VS
Name
—
PbFe³⁺₃(AsO₄)(SO₄)(OH)₆
Formula
—
Mineral Species
Entry type
—
Arsenates
Chemical class
—
Hexagonal
Crystal system
—
4
Mohs hardness
—
4.48
Specific gravity
—
Grayish yellow to green
Streak
—
Vitreous, resinous, may be frosted
Luster
—
Good on {0001}
Cleavage
—
R-3m
Space group
—
Alunite-beudantite
Structural group
—
Bdn · Approved
IMA
—
1826
Named in
—
Brown, Yellow, Green, Black
Typical colors
—
Pb · Fe · As · O · S · H
Elements
—