Formula: (Pt,Cu,Pb,Fe,Ni)9S8
Origin of name: From locality; Kharaelakh Plateau, Russia
Crystal system: Orthorhombic
Crystal class: 222 or mm2 or 2/m 2/m 2/m
Twinning:
Unit cell:
Colour: Brownish blue tint (reflected light)
Diaphaneity: Opaque
Luster:
Habit: As thin rims on braggite-cooperite
Hardness:
Specific gravity:
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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