VS
Name
—
Cu²⁺Fe³⁺₄(SO₄)₆(OH)₂·20H₂O
Formula
—
Mineral Species
Entry type
—
Sulfates
Chemical class
—
—
Crystal system
—
2.5
Mohs hardness
—
2.23
Specific gravity
—
—
Streak
—
—
Luster
—
[010, perfect; 101 imperfect.] (by analogy with copiapite)
Cleavage
—
—
Space group
—
Copiapite
Structural group
—
Cucpi · Grandfathered
IMA
—
1938
Named in
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Greenish yellow, yellow-orange
Typical colors
—
Cu · Fe · S · O · H
Elements
—