VS
Name
—
Cu₆(Cu₄Cu₂)As₄S₁₃
Formula
—
Mineral Species
Entry type
—
Sulfosalts
Chemical class
—
Cubic
Crystal system
—
3.5–4
Mohs hardness
—
4.656
Specific gravity
—
Black
Streak
—
Metallic
Luster
—
Indistinct
Cleavage
—
I-43m
Space group
—
Tetrahedrite
Structural group
—
Tnt-Cu · Approved
IMA
—
2021
Named in
—
Black, gray with a bluish tint in reflected light
Typical colors
—
Cu · As · S
Elements
—