VS
Name
—
CuNi(CO₃)(OH)₂
Formula
—
Mineral Species
Entry type
—
Carbonates
Chemical class
—
Monoclinic
Crystal system
—
3–4
Mohs hardness
—
3.78–3.96
Specific gravity
—
Pale green
Streak
—
Subvitreous to dull, silky if fibrous
Luster
—
One k [001]
Cleavage
—
P2_1/a
Space group
—
Malachite
Structural group
—
Gks · Approved
IMA
—
1972
Named in
—
Deep malachite-green to apple-green
Typical colors
—
Cu · Ni · C · O · H
Elements
—