VS
Name
—
Cu₂Al(AsO₄)(OH)₄·4H₂O
Formula
—
Mineral Species
Entry type
—
Arsenates
Chemical class
—
Monoclinic
Crystal system
—
2–2.5
Mohs hardness
—
2.94–3.01
Specific gravity
—
Pale blue to pale green
Streak
—
Vitreous to resinous
Luster
—
On {110}, {011}, indistinct
Cleavage
—
I2/a
Space group
—
Liroconite
Structural group
—
Lro · Grandfathered
IMA
—
1822
Named in
—
Blue, Green
Typical colors
—
Cu · Al · As · O · H
Elements
—