ar
15	349.8 ± 3.9 Ma	Mississippian	Ar-Ar
16	365 Ma	Late/Upper Devonian	K-Ar
17	379.9 ± 3.8 Ma	Late/Upper Devonian	Ar-Ar
18	413.5 ± 4.7 Ma	Early/Lower Devonian	Ar-Ar
19	670 to 660 Ma	Cryogenian	Ar-Ar
20	2890 Ma	Mesoarchean	Rb-Sr

Sample references:

ID	Locality	Reference
1	Far Southeast Cu-Au deposit, Mankayan, Benguet Province, Cordillera Administrative Region, Luzon, Philippines	Arribas, A., Hedenquist, J. W., Itaya, T., Okada, T., Concepci
2	" "	Arribas, A., Hedenquist, J. W., Itaya, T., Okada, T., Concepci
3	Jas Roux, La Chapelle-en-Valgaudemar, Gap, Hautes-Alpes, Provence-Alpes-Côte d'Azur, France	Gasquet D, Bertrand J, Paquette J, Lehmann J, Ratzov G, De Ascen?
4	Seikyu mine, Daito, Unnan City, Shimane Prefecture, Japan	Shibata K, Ishihara S (1974): K-Ar ages of the major tungsten and molybdenum deposits in Japan. Economic Geology 69(8) 1207-1214.
5	Lone Mountain Mining District, Esmeralda County, Nevada, USA	Silberman, M. L., Bonham, H. F. Jr., Garside, L. J., Ashley, R. P. (1978) Radiometric ages of volcanic and plutonic rocks and hydrothermal alteration-mineralization in the Tonopah Mining District and vicinity, Nye and Esmerelda Counties, Nevada. United States Department of the Interior Geological Survey Open-File Report 78-841. 1-48.
6	Magurka Au-Sb deposit, Partizánska Ľupča, Liptovský Mikuláš District, Žilina Region, Slovakia	Koh
7	Oreshnaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia	Zagorsky, V. E., & Peretyazhko, I. S. (2010, February). First 40 Ar/39 Ar Age determinations on the Malkhan granite-pegmatite system: geodynamic implications. In Doklady Earth Sciences, 430(2), 172-175.
8	Magurka Au-Sb deposit, Partizánska Ľupča, Liptovský Mikuláš District, Žilina Region, Slovakia	Koh
9	Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK	Ineson, P. R., Mitchell, J. G. (1974) K-Ar isotopic age determinations from some Lake District mineral localities. Geological Magazine, 111 (6). 521-537 doi:10.1017/s0016756800041571
10	Rožná deposit, Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic	K?
11	Old Sandbed Mine, Caldbeck, Allerdale, Cumbria, England, UK	Ineson, P. R., Mitchell, J. G. (1974) K-Ar isotopic age determinations from some Lake District mineral localities. Geological Magazine, 111 (6). 521-537 doi:10.1017/s0016756800041571
12	Rožná deposit, Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic	K?
13	Yubileinoye Ta deposit, Krasnokordon, Asubulak ore field, Ulan District, East Kazakhstan Region, Kazakhstan	Murzintsev N.G., Oytseva T.A., Kotler P.D., Vladimirov A.G., Travin A.V., Khromykh S.V., D'yachkov B.A., Kuz'mina O.N., Annikova I.Yu. (2016). Ar/Ar Isotopic age and structural control of spodumene-pegmatite deposits of eastern Kazakhstan. Conference on the Altaids and Uralides March 29
14	Jílové gold mining district, Central Bohemian Region, Czech Republic
15	Karakul’skoe deposit, Yustid ore cluster, Altai Republic, Russia	Tretiakova, I.G., Borisenko, A.S., Lebedev, V.I., Pavlova, G.G., Goverdovsky, V.A., Travin, A.V. (2010) Cobalt mineralization in the Altai–Sayan orogen: age and correlation with magmatism. Russian Geology and Geophysics, 51 (9) 1078-1090 doi:10.1016/j.rgg.2010.08.012
16	Brookfield gold mine, Queens Co., Nova Scotia, Canada	Ravenhurst, C. E., Reynolds, P. H., Zentilli, M., Krueger, H. W., & Blenkinsop, J. (1989) Formation of Carboniferous Pb-Zn and barite mineralization from basin-derived fluids, Nova Scotia, Canada.
17	Kharadzhul’skoe Cu–Co– As deposit, Khakassia, Russia	Tretiakova, I.G., Borisenko, A.S., Lebedev, V.I., Pavlova, G.G., Goverdovsky, V.A., Travin, A.V. (2010) Cobalt mineralization in the Altai–Sayan orogen: age and correlation with magmatism. Russian Geology and Geophysics, 51 (9) 1078-1090 doi:10.1016/j.rgg.2010.08.012
18	Abakanskoe deposit, Khakassia, Russia	Tretiakova, I.G., Borisenko, A.S., Lebedev, V.I., Pavlova, G.G., Goverdovsky, V.A., Travin, A.V. (2010) Cobalt mineralization in the Altai–Sayan orogen: age and correlation with magmatism. Russian Geology and Geophysics, 51 (9) 1078-1090 doi:10.1016/j.rgg.2010.08.012
19	Udereiskoe, Krasnoyarsk Krai, Russia	Nozhkin, A. D., Borisenko, A. S., & Nevol
20	Wodgina Tantalite Mine, Wodgina, Abydos Station, Port Hedland Shire, Western Australia, Australia	Sweetapple, Marcus T., Collins, Peter L. F. (2002) Genetic Framework for the Classification and Distribution of Archean Rare Metal Pegmatites in the North Pilbara Craton, Western Australia. Economic Geology, 97 (4) 873-895 doi:10.2113/gsecongeo.97.4.873

Chemical AnalysisHide

Oxide wt%:

Showing 12 of 21 analyses on this page.

	1	2	3	4	5	6	7	8	9	10	11	12
SiO₂	36.24 %	47.22 %	47.25 %	48.26 %	49.07 %	49.32 %	51.03 %	51.86 %	51.69 %	51.25 %	32.03 %	44.96 %
TiO₂		0.04 %	0.12 %	0.23 %	0.32 %	0.19 %	0.32 %	0.38 %	0.16 %	0.32 %	0.11 %	0.04 %
Al₂O₃	46.17 %	39.52 %	39.73 %	38.64 %	32.04 %	29.03 %	26.63 %	24.85 %	23.52 %	23.94 %	49.03 %	37.39 %
FeO	0.96 %	0.76 %	0.70 %	1.25 %	1.18 %	2.20 %	1.36 %	1.73 %	1.96 %	3.06 %	1.32 %	0.04 %
MnO		0.25 %	0.03 %	0.01 %			0.10 %	0.05 %	0.04 %	0.00 %	0.02 %	0.02 %
MgO		0.04 %	0.15 %	0.23 %	2.39 %	3.08 %	4.18 %	4.68 %	4.89 %	4.40 %	1.01 %	0.02 %
CaO	8.13 %	0.25 %	0.43 %	0.16 %	0.02 %		0.10 %	0.07 %		0.00 %	8.12 %	0.01 %
Na₂O	2.91 %	7.54 %	6.96 %	7.32 %	1.52 %		0.66 %	0.25 %	0.12 %	0.36 %	3.17 %	0.81 %
K₂O	0.62 %	0.20 %	1.05 %	0.31 %	9.30 %	11.07 %	10.61 %	10.86 %	10.79 %	10.66 %	0.01 %	10.68 %
P₂O₅
Cr₂O₃		0.09 %	0.07 %	0.01 %			0.16 %	0.12 %	0.04 %	0.32 %	0.02 %	0.01 %
BaO											0.04 %	0.01 %
F											0.060 %	0.00 %
Cl											0.005 %	0.02 %
H₂O												4.46 %
O=F,Cl
Total:	95.03 %	95.91 %	96.49 %	96.42 %	95.84 %	94.89 %	95.15 %	94.85 %	93.21 %	94.31 %	94.945 %	98.47 %

Empirical formulas:

Sample ID	Empirical Formula
1	(K_0.05 Na_0.37Ca0_.57Fe²⁺_0.05)_Σ1.04Al_1.98(Al_1.61Si_2.39)_Σ4.00O₁₀OH₂
2	(Na_0.93 K_0.02 )_Σ0.95 (Al _1.96Ca_0.02Mn_0.01Fe_0.04)_Σ2.03(Al_1.00Si_3.00O₁₀)OH₂
13	(Na_0.85Na_0.09) _Σ0.94(Al_1.91Mg_0.04 Fe_0.03 Ca_0.03Cr_0.01)_Σ2.02(Al_1.04Si_2.96)_Σ4.00O₁₀OH₂
3	(Na_0.86Na_0.08) _Σ0.94(Al_1.96Mg_0.01 Fe_0.04Ca_0.03)_Σ2.04(Al_1.01Si_2.99)_Σ4.00O₁₀OH₂
6	K_0.95Al_1.50(Mg_0.31 Fe²⁺_0.12 Al_0.11)_Σ0.5(Al_0.68Ti_0.01Si_3.31)_Σ4.00O₁₀OH₂
14	(K_0.86Na_0.11 )_Σ0.97(Al _1.46 Cr _0.01 Ca_0.01Mg_0.39Fe_0.06 Ti_0.02)_Σ1.95(Al_0.61Si_3.39O₁₀)OH₂
7	K_0.91Na_0.09(Mg_0.42 Fe_0.08 Ca_0.01Mn_0.01Al_1.51)_Σ1.93(Al_0.59Si_3.41)_Σ4.00O₁₀OH₂
15	K_0.89Na_0.09(Mg_0.34 Fe_0.13 Mn_0.01 Ti_0.02Al_1.51)_Σ2.11(Al_0.69Si_3.31)_Σ4.00O₁₀OH₂
8	K_0.93Na_0.03(Mg_0.47 Fe_0.10 Ca_0.01Ti_0.02Al_1.44)_Σ2.04(Al_0.52Si_3.48)_Σ4.00O₁₀OH₂
16	K_0.76Na_0.01(Mg_0.33 Fe_0.18 Ca_0.02 Al_1.54)_Σ2.07(Al_0.58Si_3.42)_Σ4.00O₁₀OH₂

Sample references:

ID	Locality	Reference	Notes
1	Kovalo eclogites, Kechros, Arriana, Rhodope, Eastern Macedonia and Thrace, Greece	Mposkos, E.; Baziotis, I.; Proyer, A. (2011) Pressure–temperature evolution of eclogites from the Kechros complex in the Eastern Rhodope (NE Greece). International Journal of Earth Sciences, 101 (4). 973-996 doi:10.1007/s00531-011-0699-2	EMPA analysis of margarite from a retrogressed eclogite
2	Eissee eclogite, Timmelbach valley, Prägraten am Großvenediger, Lienz District, Tyrol, Austria	Hoschek, Gert (2004) Comparison of calculated P-T pseudosections for a kyanite eclogite from the Tauern Window, Eastern Alps, Austria. European Journal of Mineralogy, 16 (1) 59-72 doi:10.1127/0935-1221/2004/0016-0059	EMPA analysis of paragonite found as an inclusion in garnet in a kyanite-eclogite.
3	Steinsteg eclogite, Frosnitz valley, Matrei in Osttirol, Lienz District, Tyrol, Austria	Hoschek, G (2001) Thermobarometry of metasediments and metabasites from the Eclogite zone of the Hohe Tauern, Eastern Alps, Austria. Lithos, 59 (3) 127-150 doi:10.1016/s0024-4937(01)00063-9	EMPA analysis of a paragonite inclusion in garnet from a post eclogite-facies mica schists.
4	Eclogite outcrops, Shang Sumdo région, Leh District, Ladakh, India	Sachan, K. H.; Bodnar, R. J.; Islam, R.; Szabo, Cs.; Lawi, R. D. (1999) Exhumation History of Eclogites from the Tso-Morari Crystalline Complex in Eastern Ladakh: Mineralogical and Fluid Inclusion Constraints. Journal Geological Society of India, 53 (2). 181-190 doi:10.17491/jgsi/1999/530205	EMPA analysis of paragonite from eclogite matrix
5	Gablor Hill eclogites, Kulp district, Diyarbakir Province, Turkey	Okay, A. I.; Arman, M. B.; Göncüoglu, M. C. (1985) Petrology and phase relations of the kyanite-eclogites from eastern Turkey. Contributions to Mineralogy and Petrology, 91 (2). 196-204 doi:10.1007/bf00377767	colorless mica-flake in kyanite-eclogite. EMPA analysis
6	Charakoma eclogite, Soufli, Evros, Eastern Macedonia and Thrace, Greece	Mposkos, E.; Baziotis, I.; Proyer, A. (2011) Pressure–temperature evolution of eclogites from the Kechros complex in the Eastern Rhodope (NE Greece). International Journal of Earth Sciences, 101 (4). 973-996 doi:10.1007/s00531-011-0699-2	EMPA analysis of a primary phengite in an kyanite-eclogite.
7	Steinsteg eclogite, Frosnitz valley, Matrei in Osttirol, Lienz District, Tyrol, Austria	Hoschek, G (2001) Thermobarometry of metasediments and metabasites from the Eclogite zone of the Hohe Tauern, Eastern Alps, Austria. Lithos, 59 (3) 127-150 doi:10.1016/s0024-4937(01)00063-9	EMPA anallysis of phengite from a kyanite-eclogite
8	" "	Hoschek, G (2001) Thermobarometry of metasediments and metabasites from the Eclogite zone of the Hohe Tauern, Eastern Alps, Austria. Lithos, 59 (3) 127-150 doi:10.1016/s0024-4937(01)00063-9	EMPA analysis of a phengite inclusion in amphibole from a post eclogite-facies mica schists.
9	Eclogite outcrops, Shang Sumdo région, Leh District, Ladakh, India	Sachan, K. H.; Bodnar, R. J.; Islam, R.; Szabo, Cs.; Lawi, R. D. (1999) Exhumation History of Eclogites from the Tso-Morari Crystalline Complex in Eastern Ladakh: Mineralogical and Fluid Inclusion Constraints. Journal Geological Society of India, 53 (2). 181-190 doi:10.17491/jgsi/1999/530205	EMPA analysis of phengite from eclogite matrix.
10	Weiß‑Spitze eclogites, Virgen valley, Lienz District, Tyrol, Austria	THOMAS, S.; FRANZ, G. (1988) Kluftminerale und ihre Bildungsbedingungen in Gesteinen der Eklogitzone/Südvenediger-Gebiet (Hohe Tauern, Österreich). Mitteilungen der Österreichischen Geologischen Gesellschaft, 81. 189-218	Phengite from a banded eclogite. EMPA analysis
11	Liset eclogite pod, Liset, Selje, Stad, Vestland, Norway	Godard, Gaston, Smith, David (1999) Preiswerkite and Na-(Mg,Fe)-margarite in eclogites. Contributions to Mineralogy and Petrology, 136 (1) 20-32 doi:10.1007/s004100050521	Analyzed with a Cameca SX-50 electronmicroprobe at the University of Paris 7.
12	Beluga sapphire property, Kimmirut, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada	Belley, Philippe M., Dzikowski, Tashia J., Fagan, Andrew, Cempírek, Jan, Groat, Lee A., Mortensen, James K., Fayek, Mostafa, Giuliani, Gaston, Fallick, Anthony E., Gertzbein, Paul (2017) Origin Of Scapolite-Hosted Sapphire (Corundum) Near Kimmirut, Baffin Island, Nunavut, Canada. The Canadian Mineralogist, 55 (4) 669-699 doi:10.3749/canmin.1700018	OH Calculated OH=2-F-Cl
13	Steinsteg eclogite, Frosnitz valley, Matrei in Osttirol, Lienz District, Tyrol, Austria	Hoschek, G (2001) Thermobarometry of metasediments and metabasites from the Eclogite zone of the Hohe Tauern, Eastern Alps, Austria. Lithos, 59 (3) 127-150 doi:10.1016/s0024-4937(01)00063-9	EMPA analysis of paragonite after kyanite in a kyanite-eclogite
14	Eissee eclogite, Timmelbach valley, Prägraten am Großvenediger, Lienz District, Tyrol, Austria	Hoschek, Gert (2004) Comparison of calculated P-T pseudosections for a kyanite eclogite from the Tauern Window, Eastern Alps, Austria. European Journal of Mineralogy, 16 (1) 59-72 doi:10.1127/0935-1221/2004/0016-0059	EMPA analysis of a phengite inclusion in garnet from a kyanite-eclogite
15	Steinsteg eclogite, Frosnitz valley, Matrei in Osttirol, Lienz District, Tyrol, Austria	Hoschek, G (2001) Thermobarometry of metasediments and metabasites from the Eclogite zone of the Hohe Tauern, Eastern Alps, Austria. Lithos, 59 (3) 127-150 doi:10.1016/s0024-4937(01)00063-9	EMPA analysis of a matrix phengite in a post eclogite-facies mica schists.
16	Obidim eclogite, Bansko Municipality, Blagoevgrad Province, Bulgaria	Janák, M.; Froitzheim, N.; Georgiev, N.; Nagel, T. J.; Sarov, S. (2011) P-T evolution of kyanite eclogite from the Pirin Mountains (SW Bulgaria): implications for the Rhodope UHP Metamorphic Complex. Journal of Metamorphic Geology, 29 (3). 317-332 doi:10.1111/j.1525-1314.2010.00920.x	EMPA analysis ( State Geological Institute of Dionyz Stur in Bratislava).of a phengite inclusion in garnet from a kyanite-eclogite

Crystal StructureHide

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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure

ID	Species	Reference	Year	Locality	Pressure (GPa)	Temp (K)
0019256	Muscovite	Mesto E, Scordari F, Lacalamita M, Schingaro E (2012) Tobelite and NH4+ -rich muscovite single crystals from Ordovician Armorican sandstones (Brittany, France): Structure and crystal chemistry American Mineralogist 97 1460-1468	2012	Ordovician Armorican sandstones, Brittany, France	0	293
0006860	Muscovite	Brigatti M F, Galli E, Medici L, Poppi L, Cibin G, Marcelli A, Mottana A (2001) Chromium-containing muscovite: crystal chemistry and XANES spectroscopy European Journal of Mineralogy 13 377-389	2001	Northwest Nelson - Anatoki River	0	293
0006859	Muscovite	Brigatti M F, Galli E, Medici L, Poppi L, Cibin G, Marcelli A, Mottana A (2001) Chromium-containing muscovite: crystal chemistry and XANES spectroscopy European Journal of Mineralogy 13 377-389	2001	Northwest Nelson - Campbell Creek	0	293
0006858	Muscovite	Brigatti M F, Galli E, Medici L, Poppi L, Cibin G, Marcelli A, Mottana A (2001) Chromium-containing muscovite: crystal chemistry and XANES spectroscopy European Journal of Mineralogy 13 377-389	2001	Westland	0	293
0012228	Muscovite	Tomita K, Shiraki K, Kawano M (1998) Crystal structure of dehydroxylated 2M1 sericite and its relationship with mixed-layer mica/smectite Clay Science 10 423-441	1998	Goto mine, Nagasaki Prefecture, Japan	0	293
0006547	Muscovite	Amisano-Canesi A, Chiari G, Ferraris G, Ivaldi G, Soboleva S V (1994) Muscovite- and phengite-3T: crystal structure and conditions of formation European Journal of Mineralogy 6 489-496	1994	Dora-Maira	0	293
0006546	Muscovite	Amisano-Canesi A, Chiari G, Ferraris G, Ivaldi G, Soboleva S V (1994) Muscovite- and phengite-3T: crystal structure and conditions of formation European Journal of Mineralogy 6 489-496	1994	Kazakhstan	0	293
0019597	Muscovite	Knurr R A, Bailey S W (1986) Refinement of Mn-substituted muscovite and phlogopite Clays and Clay Minerals 34 7-16	1986	Minas Gerais, Brazil	0	293
0019604	Muscovite	Rule A C, Bailey S W (1985) Refinement of the crystal structure of phengite-2M1 Clays and Clay Minerals 33 403-409	1985	Rio de Oro, Spanish Sahara	0	293
0019603	Margarite	Joswig W, Takeuchi Y, Fuess H (1983) Neutron-diffraction study on the orientation of hydroxyl groups in margarite Zeitschrift fur Kristallographie 165 295-303	1983	Greiner, Zillertal, Autria	0	293
0014475	Muscovite	Martin-Ramos JD, Rodriguez-Gallego M (1982) Chromian mica from Sierra Nevada, Spain Mineralogical Magazine 46 269-272	1982	Sierra Nevada, Spain	0	293
0014740	Muscovite	Rothbauer R (1971) Untersuchung eines 2M1-muskovits mit neutronenstrahlen Neues Jahrbuch fur Mineralogie, Monatshefte 1971 143-154	1971	Diamond mine, Black Hills, South Dakota, USA	0	293
0019602	Muscovite	Guven N (1971) The crystal structures of 2M1 phengite and 2M1 muscovite Zeitschrift fur Kristallographie 134 196-212	1971	pegmatite in Georgia, USA	0	293
0019601	Muscovite	Guven N (1971) The crystal structures of 2M1 phengite and 2M1 muscovite Zeitschrift fur Kristallographie 134 196-212	1971	Tiburon Peninsula, California, USA	0	293
0010646	Muscovite	Guven N, Burnham C W (1967) The crystal structure of 3T muscovite Snohomish County, Washington, USA Zeitschrift fur Kristallographie 125 163-183	1967	in granodiorite near Sunrise Copper Prospect, Sultan Basin,	0	293
0018221	Muscovite	Guven N, Burnham C (1966) The crystal structure of 3T muscovite _cod_database_code 1100014 Carnegie Institution of Washington: Yearbook 65 290-293	1966	Sunrise copper prospect, Snohomish Co, Washington, USA	0	293
0010542	Pyrophyllite	Gruner J W (1934) The crystal structures of talc and pyrophyllite Zeitschrift fur Kristallographie 88 412-419	1934	Tres Cerritos, Mariposa County, California, USA	0	293
0008407	Paragonite	Comodi P, Zanazzi P F (2000) Structural thermal behavior of paragonite and its dehydroxylate: a high-temperature single-crystal study Physics and Chemistry of Minerals 27 377-385	2000		0	298
0006358	Muscovite	Catti M, Ferraris G, Ivaldi G (1989) Thermal strain analysis in the crystal structure of muscovite at 700 C European Journal of Mineralogy 1 625-632	1989		0	298
0005737	Muscovite	Brigatti M F, Kile D E, Poppi M (2001) Crystal structure and crystal chemistry of lithium-bearing muscovite-2M1 The Canadian Mineralogist 39 1171-1180	2001		0	293
0005736	Muscovite	Brigatti M F, Kile D E, Poppi M (2001) Crystal structure and crystal chemistry of lithium-bearing muscovite-2M1 The Canadian Mineralogist 39 1171-1180	2001		0	293
0005735	Muscovite	Brigatti M F, Kile D E, Poppi M (2001) Crystal structure and crystal chemistry of lithium-bearing muscovite-2M1 O4 B33 is missing a zero The Canadian Mineralogist 39 1171-1180	2001		0	293
0005734	Muscovite	Brigatti M F, Kile D E, Poppi M (2001) Crystal structure and crystal chemistry of lithium-bearing muscovite-2M1 The Canadian Mineralogist 39 1171-1180	2001		0	293
0005733	Muscovite	Brigatti M F, Kile D E, Poppi M (2001) Crystal structure and crystal chemistry of lithium-bearing muscovite-2M1 The Canadian Mineralogist 39 1171-1180	2001		0	293
0012229	Muscovite	Tomita K, Shiraki K, Kawano M (1998) Crystal structure of dehydroxylated 2M1 sericite and its relationship with mixed-layer mica/smectite Clay Science 10 423-441	1998		0	293
0005550	Muscovite	Liang J, Hawthorne F C, Swainson I P (1998) Triclinic muscovite: X-ray diffraction, neutron diffraction and photo-acoustic FTIR spectroscopy The Canadian Mineralogist 36 1017-1027	1998		0	293
0005549	Muscovite	Liang J, Hawthorne F C, Swainson I P (1998) Triclinic muscovite: X-ray diffraction, neutron diffraction and photo-acoustic FTIR spectroscopy The Canadian Mineralogist 36 1017-1027	1998		0	293
0002023	Muscovite	Brigatti M F, Frigieri P, Poppi L (1998) Crystal chemistry of Mg-, Fe-bearing muscovites-2M1 Sample C3-31b from peraluminous granites at Northern Victoria Land, Antarctica American Mineralogist 83 775-785	1998		0	293
0002022	Muscovite	Brigatti M F, Frigieri P, Poppi L (1998) Crystal chemistry of Mg-, Fe-bearing muscovites-2M1 Sample C6Bb from peraluminous granites at Northern Victoria Land, Antarctica American Mineralogist 83 775-785	1998		0	293
0002021	Muscovite	Brigatti M F, Frigieri P, Poppi L (1998) Crystal chemistry of Mg-, Fe-bearing muscovites-2M1 Sample C6Cb from peraluminous granites at Northern Victoria Land, Antarctica American Mineralogist 83 775-785	1998		0	293
0002020	Muscovite	Brigatti M F, Frigieri P, Poppi L (1998) Crystal chemistry of Mg-, Fe-bearing muscovites-2M1 Sample B1b from peraluminous granites at Northern Victoria Land, Antarctica American Mineralogist 83 775-785	1998		0	293
0002019	Muscovite	Brigatti M F, Frigieri P, Poppi L (1998) Crystal chemistry of Mg-, Fe-bearing muscovites-2M1 Sample C3-29b from peraluminous granites at Northern Victoria Land, Antarctica American Mineralogist 83 775-785	1998		0	293
0002018	Muscovite	Brigatti M F, Frigieri P, Poppi L (1998) Crystal chemistry of Mg-, Fe-bearing muscovites-2M1 Sample CC1b from peraluminous granites at Northern Victoria Land, Antarctica American Mineralogist 83 775-785	1998		0	293
0002017	Muscovite	Brigatti M F, Frigieri P, Poppi L (1998) Crystal chemistry of Mg-, Fe-bearing muscovites-2M1 Sample H87b from peraluminous granites at Sardinia, Italy American Mineralogist 83 775-785	1998		0	293
0002016	Muscovite	Brigatti M F, Frigieri P, Poppi L (1998) Crystal chemistry of Mg-, Fe-bearing muscovites-2M1 Sample GFS15Ab from peraluminous granites at Sardinia, Italy American Mineralogist 83 775-785	1998		0	293
0002015	Muscovite	Brigatti M F, Frigieri P, Poppi L (1998) Crystal chemistry of Mg-, Fe-bearing muscovites-2M1 Sample A4b from peraluminous granites at Sardinia, Italy American Mineralogist 83 775-785	1998		0	293
0002014	Muscovite	Brigatti M F, Frigieri P, Poppi L (1998) Crystal chemistry of Mg-, Fe-bearing muscovites-2M1 Sample RA1 from a pegmatite on Antarctica American Mineralogist 83 775-785	1998		0	293
0002013	Muscovite	Brigatti M F, Frigieri P, Poppi L (1998) Crystal chemistry of Mg-, Fe-bearing muscovites-2M1 Sample GA1 from a pegmatite on Maddalena Island, Italy American Mineralogist 83 775-785	1998		0	293
0008000	Paragonite	Comodi P, Zanazzi P F (1997) Pressure dependence of structural parameters of paragonite Physics and Chemistry of Minerals 24 274-280	1997		0.00001	293
0005485	Muscovite	Liang J, Hawthorne F C (1996) Rietveld refinement of micaceous materials: muscovite-2M1, a comparison with single-crystal structure refinement The Canadian Mineralogist 34 115-122	1996		0	293
0005484	Muscovite	Liang J, Hawthorne F C (1996) Rietveld refinement of micaceous materials: muscovite-2M1, a comparison with single-crystal structure refinement The Canadian Mineralogist 34 115-122	1996		0	293
0005483	Muscovite	Liang J, Hawthorne F C (1996) Rietveld refinement of micaceous materials: muscovite-2M1, a comparison with single-crystal structure refinement The Canadian Mineralogist 34 115-122	1996		0	293
0007910	Muscovite	Comodi P, Zanazzi P F (1995) High-pressure structural study of muscovite Physics and Chemistry of Minerals 22 170-177	1995		0.0001	293
0006533	Muscovite	Catti M, Ferraris G, Hull S, Pavese A (1994) Powder neutron diffraction study of 2M_1 muscovite at room pressure and at 2 GPa European Journal of Mineralogy 6 171-178	1994		0	293
0006359	Muscovite	Catti M, Ferraris G, Ivaldi G (1989) Thermal strain analysis in the crystal structure of muscovite at 700 C T= 700 C European Journal of Mineralogy 1 625-632	1989		0	293
0001080	Muscovite	Guggenheim S, Chang Y H, Koster van Groos A F (1987) Muscovite dehydroxylation: High-temperature studies American Mineralogist 72 537-550	1987		0	293
0001079	Muscovite	Guggenheim S, Chang Y H, Koster van Groos A F (1987) Muscovite dehydroxylation: High-temperature studies American Mineralogist 72 537-550	1987		0	293
0001078	Muscovite	Guggenheim S, Chang Y H, Koster van Groos A F (1987) Muscovite dehydroxylation: High-temperature studies American Mineralogist 72 537-550	1987		0	293
0001077	Muscovite	Guggenheim S, Chang Y H, Koster van Groos A F (1987) Muscovite dehydroxylation: High-temperature studies American Mineralogist 72 537-550	1987		0	293
0001076	Muscovite	Guggenheim S, Chang Y H, Koster van Groos A F (1987) Muscovite dehydroxylation: High-temperature studies American Mineralogist 72 537-550	1987		0	293
0000924	Paragonite	Lin C Y, Bailey S W (1984) The crystal structure of paragonite-2M1 American Mineralogist 69 122-127	1984		0	293
0000854	Muscovite	Richardson S M, Richardson J W (1982) Crystal structure of a pink muscovite from Archer's Post, Kenya: Implications for reverse pleochroism in dioctahedral micas American Mineralogist 67 69-75	1982		0	293
0000823	Pyrophyllite	Lee J H, Guggenheim S (1981) Single crystal X-ray refinement of pyrophyllite-1Tc American Mineralogist 66 350-357	1981		0	293
0000615	Margarite	Guggenheim S, Bailey S W (1978) Refinement of the margarite structure in subgroup symmetry: correction, further refinement, and comments American Mineralogist 63 186-187	1978		0	293
0000477	Margarite	Guggenheim S, Bailey S W (1975) Refinement of the margarite structure in subgroup symmetry American Mineralogist 60 1023-1029	1975		0	293
0000286	Pyrophyllite	Wardle R, Brindley G W (1972) The crystal structures of pyrophyllite, 1Tc, and of its dehydroxylate American Mineralogist 57 732-750	1972		0	293
0000285	Pyrophyllite	Wardle R, Brindley G W (1972) The crystal structures of pyrophyllite, 1Tc, and of its dehydroxylate American Mineralogist 57 732-750	1972		0	293
0018219	Muscovite	Birle J, Tettenhorst R (1968) Refined Muscovite structure _cod_database_code 1100010 Mineralogical Magazine 36 883-886	1968		0	293
0018279	Muscovite	Gueven N, Burnham C (1966) The Crystal Structure of 3T Muscovite _cod_database_code 1101031 Zeitschrift fur Kristallographie 65 290-293	1966		0	293
0012259	Muscovite	Gatineau L (1963) Localisation des remplacements isomorphiques dans la muscovite _cod_database_code 1000042 Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences 256 4648-4649	1963		0	293
0018220	Muscovite	Radoslovich E (1960) The Structure of Muscovite, K Al2 (Si3 Al) O10 (O H)2 _cod_database_code 1100012 Acta Crystallographica 13 919-932	1960		0	293
0008408	Paragonite	Comodi P, Zanazzi P F (2000) Structural thermal behavior of paragonite and its dehydroxylate: a high-temperature single-crystal study Physics and Chemistry of Minerals 27 377-385	2000		0	483
0008409	Paragonite	Comodi P, Zanazzi P F (2000) Structural thermal behavior of paragonite and its dehydroxylate: a high-temperature single-crystal study Physics and Chemistry of Minerals 27 377-385	2000		0	723
0008410	Paragonite	Comodi P, Zanazzi P F (2000) Structural thermal behavior of paragonite and its dehydroxylate: a high-temperature single-crystal study Physics and Chemistry of Minerals 27 377-385	2000		0	873
0008001	Paragonite	Comodi P, Zanazzi P F (1997) Pressure dependence of structural parameters of paragonite Physics and Chemistry of Minerals 24 274-280	1997		0.05	293
0007908	Muscovite	Comodi P, Zanazzi P F (1995) High-pressure structural study of muscovite Physics and Chemistry of Minerals 22 170-177	1995		0.05	293
0006534	Muscovite	Catti M, Ferraris G, Hull S, Pavese A (1994) Powder neutron diffraction study of 2M_1 muscovite at room pressure and at 2 GPa European Journal of Mineralogy 6 171-178	1994		2	293
0008002	Paragonite	Comodi P, Zanazzi P F (1997) Pressure dependence of structural parameters of paragonite Physics and Chemistry of Minerals 24 274-280	1997		2.54	293
0007911	Muscovite	Comodi P, Zanazzi P F (1995) High-pressure structural study of muscovite Physics and Chemistry of Minerals 22 170-177	1995		2.7	293
0007909	Muscovite	Comodi P, Zanazzi P F (1995) High-pressure structural study of muscovite Physics and Chemistry of Minerals 22 170-177	1995		2.8	293
0008003	Paragonite	Comodi P, Zanazzi P F (1997) Pressure dependence of structural parameters of paragonite Physics and Chemistry of Minerals 24 274-280	1997		4.05	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Muscovite'
loop_
_publ_author_name
'Mesto E'
'Scordari F'
'Lacalamita M'
'Schingaro E'
_journal_name_full 'American Mineralogist'
_journal_volume 97 
_journal_year 2012
_journal_page_first 1460
_journal_page_last 1468
_publ_section_title
;
 Tobelite and NH4+ -rich muscovite single crystals from Ordovician Armorican
 sandstones (Brittany, France): Structure and crystal chemistry
 Note: sample musc_4
;
_database_code_amcsd 0019256
_chemical_compound_source 'Ordovician Armorican sandstones, Brittany, France'
_chemical_formula_sum 'K.465 Na.03 Ba.01 N.36 H2.86 Al2.73 Si3.128 O11.236'
_cell_length_a 9.027
_cell_length_b 5.1999
_cell_length_c 20.616
_cell_angle_alpha 90
_cell_angle_beta 100.113
_cell_angle_gamma 90
_cell_volume 952.670
_exptl_crystal_density_diffrn      2.576
_symmetry_space_group_name_H-M 'C 1 2/c 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,z'
  'x,-y,1/2+z'
  '1/2+x,1/2-y,1/2+z'
  '-x,y,1/2-z'
  '1/2-x,1/2+y,1/2-z'
  '-x,-y,-z'
  '1/2-x,1/2-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
K   0.00000   0.10420   0.25000   0.46500   0.02900
Na   0.00000   0.10420   0.25000   0.03000   0.02900
Ba   0.00000   0.10420   0.25000   0.01000   0.02900
N   0.00000   0.10420   0.25000   0.36000   0.02900
H   0.00000   0.10420   0.25000   1.44000   0.02900
AlM2   0.08300   0.25000   0.00010   0.92900   0.01110
SiT1   0.12320   0.58640   0.13330   0.78200   0.01280
AlT1   0.12320   0.58640   0.13330   0.21800   0.01280
SiT2   0.29480   0.10470   0.13315   0.78200   0.01440
AlT2   0.29480   0.10470   0.13315   0.21800   0.01440
O1   0.07850   0.55800   0.05280   0.94000   0.01500
O2   0.27040   0.13700   0.05280   0.94200   0.01600
O3   0.19640   0.31800   0.16590   0.93200   0.01700
O4   0.47220   0.14800   0.16520   0.93300   0.02000
O5   0.24910   0.81300   0.15390   0.94100   0.02200
O-H6   0.95670   0.05970   0.04900   0.93000   0.01200
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
K 0.02700 0.02400 0.03500 0.00000 0.00480 0.00000
Na 0.02700 0.02400 0.03500 0.00000 0.00480 0.00000
Ba 0.02700 0.02400 0.03500 0.00000 0.00480 0.00000
N 0.02700 0.02400 0.03500 0.00000 0.00480 0.00000
H 0.02700 0.02400 0.03500 0.00000 0.00480 0.00000
AlM2 0.01300 0.00800 0.01300 0.00070 0.00290 0.00200
SiT1 0.01170 0.01100 0.01600 0.00120 0.00360 0.00070
AlT1 0.01170 0.01100 0.01600 0.00120 0.00360 0.00070
SiT2 0.01400 0.01100 0.01900 -0.00200 0.00530 -0.00110
AlT2 0.01400 0.01100 0.01900 -0.00200 0.00530 -0.00110

Other Language Names for White micaHide

German:Hellglimmer

Common AssociatesHide

Associations Based on Photo Data:

2 photos of White mica associated with 'Phyllite'
1 photo of White mica associated with Graphite	C
1 photo of White mica associated with Kruťaite	CuSe₂
1 photo of White mica associated with Penroseite	(Ni,Co,Cu)Se₂
1 photo of White mica associated with Quartz	SiO₂

Other InformationHide

Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

White mica in petrologyHide

An essential component of rock names highlighted in red, an accessory component in rock names highlighted in green.

Internet Links for White micaHide

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https://www.mindat.org/min-46861.html
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References for White micaHide

Reference List:

Postel, A. Williams, Adelhelm, William (1944) White mica in the Wissahickon complex. American Mineralogist, 29 (7-8) 279-290

Kwak, Teunis A. P. (1971) The selective replacement of the aluminum silicates by white mica. Contributions to Mineralogy and Petrology, 32 (3) 193-210 doi:10.1007/bf00643334

Behrmann, J.H (1984) A study of white mica microstructure and microchemistry in a low grade mylonite. Journal of Structural Geology, 6 (3). 283-292 doi:10.1016/0191-8141(84)90052-x

Uribe-Mogollon, Camilo, Maher, Kierran (2020) White Mica Geochemistry: Discriminating Between Barren and Mineralized Porphyry Systems. Economic Geology, 115 (2) 325-354 doi:10.5382/econgeo.4706

Dubacq, Benoît, Forshaw, Jacob B. (2024) The composition of metapelitic biotite, white mica, and chlorite: a review with implications for solid-solution models. European Journal of Mineralogy, 36 (4). 657-685 doi:10.5194/ejm-36-657-2024

Significant localities for White micaHide

Showing 33 significant localities out of 39,193 recorded on mindat.org.

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the

symbol to view information about a locality. The

symbol next to localities in the list can be used to jump to that position on the map.

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Locality ListHide

- This locality has map coordinates listed.

- This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality.

- Good crystals or important locality for species.

- World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). ~~Struck out~~ - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.


Austria
Tyrol Schwaz District Finkenberg ⓘ Großer Greiner	[Margarite] von Senger (1821)

Canada
Québec Abitibi-Témiscamingue La Vallée-de-l'Or RCM Réservoir-Dozois ⓘ Cabonga Reservoir	[Muscovite] Olivier Langelier Collection

Italy
Tuscany Lucca Province Seravezza ⓘ Monte Folgorito	[Pyrophyllite] Dini A. et al. (1997)

Peru
Ancash Pallasca Province Pampas District ⓘ Pasto Bueno	[Muscovite] collections of Rock Currier +1 other reference

Russia
Sverdlovsk Oblast Beryozovsky ⓘ Berezovsk deposit	[Pyrophyllite] Yushkin N.P. et al. (1986)
ⓘ Pyshminsk deposit	[Pyrophyllite] Pekov (1998)

Switzerland
Ticino Leventina Faido Chironico Valley ⓘ Sponda Alp - Pizzo Forno	[Paragonite] Schaller et al. (1941) +3 other references
Valais Martigny Mont Chemin mining district ⓘ Martigny road tunnel	[Muscovite]

UK
Wales Carmarthenshire ⓘ Llandybie (Llandebie)	[Paragonite var: Brammallite] DAN Earth Sci. 208 (1973) +1 other reference

USA
Alabama Clay County ⓘ M&G Mine	[Muscovite] Anonymous. (1965) +1 other reference
Arizona Mohave County Virgin Mountains Virgin Peak (Bunkerville Mountain) Hummingbird claims ⓘ Chad Mountain Pegmatite	[Muscovite] Solomon Feinstein Collection. +1 other reference
California ⓘ Mariposa County	[Phengite var: Mariposite] Bowen et al. (1957) +2 other references
San Luis Obispo County Santa Lucia Mts (Santa Lucia Range) San Simeon ⓘ Beach cliffs	[Muscovite] Ron Layton Collection
Connecticut Fairfield County Redding Branchville ⓘ Fillow Quarry	[Muscovite] Cameron +7 other references
Trumbull Long Hill ⓘ Old Mine Park (Old Tungsten Mine)	[Margarite] Shannon (1921) +1 other reference
Hartford County Glastonbury South Glastonbury ⓘ Simpson Quarry (Wiarda Quarry)	[Muscovite] Rocks & Min 74:121 (1999) +1 other reference
Middlesex County East Hampton ⓘ Nathan Hall Quarry	[Muscovite] LMSCC Newsletter +1 other reference
Haddam Haddam Neck ⓘ Gillette Quarry (J-J Mine; Haddam Neck Quarry)	[Muscovite, Muscovite var: Schernikite] Bowman (1902) +2 other references
ⓘ Hewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry)	[Muscovite var: Schernikite] Adam Berlutti collection
Portland Collins Hill Strickland pegmatite ⓘ Strickland Quarry	[Muscovite] USGS Professional Paper 255: 333-338. +2 other references
ⓘ Pelton's Quarry	[Muscovite] Januzzi et al. (1976)
New Haven County ⓘ Naugatuck	[Muscovite] Anthony Scalzi collection
Illinois Calhoun County Gilead ⓘ Maquoketa Shale	[Muscovite var: Illite] GSA Bulletin +3 other references
Maine Sagadahoc County Topsham ⓘ Fisher Quarry	[Muscovite var: Schernikite] Cliff Trebilcock collection +1 other reference
Massachusetts Hampden County Chester ⓘ Chester Emery Mines	[Margarite] Lincks (1978)
ⓘ Wright Mine	[Margarite] Lincks (1978)
North Carolina Catawba County Hickory ⓘ Martin Marietta Quarry (Hickory Quarry)	[Muscovite] K. Wood collection
Mitchell County Spruce Pine ⓘ Chestnut Flats Mine	[Muscovite] - (2005)
Pennsylvania Delaware County Middletown Township ⓘ Sharpless' Quarry (Sharpless Quarry)	[Muscovite] Gordon (1922)
Schuylkill County ⓘ Saint Clair	[Pyrophyllite] Stephen Peterson et al. (2011)
South Dakota Pennington County Keystone Mining District Keystone ⓘ Etta Mine	[Muscovite] Dana 6: 1088 +5 other references
Texas Burnet County ⓘ Cactus Jack pegmatite	[Muscovite] F Roberts

Quick NavTop About White mica Unique Identifiers Pronunciation Age distribution Chemical Analysis Crystal Structure Other Languages Common Associates Other Information White mica in petrology Internet Links References Significant localities Locality List

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