VS
Name
—
Zn²⁺Al₄(V⁵⁺O₃)₂(OH)₁₂·2H₂O
Formula
—
Mineral Species
Entry type
—
Oxides & Hydroxides
Chemical class
—
Monoclinic
Crystal system
—
3–3.5
Mohs hardness
—
2.49
Specific gravity
—
White
Streak
—
Vitreous, pearly on cleavages
Luster
—
Perfect on {010}
Cleavage
—
P2_1/n
Space group
—
Chalcoalumite
Structural group
—
Alv · Approved
IMA
—
1959
Named in
—
Pale bluish green to bluish black
Typical colors
—
Zn · Al · V · O · H
Elements
—