VS
Name
—
Ca₂Zn(AsO₄)₂·2H₂O
Formula
—
Mineral Species
Entry type
—
Arsenates
Chemical class
—
Triclinic
Crystal system
—
5
Mohs hardness
—
3.81
Specific gravity
—
White
Streak
—
Vitreous
Luster
—
{010}, {001}, and {011}, probable, equally good
Cleavage
—
P-1
Space group
—
Fairfieldite
Structural group
—
Gt · Approved
IMA
—
1978
Named in
—
White to colorless
Typical colors
—
Ca · Zn · As · O · H
Elements
—