VS
Name
—
NiAl₄(V⁵⁺O₃)₂(OH)₁₂·2H₂O
Formula
—
Mineral Species
Entry type
—
Oxides & Hydroxides
Chemical class
—
Monoclinic
Crystal system
—
2.5–3
Mohs hardness
—
2.48
Specific gravity
—
—
Streak
—
Vitreous
Luster
—
Perfect (010)
Cleavage
—
P2_1/n
Space group
—
Chalcoalumite
Structural group
—
Akv · Approved
IMA
—
2002
Named in
—
Colorless to bluish light green
Typical colors
—
Ni · Al · V · O · H
Elements
—