VS
Name
—
Cu₅(AsO₄)₂(OH)₄
Formula
—
Mineral Species
Entry type
—
Arsenates
Chemical class
—
Triclinic
Crystal system
—
4
Mohs hardness
—
4.64
Specific gravity
—
Pale green
Streak
—
Vitreous
Luster
—
Two observed, both ⊥ {211}, intersecting at about 70°
Cleavage
—
P-1
Space group
—
—
Structural group
—
Cnb · Approved
IMA
—
1959
Named in
—
Apple-green, pale to dark green
Typical colors
—
Cu · As · O · H
Elements
—