Ferro-glaucophane [ ☐Na2(FeII3Al2)Si8O22(OH)2 ]

Material properties

Formula ☐Na2(FeII3Al2)Si8O22(OH)2
Abbreviation Fgln
IMA Status Approved/redefined (IMA 2012 s.p.)
Classifications Glaucophane root name group, Minerals containing OH
Search other databases webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Tags Aluminosilicate, Hydroxide, Mineral

Composition

Element Atoms
Al 2
Fe 3
H 2
Si 8
Na 2
☐ 1
O 24
Total: 42

Specimens of Ferro-glaucophane

Name Owner Materials Phase purity Image
MES082 Omphacite CSIRO Actinolite, Albite, Calcite, Epidote, Ferro-glaucophane (26.0%), Majorite, Omphacite, Quartz, Titanite 26.0