VS
Name
—
Bi₂O(OH)(PO₄)
Formula
—
Mineral Species
Entry type
—
Phosphates
Chemical class
—
Monoclinic
Crystal system
—
4–5
Mohs hardness
—
6.69
Specific gravity
—
—
Streak
—
Vitreous to adamantine
Luster
—
On {010}, indistinct
Cleavage
—
P2/c
Space group
—
Atelestite
Structural group
—
Skc · Approved
IMA
—
1993
Named in
—
White to pale yellow, may be zoned
Typical colors
—
Bi · O · H · P
Elements
—