VS
Name
—
K₃Cu₃Fe³⁺O₂(SO₄)₄
Formula
—
Mineral Species
Entry type
—
Sulfates
Chemical class
—
Monoclinic
Crystal system
—
—
Mohs hardness
—
3–3.15
Specific gravity
—
Pale green
Streak
—
Submetallic
Luster
—
On {h0l}, perfect
Cleavage
—
I2
Space group
—
Klyuchevskite
Structural group
—
Kyv · Approved
IMA
—
1987
Named in
—
Dark green to olive-green
Typical colors
—
K · Cu · Fe · O · S
Elements
—