General Information:
Chemical Formula:MnO
Composition:(Molecular Weight = 70.94 gm)Manganese 77.45 %
MnOxygen 22.55 %
O Empirical Formula: Mn2+O
Environment:Metamorphosed manganese deposits.
Locality:Franklin, New Jersey, USA.
Physical Properties: Cleavage:[001] Perfect, [010] Perfect, [100] Perfect
Color:green or greenish black.
Density:5.18
Diaphaniety:Transparent to translucent to opaque
Habits:Massive - Granular - Common texture observed in granite and other igneous rock., ,
Hardness:5-6 - Between Apatite and Orthoclase
Luminescence:Non-fluorescent.
Luster:Adamantine
Streak:brown
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