VS
Name
—
NaAl(PO₄)F
Formula
—
Mineral Species
Entry type
—
Phosphates
Chemical class
—
Monoclinic
Crystal system
—
4.5
Mohs hardness
—
3.29
Specific gravity
—
—
Streak
—
Vitreous, pearly on cleavages
Luster
—
Indistinct on {111} and {111}
Cleavage
—
C2/c
Space group
—
Titanite
Structural group
—
Lac · Grandfathered
IMA
—
1914
Named in
—
Gray, pale yellow to pale green, almost white; colorless in transmitted light
Typical colors
—
Na · Al · P · O · F
Elements
—