Formula: Ni
Origin of name: from German Kupfernickel = devil's copper
Crystal system: cubic
Crystal class: 4/m -3 2/m
Twinning:
Unit cell:
Colour: grayish white
Diaphaneity: opaque
Luster: metallic
Habit: crystals cubic, often intergrown, to 0.1 mm
Hardness: 3.5
Specific gravity: 8.91
Cleavage: none
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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