VS
Name
—
Na₂ZrSi₆O₁₅·3H₂O
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Orthorhombic
Crystal system
—
5
Mohs hardness
—
2.52–2.62
Specific gravity
—
—
Streak
—
Silky, vitreous to waxy or dull
Luster
—
Perfect on {110}
Cleavage
—
Pbcm
Space group
—
—
Structural group
—
Epd · Grandfathered
IMA
—
1894
Named in
—
White, colorless, yellowish, pale to bright orange, brownish yellow, brownish, beige, green
Typical colors
—
Na · Zr · Si · O · H
Elements
—