General Information:
Chemical Formula:Ni2(CO3)(OH)2·(H2O)
Composition:(Molecular Weight = 229.42 gm)Nickel 51.16 %
NiHydrogen 1.76 %
H Carbon 5.24 %
C Oxygen 41.84 %
O Empirical Formula: Ni2(CO3)(OH)2·(H2O)
Environment:Late-stage fracture filling.
IMA Status:Approved IMA 1977
Locality:Nullagine region of WA, Australia.
Name Origin:Named after Charles Albert Otway (1922-), minera and prospector of Cosnells, WA, Australia.
Physical Properties: Color:green or bright green.
Density:3.41
Habits:Fibrous - Crystals made up of fibers., Aggregates - Made of numerous individual crystals or clusters.,
Hardness:4 - Fluorite
Luster:Silky
Streak:light green
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