Magnesio-foitite

Properties

Formula ☐(Mg2Al)Al6(Si6O18)(BO3)3(OH)3(OH)
Abbreviation Mfoi
Classification Tourmaline
IMA Status Approved/redefined (IMA 1998-037)
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
Mg 2
Si 6
Total: 54