VS
Name
—
Fe²⁺(UO₂)₂(PO₄)₂(H₂O)₁₀
Formula
—
Mineral Species
Entry type
—
Phosphates
Chemical class
—
Monoclinic
Crystal system
—
2.5
Mohs hardness
—
3.4–3.63
Specific gravity
—
—
Streak
—
Vitreous, bronzy on {010}
Luster
—
{010}, perfect; {100} and {001}, distinct
Cleavage
—
P2_1/m
Space group
—
—
Structural group
—
Bas · Grandfathered
IMA
—
1915
Named in
—
Olive-green, olive-brown, yellowish brown, bronzy yellow, yellow
Typical colors
—
Fe · U · O · P · H
Elements
—