VS
Name
—
Au₂Bi
Formula
—
Mineral Species
Entry type
—
Sulfides
Chemical class
—
Cubic
Crystal system
—
1.5–2
Mohs hardness
—
15.46
Specific gravity
—
—
Streak
—
Metallic. R: (400) 48.3, (420) 49.0, (440) 50.2, (460) 51.5, (480) 53.2, (500) 54.9, (520) 56.6, (540) 58.0
Luster
—
Distinct on {001} and {110}
Cleavage
—
Fd3m
Space group
—
—
Structural group
—
Mdo · Grandfathered
IMA
—
1869
Named in
—
Silver-white with pinkish tinge on fresh surface, tarnishes copper-red to black
Typical colors
—
Au · Bi
Elements
—