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Mica Group

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A group of sheet silicates that can be parted into flexible or brittle sheets. Also known as the "mica family."

Classification of Mica Group

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Relationship of Mica Group to other Species

Group Members:
Aluminoceladonite
K(Mg,Fe
2+
 
)Al(Si
 
4
O
 
10
)(OH)
 
2
Anandite
(Ba,K)(Fe
2+
 
,Mg)
 
3
((Si,Al,Fe)
 
4
O
 
10
)(S,OH)
 
2
Aspidolite
NaMg
 
3
(AlSi
 
3
O
 
10
)(OH)
 
2
Biotite
Bityite
LiCaAl
 
2
(AlBeSi
 
2
O
 
10
)(OH)
 
2
Boromuscovite
KAl
 
2
(BSi
 
3
O
 
10
)(OH)
 
2
Celadonite
K(Mg,Fe
2+
 
)Fe
3+
 
(Si
 
4
O
 
10
)(OH)
 
2
Chernykhite
(Ba,Na)(V
3+
 
,Al,Mg)
 
2
((Si,Al)
 
4
O
 
10
)(OH)
 
2
Chromceladonite
K(Mg,Fe
2+
 
)(Cr,Al)(Si
 
4
O
 
10
)(OH)
 
2
Chromphyllite
K(Cr,Al)
 
2
(AlSi
 
3
O
 
10
)(OH,F)
 
2
Clintonite
Ca(Mg,Al)
 
3
(Al
 
3
SiO
 
10
)(OH)
 
2
Ephesite
LiNaAl
 
2
(Al
 
2
Si
 
2
O
 
10
)(OH)
 
2
Ferro-aluminoceladonite
K(Fe
2+
 
,Mg)(Al,Fe
3+
 
)(Si
 
4
O
 
10
)(OH)
 
2
Ferroceladonite
K(Fe
2+
 
,Mg)(Fe
3+
 
,Al)(Si
 
4
O
 
10
)(OH)
 
2
Ferrokinoshitalite
(Ba,K)(Fe
2+
 
,Mg)
 
3
(Al
 
2
Si
 
2
O
 
10
)(OH,F)
 
2
Ganterite
(Ba,Na,K)(Al,Mg)
 
2
(AlSi
 
3
O
 
10
)(OH)
 
2
Glauconite
(K,Na)(Fe
3+
 
,Al,Mg)
 
2
((Si,Al)
 
4
O
 
10
)(OH)
 
2
Hendricksite
K(Zn,Mg,Mn
2+
 
)
 
3
(AlSi
 
3
O
 
10
)(OH)
 
2
Illite
K
 
0.65
Al
 
2.0
[ ][Al
 
0.65
Si
 
3.35
O
 
10
](OH)
 
2
Kinoshitalite
(Ba,K)(Mg,Mn
2+
 
,Al)
 
3
(Al
 
2
Si
 
2
O
 
10
)(OH)
 
2
Lepidolite
Luanshiweiite-2M1
KLiAl
 
1.5
(Si
 
3.5
Al
 
0.5
)O
 
10
(OH)
 
2
Margarite
CaAl
 
2
(Al
 
2
Si
 
2
O
 
10
)(OH)
 
2
Masutomilite
(K,Rb)(Li,Mn
3+
 
,Al)
 
3
(AlSi
 
3
O
 
10
)(F,OH)
 
2
Montdorite
(K,Na)
 
2
(Fe
2+
 
,Mn
2+
 
,Mg)
 
5
(Si
 
4
O
 
10
)
 
2
(OH,F)
 
4
Muscovite
KAl
 
2
(AlSi
 
3
O
 
10
)(OH)
 
2
Nanpingite
CsAl
 
2
(AlSi
 
3
O
 
10
)(OH,F)
 
2
Norrishite
KLiMn
3+
2
(Si
 
4
O
 
10
)O
 
2
Oxykinoshitalite
(Ba,K)(Mg,Ti,Fe
3+
 
,Fe
2+
 
)
 
3
((Si,Al)
 
4
O
 
10
)(O,OH,F)
 
2
Oxyphlogopite
K(Mg,Ti,Fe)
 
3
[(Si,Al)
 
4
O
 
10
](O,F)
 
2
Phengite
Phlogopite
KMg
 
3
(AlSi
 
3
O
 
10
)(OH,F)
 
2
Polylithionite
KLi
 
2
Al(Si
 
4
O
 
10
)(F,OH)
 
2
Preiswerkite
NaMg
 
2
Al(Al
 
2
Si
 
2
O
 
10
)(OH)
 
2
Roscoelite
K(V
3+
 
,Al)
 
2
(AlSi
 
3
O
 
10
)(OH)
 
2
Shirokshinite
KNaMg
 
2
(Si
 
4
O
 
10
)F
 
2
Shirozulite
K(Mn
2+
 
,Mg)
 
3
(AlSi
 
3
O
 
10
)(OH)
 
2
Siderophyllite
KFe
2+
2
Al(Al
 
2
Si
 
2
O
 
10
)(OH)
 
2
Sokolovaite
CsLi
 
2
Al(Si
 
4
O
 
10
)F
 
2
Suhailite
(NH
 
4
)Fe
2+
3
(AlSi
 
3
O
 
10
)(OH)
 
2
Tainiolite
KLiMg
 
2
(Si
 
4
O
 
10
)F
 
2
Tetraferriphlogopite
KMg
 
3
(Fe
3+
 
Si
 
3
O
 
10
)(OH,F)
 
2
Tobelite
(NH
 
4
,K)Al
 
2
(AlSi
 
3
O
 
10
)(OH)
 
2
Trilithionite
K(Li,Al)
 
3
(AlSi
 
3
O
 
10
)(F,OH)
 
2
Voloshinite
Rb(LiAl
 
1.5
 
1.5
)(Al
 
0.5
Si
 
3.5
)O
 
10
F
 
2
Yangzhumingite
KMg
 
2.5
(Si
 
4
O
 
10
)F
 
2
Zinnwaldite
KLiFe
2+
 
Al(AlSi
 
3
O
 
10
)(F,OH)
 
2

Other Names for Mica Group

Synonyms:
Cat-goldCat-silverGlistKaten-silberKatzen-silber
Mica FamilyOr des chatsRhomboidal Mica
Other Languages:
Catalan:Mica
Czech:Slída
Danish:Glimmer
Dutch:Mica
Esperanto:Glimo
Estonian:Vilgud
Finnish:Kiille
French:Mica
Galician:Mica
German:Glimmergruppe
Glimmer
Hebrew:נציץ
Italian:Mica
Japanese:雲母
Korean:운모
Lithuanian:Žėrutis
Macedonian:Микашист
Malayalam:അഭ്രം
Marathi:अभ्रक
Nahuatl:Mētzcuitlatl
Norwegian (Bokmål):Glimmer
Norwegian (Nynorsk):Glimmer
Polish:Miki
Portuguese:Mica
Romanian:Mică
Russian:Слюды
Serbo-Croatian:Tinjci
Simplified Chinese:云母
Spanish:Mica
Swedish:Glimmer
Ukrainian:Слюда

Other Information

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

References for Mica Group

Reference List:

- +
Hanks, Henry Garber (1882), Notes on mica, Min. Sci. Press: 44: 113, 129.

Colles, G.W. (1906) Mica and the Mica Industry. Philadelphia: Franklin Institute.

Stevens, Rollin Elbert & W.T. Schaller (1942), The rare alkalies in micas: American Mineralogist: 27: 525-537.

McCauley, J.W. and Newnham, R.E. (1973) Structure refinement of a barium mica. Zeitschrift Kristallographie: 137: 360-367.

Boettcher, A.L. and O'Neil, J.R. (1980) Stable isotope, chemical and petrographic studies of high pressure amphiboles and micas: evidence for metasomatism in the mantle source regions of alkali basalts and kimberlites. American Journal of Science: 280A: 594-621.

Ohta, T., Takeda, H., and Takéuchi, Y. (1982) Mica polytypism: similarities in the crystal structures of coexisting 1M and 2M 1 oxybioites. American Mineralogist: 67: 298-310.

Baley, S.W. (1984), Crystal chemistry of the true micas. In S.W. Bailey Ed., Micas, 13: 13-60. Reviews in Mineralogy, Mineralogical Society of America, Washington, D.C.

Guidotti, C.V. (1984) Micas in metamorphic rocks. In S.W. Bailey, Ed., Micas, 13: 357-467. Reviews in Mineralogy, Mineralogical Society of America, Chantilly, Virginia.

Solie, D.N. and Su, Shu-Chun (1987) A occurrence of Ba-rich micas from the Alaska Range. American Mineralogist: 72: 995-999.

Mitchell R.H. (1995a) Compositional variation of micas in kimberlites, orangeites, lamproites and lamprophyres. In 6th International Kimberlite Conference, Volume 16 Kimberlites, related rocks and mantle xenoliths, vol. 38: 390-392. Russian Geology and Geophysics, Alberton Press, New York.

Rieder, M., Cavazzini, G., D'Yakonov, Y.S., Frank-Kamenetskii, V.A., Gottardi, G., Guggenheim, S., Koval', P.V., Müller, G., Neiva, A.M.R., Radoslovich, E.W., Robert,J.-L., Sassi, F.P., Takeda, H., Weiss, Z., and Wones, D.R. (1998) Nomenclature of the micas. Canadian Mineralogist: 36: 905-912.

Greenwood, J.C. (1998) Barian-titanian micas from Ilha da Trindade, South Atlantic. Mineralogical Magazine: 62: 687-695.

Mineralogical Magazine (1999): 63: 267-279.

Beran, A. (2002) infrared spectroscopy of micas. In A. Mottana, F.P., Sassi, J.B. Thompson, Jr., and S. Guggenheim Eds., Micas: Crystal Chemistry and Metamorphic Petrology, 46: 351-369. Reviews in Mineralogy and Geochemistry, Mineralogical Society of America, Chantilly, Virginia.

Mottana, A., F.P., Sassi, J.B. Thompson, Jr., and S. Guggenheim Eds., Micas: Crystal Chemistry and Metamorphic Petrology. Reviews in Mineralogy and Geochemistry, Mineralogical Society of America, Chantilly, Virginia.

Fleet, M.E. (2003) Rock-Forming Minerals. 3A. Micas (2nd. edition). The Geological Society, London, U.K. (740 p.).

Hetherington, C.J., Gieré, R. and Graeser, S. (2003) Composition of barium-rich white micas from the Berisal complex, Simplon region, Switzerland. Canadian Mineralogist: 41: 1281-1291.

Mercier, P.H.J., Rancourt, D.G., Redhammer, G.J., Lalonde, A.E., Robert, J.-L., Berman, R.G., and Kodama, H. (2006) Upper limit of the tetrahedral rotation angle and factors affecting octahedral flattening in synthetic and natural 1M polytype C2/m space group micas. American Mineralogist: 91: 831-849.

RODA-ROBLES, Encarnación, Alfonso PESQUERA, Pedro P. GIL-CRESPO, José TORRES-RUIZ and Philippe DE PARSEVAL (2006). Mineralogy and geochemistry of micas from the Pinilla de Fermoselle
pegmatite (Zamora, Spain): European Journal of Mineralogy: 18: 369-377.

Internet Links for Mica Group

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