VS
Name
—
Ca₄(Si₂₈Al₈)O₇₂·28H₂O
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Orthorhombic
Crystal system
—
4–4.5
Mohs hardness
—
2.13
Specific gravity
—
white
Streak
—
vitreous
Luster
—
{010}, perfect
Cleavage
—
Fmmm
Space group
—
Stilbite
Structural group
—
Ste · Approved
IMA
—
1910
Named in
—
White, Orange, Pink
Typical colors
—
Ca · Si · Al · O · H
Elements
—