Muscovite [ KAl2(Si3Al)O10(OH)2 ]

Material properties

Formula KAl2(Si3Al)O10(OH)2
Abbreviation Ms
IMA Status Approved (IMA 1998 s.p.)
Classifications Mica, Minerals containing OH
Members Muscovite-1M (var. Mg), Muscovite-1M, Sericite, Fuchsite, Illite, Muscovite-2M1 (var. Cr), Muscovite-2M1
Luminescence emitters AlO4 hole centre, Fe, Mn, Pb, SiO4 hole centre, Tl, Unspecified
Reflectance lines M[n]OH, Si-O
Spectra Luminescence (1), Reflectance (6)
Search other databases webmineral.com, mindat.org, rruf.info, fluomin.org, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Tags Aluminosilicate, Hydroxide, Mineral

Composition

Element Atoms
K 1
O 12
Si 3
Al 3
H 2
Total: 21

References for Muscovite

Reference
Lines Spectra Images
Edgington & Blair 1970 1 0 0
Kuznetsov and Tarashchan 1988 10 0 0
Laukamp et al. 2021 3 0 0
Pejcic et al. 2021 (EP2021-1148) 0 5 0
CSIRO Reflectance (2025) 0 1 0
Torpy et al. 2020, luminescence 0 1 1
Torpy et al. 2020, luminescence, other 0 2 0

Specimens of Muscovite

Name Owner Materials Image Spectra Techniques
M0334 Pyrite CSIRO Chamosite-1MIIb, Jarosite, Muscovite, Muscovite-1M, Muscovite-2M1, Pyrite, Quartz, Szomolnokite 0 —
M0339 Pyrite CSIRO Ankerite, Dolomite, Muscovite, Muscovite-1M, Muscovite-2M1, Pyrite, Quartz 0 —
M0774 Goethite CSIRO Goethite, Microcline, Muscovite, Muscovite-1M, Muscovite-2M1, Quartz 0 —
M1155 Apatite (manganoan) CSIRO Apatite (var. Mn), Calcite, Fluorapatite, Muscovite, Muscovite-1M, Muscovite-2M1, Quartz 0 —
M1583 Muscovite CSIRO Muscovite, Muscovite-2M1 1 Reflectance
M2100 Scapolite CSIRO Meionite, Muscovite, Muscovite-1M, Muscovite-2M1, Prehnite, Pumpellyite-(Mg) (var. Cr), Scapolite (group) 1 Reflectance
M2188 Muscovite CSIRO Muscovite, Muscovite-2M1 1 Reflectance
M2500 Siderite CSIRO Muscovite, Muscovite-1M, Muscovite-2M1, Quartz, Siderite, Siderite (var. Mg, Ca) 0 —
M2753 Azurite CSIRO Azurite, Goethite (var. Al), Muscovite, Muscovite-1M, Muscovite-2M1, Quartz 0 —
MES135 Eucryptite CSIRO Albite, Eucryptite, Muscovite, Muscovite-1M, Muscovite-2M1 1 Reflectance
MES300 Cookeite CSIRO Albite, Cookeite, Microcline, Muscovite, Muscovite-1M, Muscovite-2M1, Quartz 1 Reflectance
MT8407 Meionite CSIRO Kaolinite, Meionite, Montmorillonite, Muscovite, Muscovite-1M, Muscovite-2M1, Prehnite, Pumpellyite-(Mg) (var. Cr), Scapolite (group) 1 Reflectance
NR-CHE-01-1 Quartz CSIRO Muscovite, Muscovite-1M, Muscovite-2M1, Quartz 1 Reflectance
Tista 2020 D4 Shaker CSIRO Albite, Allanite-(Ce), Amphibole, Andesine, Apatite, Augite, Biotite, Bytownite, Chlorite (var. Mg, Fe), Epidote, Garnet, Grossular, Ilmenite, Ilmenite (var. Mn), K feldspar, Kyanite, Monazite-(Ce), Muscovite, Oligoclase, Pyroxene, Quartz, Staurolite, Titanite, Titanohematite, Xenotime-(Y), Zircon, Zoisite 46 CL, EDS
Tista 2020 D4 Zircon conc CSIRO Albite, Apatite, Biotite, Florencite-(Ce), Ilmenite, K feldspar, Kyanite, Monazite-(Ce), Muscovite, Plagioclase, Quartz, Rutile, Scheelite, Titanite, Zircon, Zoisite 27 CL, EDS