VS
Name
—
Pb₂O(SO₄)
Formula
—
Mineral Species
Entry type
—
Sulfates
Chemical class
—
Monoclinic
Crystal system
—
2–2.5
Mohs hardness
—
6.92
Specific gravity
—
White
Streak
—
Adamantine to resinous, pearly on cleavage surfaces
Luster
—
On {201}, perfect; on {401}, {201}, {010}, imperfect
Cleavage
—
C2/m
Space group
—
—
Structural group
—
Lan · Grandfathered
IMA
—
1832
Named in
—
Gray, pale green, pale yellow; colorless in transmitted light
Typical colors
—
Pb · O · S
Elements
—