Formula: Ni9BiTeS8
Origin of name: from chemical relation to hauchecornite group
Crystal system: Tetragonal
Crystal class: 4/m 2/m 2/m
Twinning:
Unit cell: a = 14.64, c = 10.87
Colour: Bronze yellow
Diaphaneity: Opaque
Luster: Metallic
Habit: Irregular grains, to 150 micron
Hardness: 4 to 6
Specific gravity: 6.50
Cleavage: none
Tenacity:
Streak: Grayish black
Synonyms/varieties:
Comments:
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