VS
Name
—
Ca₃[BO(OH)₂]₆·2H₂O
Formula
—
Mineral Species
Entry type
—
Oxides & Hydroxides
Chemical class
—
Monoclinic
Crystal system
—
3.5–5
Mohs hardness
—
2.35–2.36
Specific gravity
—
—
Streak
—
Vitreous to silky
Luster
—
One, || elongation, poor
Cleavage
—
B2/b
Space group
—
—
Structural group
—
Nif · Approved
IMA
—
1961
Named in
—
Colorless to gray; colorless in thin section
Typical colors
—
Ca · B · O · H
Elements
—