VS
Name
—
Al₂(SO₄)₃·14H₂O
Formula
—
Mineral Species
Entry type
—
Sulfates
Chemical class
—
—
Crystal system
—
—
Mohs hardness
—
2.85
Specific gravity
—
—
Streak
—
Waxy to pearly
Luster
—
Perfect on {010}
Cleavage
—
—
Space group
—
—
Structural group
—
Malg · Questionable
IMA
—
1942
Named in
—
White, pale yellow; colorless in transmitted light
Typical colors
—
Al · S · O · H
Elements
—