VS
Name
—
Mn²⁺(UO₂)₂(PO₄)₂·8H₂O
Formula
—
Mineral Species
Entry type
—
Phosphates
Chemical class
—
Monoclinic
Crystal system
—
2–3
Mohs hardness
—
3.5
Specific gravity
—
Pale yellow
Streak
—
Vitreous to resinous
Luster
—
Perfect on {010}; good on {101}; less good on {101}; poor on {100}
Cleavage
—
P2_1/n
Space group
—
—
Structural group
—
Lh · Approved
IMA
—
1986
Named in
—
Bronze-yellow, yellow, ocher-yellow
Typical colors
—
Mn · U · O · P · H
Elements
—