VS
Name
—
Cu₃VS₄
Formula
—
Mineral Species
Entry type
—
Sulfides
Chemical class
—
Cubic
Crystal system
—
3.5
Mohs hardness
—
3.86–4
Specific gravity
—
Black
Streak
—
Metallic, tarnishes to dull. Anisotropism: Weak, rarely. R: (400) 28.1, (420) 26.4, (440) 24.4, (460) 24.1, (480) 27.6
Luster
—
Perfect on {001}
Cleavage
—
P-43m
Space group
—
—
Structural group
—
Sul · Grandfathered
IMA
—
1900
Named in
—
Bronze-gold; pale yellow in polished section
Typical colors
—
Cu · V · S
Elements
—