VS
Name
—
Al₂(SO₄)₃
Formula
—
Mineral Species
Entry type
—
Sulfates
Chemical class
—
Hexagonal
Crystal system
—
1.5
Mohs hardness
—
1.72
Specific gravity
—
Red
Streak
—
Vitreous
Luster
—
—
Cleavage
—
R-3
Space group
—
Millosevichite
Structural group
—
Msv · Grandfathered
IMA
—
1913
Named in
—
Indigo, bright red, brick-red, becoming gray with hydration
Typical colors
—
Al · S · O
Elements
—