General Information:
Chemical Formula:(Ca,Na)3Mn++(V+++++,As+++++,Si)3O12
IMA Status:Approved IMA
Physical Properties:
Cleavage:None
Color:wine red.
Density:3.63
Diaphaniety:Transparent to Translucent
Hardness:5-5.5 - Apatite-Knife Blade
Luster:Adamantine
Streak:brownish red
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