VS
Name
—
Ca₂Al₂SiO₆(OH)₂
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Cubic
Crystal system
—
2.5
Mohs hardness
—
2.813
Specific gravity
—
—
Streak
—
Powdery, earthy
Luster
—
—
Cleavage
—
I-43m
Space group
—
Cancrinite-sodalite, Sodalite
Structural group
—
Bch · Approved
IMA
—
1973
Named in
—
White or gray; colorless in thin section
Typical colors
—
Ca · Al · Si · O · H
Elements
—