Formula: Cu26V2(Ge,As)6S32
Origin of name: From germanium and colusite
Crystal system: Cubic
Crystal class: -43m
Twinning:
Unit cell:
Colour: Yellow
Diaphaneity:
Luster:
Habit: Equant grains to elongate segregations 1-100 µm
Hardness: 4.5
Specific gravity: 4.55
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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