VS
Name
—
Na₂Zr(Si₃O₉)·2H₂O
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Monoclinic
Crystal system
—
6
Mohs hardness
—
2.65–2.9
Specific gravity
—
White to pale yellow
Streak
—
Weakly vitreous or dull
Luster
—
{100}, perfect; {101} and {102}, imperfect
Cleavage
—
B2/b
Space group
—
Catapleiite
Structural group
—
Ctp · Grandfathered
IMA
—
1850
Named in
—
Yellow, Brown, Colorless
Typical colors
—
Na · Zr · Si · O · H
Elements
—