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VS
Ferrierite-Na
Name
—
(Na,K)₅(Si₃₁Al₅)O₇₂·18H₂O
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Orthorhombic
Crystal system
—
3–3.5
Mohs hardness
—
2.136
Specific gravity
—
White
Streak
—
Vitreous to pearly
Luster
—
{100}, perfect
Cleavage
—
Immm
Space group
—
Ferrierite
Structural group
—
Frr-Na · Approved
IMA
—
1997
Named in
—
White, colorless, pinkish, orange to red
Typical colors
—
Na · K · Si · Al · O · H
Elements
—