Muthmannite
Formula: (Ag,Au)Te
Origin of name: For F. Muthmann, German chemist
Crystal system: Unknown
Crystal class: Unknown
Twinning:
Unit cell:
Colour: Bright brass-yellow; gray-white on fresh fracture
Diaphaneity: Opaque
Luster: Metallic
Habit: Crystals, elongated tablets
Hardness: 2.5
Specific gravity: 5.598
Cleavage: 1; perfect
Tenacity:
Streak: Iron-gray powder
Synonyms/varieties:
Comments:
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