VS
Name
—
Cu₂ZnSnS₄
Formula
—
Mineral Species
Entry type
—
Sulfides
Chemical class
—
Tetragonal
Crystal system
—
4.5
Mohs hardness
—
4.54–4.59
Specific gravity
—
Black
Streak
—
Metallic. R1 –R2: (400) 23.7–24.5, (420) 24.4–25.2, (440) 24.9–25.8, (460) 25.4–26.0, (480) 25.6–26.0, (500) 25.6–25.9
Luster
—
—
Cleavage
—
I-4
Space group
—
Sphalerite, Stannite
Structural group
—
Kës · Grandfathered
IMA
—
1956
Named in
—
Greenish black
Typical colors
—
Cu · Zn · Sn · S
Elements
—