General Information:
Chemical Formula:Ni5-xAs2 (x=0.23)
Composition:(Molecular Weight = 429.79 gm)Nickel 65.14 %
NiArsenic 34.86 %
As Empirical Formula: Ni4.77As2
Environment:Inclusions in pentlandite in ultramafic rocks.
IMA Status:Approved IMA 1959
Locality:Tiebaghi massif, New Caledonia.
Name Origin:Named for Jean Orcel (1896-1978), French mineralogist.
Physical Properties: Color:yellow white or pink bronze.
Density:7.5
Diaphaniety:Opaque
Habits:Microscopic Crystals - Crystals visible only with microscopes., ,
Luster:Metallic
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