VS
Name
—
CuFe³⁺₆(PO₄)₄(OH)₈·4H₂O
Formula
—
Mineral Species
Entry type
—
Phosphates
Chemical class
—
Triclinic
Crystal system
—
4.5
Mohs hardness
—
3.22
Specific gravity
—
White to greenish, pale green
Streak
—
Vitreous
Luster
—
One, perfect; another, less perfect
Cleavage
—
P-1
Space group
—
Turquoise
Structural group
—
Csd · Grandfathered
IMA
—
1814
Named in
—
Pale siskin-green to dark green
Typical colors
—
Cu · Fe · P · O · H
Elements
—