VS
Name
—
Ca₂B₅O₇(OH)₅·H₂O
Formula
—
Mineral Species
Entry type
—
Borates
Chemical class
—
Monoclinic
Crystal system
—
3–3.5
Mohs hardness
—
2.42
Specific gravity
—
white
Streak
—
Porcelaneous to earthy
Luster
—
—
Cleavage
—
P2_1/c
Space group
—
—
Structural group
—
Pce · Grandfathered
IMA
—
1873
Named in
—
White, Colorless
Typical colors
—
Ca · B · O · H
Elements
—