VS
Name
—
CdSe
Formula
—
Mineral Species
Entry type
—
Sulfides
Chemical class
—
Hexagonal
Crystal system
—
4
Mohs hardness
—
5.47
Specific gravity
—
Black
Streak
—
Resinous to adamantine. Anisotropism: Weak. R1 –R2: n.d
Luster
—
Perfect, apparently prismatic
Cleavage
—
P6_3mc
Space group
—
Wurtzite
Structural group
—
Cds · Grandfathered
IMA
—
1957
Named in
—
Black; pale gray in reflected light, slightly brown in oil, with brownish internal reflections
Typical colors
—
Cd · Se
Elements
—