Formula: Ag2Pb7(Sb,Bi)8S20
Origin of name: after locality Owyhee County, Idaho, USA
Crystal system: orthorhombic
Crystal class: 2/m 2/m 2/m
Twinning:
Unit cell:
Colour: lead-gray to silver-white, tarnishes yellowish
Diaphaneity: opaque
Luster: metallic
Habit: crystals acicular, massive, fibrous structure
Hardness: 2.5
Specific gravity: 6.22 to 6.51
Cleavage: 1; {001}
Tenacity:
Streak: reddish brown
Synonyms/varieties:
Comments:
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