Foitite

Properties

Formula ☐(FeII2Al)Al6(Si6O18)(BO3)3(OH)3(OH)
Abbreviation Foi
Classification Tourmaline
IMA Status Approved (IMA 1992-034)
Search other databases webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Tags Borate , Hydroxide , Mineral, Aluminosilicate

Composition

Element Atoms
H 4
B 3
Al 7
O 31
1
Fe 2
Si 6
Total: 54