General Information:
Chemical Formula:Ba4(V+++,Ti)4Si8B2O27Cl(O,OH)2
Composition:(Molecular Weight = 1,474.64 gm)Barium 37.25 %
BaTitanium 3.25 %
TiVanadium 10.36 %
V Silicon 15.24 %
SiHydrogen 0.03 %
H Chlorine 2.40 %
ClOxygen 31.46 %
O Empirical Formula: Ba4V3+3TiSi8O28.5Cl(OH)0.5
IMA Status:Approved IMA 1980
Physical Properties: Cleavage:None
Color:greenish black.
Density:4.08
Hardness:6 - Orthoclase
Luster:Sub Metallic
Streak:green
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