Formula: Cu9Fe9S16
Origin of name: After locality; Mooihoek Farm, Transvaal, South Africa
Crystal system: Tetragonal
Crystal class: -42m
Twinning:
Unit cell:
Colour: Brass-yellow, tarnishes pinkish brown to dark purple
Diaphaneity: Opaque
Luster: Metallic
Habit: Massive, grains and aggregates to 1 mm
Hardness: 4
Specific gravity: 4.36
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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