VS
Name
—
Ba(Si₃Al₂)O₁₀·4H₂O
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Orthorhombic
Crystal system
—
4–4.5
Mohs hardness
—
2.73–2.78
Specific gravity
—
—
Streak
—
Vitreous
Luster
—
{110}, perfect
Cleavage
—
P-42_1m
Space group
—
Edingtonite
Structural group
—
Edi · Grandfathered
IMA
—
1825
Named in
—
White, grayish, pink; colorless in thin section
Typical colors
—
Ba · Si · Al · O · H
Elements
—