VS
Name
—
As₂O₃
Formula
—
Mineral Species
Entry type
—
Arsenates
Chemical class
—
Monoclinic
Crystal system
—
2.5
Mohs hardness
—
4.14–4.15
Specific gravity
—
—
Streak
—
Vitreous; pearly on cleavage surfaces
Luster
—
Perfect micaceous cleavage on {010}
Cleavage
—
P2_1/n
Space group
—
Arsenolamprite-Claudetite
Structural group
—
Cdt · Grandfathered
IMA
—
1868
Named in
—
Colorless to white; colorless in transmitted light
Typical colors
—
As · O
Elements
—