VS
Name
—
Na(Al₂Li)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃O
Formula
—
Mineral Species
Entry type
—
Silicates
Chemical class
—
Hexagonal
Crystal system
—
7
Mohs hardness
—
3.03
Specific gravity
—
Pinkish white
Streak
—
Vitreous
Luster
—
None
Cleavage
—
R3m
Space group
—
Tourmaline
Structural group
—
Dhry · Approved
IMA
—
2012
Named in
—
Pink, colorless in transmitted light
Typical colors
—
Na · Al · Li · Si · O · B · H
Elements
—