General Information:
Chemical Formula:
Fe++Sb+++2O4
Composition:
(Molecular Weight = 363.34 gm)
Iron 15.37 % Fe
Antimony 67.02 % Sb
Oxygen 17.61 % O
Empirical Formula:
Fe2+Sb2O4
Physical Properties:
Cleavage:
[110] Perfect, [200] Good
Color:
red, reddish brown, or yellow.
Density:
4.3
Diaphaniety:
Opaque
Hardness:
3.5 - Copper Penny
Luster:
Metallic
Streak:
yellowish brown
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