VS
Name
—
(Ni₁₋ₓAlₓ)(SO₄)ₓ/₂(OH)₂·nH₂O (x 3x/2)
Formula
—
Mineral Species
Entry type
—
Sulfates
Chemical class
—
Hexagonal
Crystal system
—
—
Mohs hardness
—
2.5
Specific gravity
—
—
Streak
—
Dull to waxy. Color: Yellowish green, greenish yellow, blue-green, pale green, greenish blue
Luster
—
—
Cleavage
—
P-3m1
Space group
—
Woodwardite, Hydrotalcite
Structural group
—
Cby · Questionable
IMA
—
1974
Named in
—
Yellowish green, greenish yellow, blue-green, pale green, greenish blue; pale blue-green in transmitted light
Typical colors
—
Ni · Al · S · O · H
Elements
—