VS
Name
—
Ca₄Mg(AsO₃OH)₂(AsO₄)₂·11H₂O
Formula
—
Mineral Species
Entry type
—
Arsenates
Chemical class
—
Triclinic
Crystal system
—
1.5–2
Mohs hardness
—
2.62
Specific gravity
—
—
Streak
—
Feeble pearly to silky
Luster
—
{100}, {010}, perfect
Cleavage
—
P-1
Space group
—
—
Structural group
—
Ppm · Grandfathered
IMA
—
1819
Named in
—
White; in transmitted light, colorless
Typical colors
—
Ca · Mg · As · O · H
Elements
—