Formula: Cu3FeS3·2H2O
Origin of name:
Crystal system: Orthorhombic
Crystal class: 2/m 2/m 2/m
Twinning:
Unit cell: a = 5.147, b = 7.289, c = 5.889
Colour: Iron-black
Diaphaneity: Opaque
Luster: Metallic
Habit:
Hardness: 2.5
Specific gravity: 2.75
Cleavage: {001} Perfect
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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