VS
Name
—
Ca(UO₂)₂(PO₄)₂·10-12H₂O
Formula
—
Mineral Species
Entry type
—
Phosphates
Chemical class
—
Orthorhombic
Crystal system
—
2–2.5
Mohs hardness
—
3.05–3.2
Specific gravity
—
Pale yellow
Streak
—
Vitreous, pearly on {001}
Luster
—
Perfect on {001}; {100}, indistinct
Cleavage
—
Pnma
Space group
—
Autunite
Structural group
—
Aut · Grandfathered
IMA
—
1852
Named in
—
Yellow, Green
Typical colors
—
Ca · U · O · P · H
Elements
—