General Information:
Chemical Formula:
(Ni,Fe++)SO4·(H2O)
Composition:
(Molecular Weight = 172.06 gm)
Iron 8.11 % Fe
Nickel 25.58 % Ni
Hydrogen 1.17 % H
Sulfur 18.64 % S
Oxygen 46.49 % O
Empirical Formula:
Ni0.75Fe2+0.25(SO4)·(H2O)
IMA Status:
Approved IMA 1981
Physical Properties:
Color:
white.
Density:
3.34
Diaphaniety:
Transparent to Translucent
Hardness:
2-3 - Gypsum-Calcite
Luster:
Vitreous (Glassy)
Streak:
white
More details...