General Information:
Chemical Formula:
CaMn+++2O4
Composition:
(Molecular Weight = 213.95 gm)
Calcium 18.73 % Ca
Manganese 51.36 % Mn
Oxygen 29.91 % O
Empirical Formula:
CaMn3+2O4
IMA Status:
Approved IMA 1963
Physical Properties:
Cleavage:
[100] Perfect, [001] Good
Color:
black.
Density:
4.64
Diaphaniety:
Opaque
Luster:
Metallic
Streak:
red brown
More details...