General Information:
Chemical Formula:BaMg2LiAl3Si4O12(OH,F)8
Composition:(Molecular Weight = 718.20 gm)Barium 19.12 %
BaLithium 0.97 %
LiMagnesium 6.77 %
MgAluminum 11.27 %
AlSilicon 15.64 %
SiHydrogen 0.84 %
H Oxygen 40.10 %
O Fluorine 5.29 %
F Empirical Formula: BaMg2LiAl3Si4O12(OH)6F2
IMA Status:Approved IMA 1975
Physical Properties: Cleavage:[010] Good
Color:white or light yellow.
Density:3.33 - 3.35, Average = 3.34
Diaphaniety:Transparent to Translucent
Hardness:5-5.5 - Apatite-Knife Blade
Luster:Silky
Streak:white
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