VS
Name
—
Mg₂[B₆O₇(OH)₆]₂·9H₂O
Formula
—
Mineral Species
Entry type
—
Borates
Chemical class
—
Hexagonal
Crystal system
—
2.5
Mohs hardness
—
1.867
Specific gravity
—
—
Streak
—
—
Luster
—
Good on {0001} and {0112}
Cleavage
—
R-3c
Space group
—
—
Structural group
—
Mcl · Approved
IMA
—
1963
Named in
—
Snow-white, white, colorless, amber with impurities; colorless in thin section
Typical colors
—
Mg · B · O · H
Elements
—