VS
Name
—
Na₄Zr₂Si₁₀O₂₆·9H₂O
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Monoclinic
Crystal system
—
3
Mohs hardness
—
2.47
Specific gravity
—
White
Streak
—
Vitreous to subadamantine
Luster
—
Perfect on {100} and {010}, poor on {001}
Cleavage
—
C2/m
Space group
—
Lemoynite
Structural group
—
Nlm · Approved
IMA
—
1996
Named in
—
Colorless to white, may have a slightly pink to red tinge, possibly from inclusions of lepidocrocite
Typical colors
—
Na · Zr · Si · O · H
Elements
—