General Information:
Chemical Formula:
Ni2Fe+++BO5
Composition:
(Molecular Weight = 264.03 gm)
Iron 21.15 % Fe
Nickel 44.46 % Ni
Boron 4.09 % B
Oxygen 30.30 % O
Empirical Formula:
Ni2Fe3+BO5
IMA Status:
Approved IMA 1975
Physical Properties:
Color:
reddish brown.
Density:
5.17
Diaphaniety:
Opaque
Hardness:
7 - Quartz
Luster:
Vitreous - Adamantine
Streak:
brown
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