Dioctahedral Mica group

chromphyllite

glauconite

muscovite

paragonite

The dioctahedral mica group includes:

celadonite subgroup
chromphyllite: KCr2(AlSi3O10)(OH)2
glauconite: (K,Na)(Mg,Fe2+,Fe3+)(Fe3+,Al)(Si,Al)4O10(OH)2
muscovite: KAl2(AlSi3O10)(OH)2
paragonite: NaAl2(Si3Al)O10(OH)2
roscoelite: KV3+2(Si3Al)O10(OH)2

The dioctahedral mica group is a member of the mica group.

Back to Minerals