VS
Name
—
K₂ZrSi₆O₁₅
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Triclinic
Crystal system
—
7.5
Mohs hardness
—
2.84
Specific gravity
—
—
Streak
—
Vitreous
Luster
—
Distinct on {101} and {010}, indistinct on {100}
Cleavage
—
P-1
Space group
—
—
Structural group
—
Dly · Grandfathered
IMA
—
1952
Named in
—
Colorless, white, pink, brown
Typical colors
—
K · Zr · Si · O
Elements
—