VS
Name
—
Na₃CeSi₆O₁₅·2H₂O
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Orthorhombic
Crystal system
—
2–3
Mohs hardness
—
2.61
Specific gravity
—
—
Streak
—
Vitreous to pearly
Luster
—
Perfect on {100}, {010}, {001}
Cleavage
—
Pmm2
Space group
—
—
Structural group
—
Szi-Ce · Approved
IMA
—
1973
Named in
—
White, gray, cream
Typical colors
—
Na · Ce · Si · O · H
Elements
—