VS
Name
—
Mg₃(BO₃)₂
Formula
—
Mineral Species
Entry type
—
Borates
Chemical class
—
Orthorhombic
Crystal system
—
6.5
Mohs hardness
—
3.1
Specific gravity
—
—
Streak
—
Vitreous
Luster
—
On {110}, perfect; a parting on {101}
Cleavage
—
Pnmn
Space group
—
—
Structural group
—
Ko · Grandfathered
IMA
—
1939
Named in
—
Colorless to white
Typical colors
—
Mg · B · O
Elements
—