VS
Name
—
CaB₃O₃(OH)₅·H₂O
Formula
—
Mineral Species
Entry type
—
Oxides & Hydroxides
Chemical class
—
Triclinic
Crystal system
—
2
Mohs hardness
—
2.12
Specific gravity
—
—
Streak
—
Vitreous to silky
Luster
—
On {010}, perfect; in traces on {100} and {110}
Cleavage
—
P-1
Space group
—
—
Structural group
—
Mhf · Grandfathered
IMA
—
1914
Named in
—
Colorless to white, pale yellow
Typical colors
—
Ca · B · O · H
Elements
—