VS
Name
—
Cu²⁺₃(WO₄)₂(OH)₂
Formula
—
Mineral Species
Entry type
—
Tungstates
Chemical class
—
Tetragonal
Crystal system
—
—
Mohs hardness
—
5.4–6.98
Specific gravity
—
Greenish gray to greenish yellow
Streak
—
Vitreous, waxy, earthy
Luster
—
—
Cleavage
—
P4_12_12
Space group
—
—
Structural group
—
Ctgs · Grandfathered
IMA
—
1869
Named in
—
Pistachio-green, olive-green, leek-green, emerald-green
Typical colors
—
Cu · W · O · H
Elements
—