VS
Name
—
HAl(UO₂)₄(PO₄)₄·16H₂O
Formula
—
Mineral Species
Entry type
—
Phosphates
Chemical class
—
Tetragonal
Crystal system
—
2.5
Mohs hardness
—
3.2
Specific gravity
—
—
Streak
—
Weakly vitreous
Luster
—
On {001}, perfect
Cleavage
—
—
Space group
—
—
Structural group
—
Sbg · Grandfathered
IMA
—
1951
Named in
—
Bright yellow to lemon-yellow
Typical colors
—
H · Al · U · O · P
Elements
—