Определитель слюд

Определение Bt, Ms, Phe, Phl, Ann.

name: Biotite
mineral: Bt
id: Dana,71.02.02b
formula: K(Mg,Fe,Mn,Al,Ti)3 Al (AlSi) Si2О10 (F,OH)2
norm: O,11
elements:O,K,Mg,Mn,Fe,Ti,Al,Si
rule: K=1
rule: Mg,Fe,Mn,Al,Ti = 3 ~ 7
rule: Al = 1 ~ 5
rule: Fe,Mg,Mn,Ti = 0 ~ 3
rule: Si = 2 ~ 3