VS
Name
—
BaFe³⁺₃(AsO₄)(AsO₃OH)(OH)₆
Formula
—
Mineral Species
Entry type
—
Arsenates
Chemical class
—
Hexagonal
Crystal system
—
3.5
Mohs hardness
—
3.75
Specific gravity
—
—
Streak
—
—
Luster
—
—
Cleavage
—
R-3m
Space group
—
Alunite-crandallite
Structural group
—
Dst · Approved
IMA
—
1925
Named in
—
Green to pistachio-green, bluish green; yellowish green in transmitted light
Typical colors
—
Ba · Fe · As · O · H
Elements
—