Formula: CuRh2S4
Origin of name: From copper and rhodium
Crystal system: Cubic
Crystal class: 4/m -3 2/m
Twinning:
Unit cell: a = 9.88 Å
Colour: Iron-black
Diaphaneity: Opaque
Luster: Metallic
Habit: Microscopic (300 microns) inclusions in isoferroplatinum
Hardness: 5
Specific gravity: 6.74
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments: Series with cupro-iridsite. Found in alluvial placer deposits
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