General Information:
Chemical Formula:
(Ni,Mg)4Si6O15(OH)2·6(H2O)
Composition:
(Molecular Weight = 750.99 gm)
Magnesium 3.24 % Mg
Silicon 22.44 % Si
Nickel 23.45 % Ni
Hydrogen 1.88 % H
Oxygen 49.00 % O
Empirical Formula:
Ni3MgSi6O15(OH)2·6(H2O)
IMA Status:
Approved IMA 1976
Physical Properties:
Color:
green or yellowish green.
Density:
2.41
Diaphaniety:
Translucent to Subopaque
Habits:
Stalactitic - Shaped like pendant columns as stalactites or stalagmites (e.g. calcite)., ,
Hardness:
3-4 - Calcite-Fluorite
Luminescence:
Non-fluorescent.
Luster:
Resinous
Streak:
white
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