VS
Name
—
PbFe³⁺₃(AsO₄)(AsO₃OH)(OH)₆
Formula
—
Mineral Species
Entry type
—
Arsenates
Chemical class
—
—
Crystal system
—
4
Mohs hardness
—
4.2
Specific gravity
—
Pale yellow
Streak
—
Vitreous to adamantine
Luster
—
On {0001}, good
Cleavage
—
—
Space group
—
Alunite-crandallite
Structural group
—
Sgt · Approved
IMA
—
1991
Named in
—
Greenish brown to yellowish brown, dark brown
Typical colors
—
Pb · Fe · As · O · H
Elements
—