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Sericite

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About SericiteHide

Formula:
KAl2(AlSi3O10)(OH)2
Name:
Named in 1852 by Karl/Carl List from the Greek seirος meaning "silken".
A variety of Muscovite

A term for a fine-grained white, pale green to oily greenish mica, mainly Muscovite (rarely Paragonite).


Chemical Properties of SericiteHide

Formula:
KAl2(AlSi3O10)(OH)2

Age distributionHide

Recorded ages:
Neoproterozoic to Quaternary : 670 Ma to 1.3 ± 0.1 Ma - based on 27 recorded ages.

Synonyms of SericiteHide

Other Language Names for SericiteHide

Varieties of SericiteHide

Chromian SericiteA chromium-bearing variety of sericite. See also fuchsite.

Common AssociatesHide

Associated Minerals Based on Photo Data:
30 photos of Sericite associated with QuartzSiO2
21 photos of Sericite associated with PyriteFeS2
10 photos of Sericite associated with Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
9 photos of Sericite associated with FluoriteCaF2
8 photos of Sericite associated with CalciteCaCO3
7 photos of Sericite associated with SchorlNa(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
6 photos of Sericite associated with TopazAl2(SiO4)(F,OH)2
6 photos of Sericite associated with WeberiteNa2Mg[AlF6]F
6 photos of Sericite associated with CryoliteNa2NaAlF6
6 photos of Sericite associated with MagnetiteFe2+Fe3+2O4

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.

Sericite in petrologyHide

References for SericiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Zhang, M., Wang, L., Hirai, S., Redfern, S.A.T., and Salje, E.K.H. (2005) Dehydroxylation and CO2 incorporation in annealed mica (sericite): An infrared spectroscopic study. American Mineralogist: 90: 173-180.

Internet Links for SericiteHide

Localities for SericiteHide

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.

Locality ListShow

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