General Information:
Chemical Formula:
Mn++(Fe+++,Mn+++)2O4
IMA Status:
Approved IMA 1979
Physical Properties:
Cleavage:
None
Color:
greenish black.
Density:
4.85
Diaphaniety:
Opaque
Hardness:
6-6.5 - Orthoclase-Pyrite
Luster:
Metallic
Streak:
black
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