Chamosite-1MIIb [ (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8 ]

Material properties

Formula (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
Classification Chamosite
Search other databases webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Tags Hydroxide , Polytype, Aluminosilicate

Composition

Element Wt%
O 43.36
H 0.91
Mg 5.49
Fe 29.43
Al 8.12
Si 12.69
Total: 100

Specimens of Chamosite-1MIIb

Name Owner Materials Phase purity Image
M0334 Pyrite / Muscovite CSIRO Chamosite-1MIIb (1.1%), Jarosite, Muscovite-1M, Muscovite-2M1, Pyrite, Quartz, Szomolnokite 1.1