VS
Name
—
Ag₂Te
Formula
—
Mineral Species
Entry type
—
Sulfides
Chemical class
—
Monoclinic
Crystal system
—
2–3
Mohs hardness
—
8.24–8.45
Specific gravity
—
lead-gray
Streak
—
Metallic. Anisotropism: Distinct, from dark orange to dark blue. R1 –R2: (400) 40.7–42.6, (420) 40.3–41.8
Luster
—
{100}, indistinct
Cleavage
—
P2_1/c
Space group
—
—
Structural group
—
Hes · Grandfathered
IMA
—
1843
Named in
—
Lead-gray to steel-gray, tarnishing to black
Typical colors
—
Ag · Te
Elements
—