VS
Name
—
NaCaAl(PO₄)F₃
Formula
—
Mineral Species
Entry type
—
Phosphates
Chemical class
—
Monoclinic
Crystal system
—
5
Mohs hardness
—
3.245
Specific gravity
—
—
Streak
—
Vitreous
Luster
—
Good on {101}
Cleavage
—
P2_1/m
Space group
—
Viitaniemiite
Structural group
—
Vtm · Approved
IMA
—
1977
Named in
—
Gray to white; colorless in thin section
Typical colors
—
Na · Ca · Al · P · O · F
Elements
—