VS
Name
—
(K,U, )(UO₂)₃(AsO₄)(OH)₄·H₂O
Formula
—
Mineral Species
Entry type
—
Arsenates
Chemical class
—
Orthorhombic
Crystal system
—
2
Mohs hardness
—
5.45
Specific gravity
—
Yellow
Streak
—
Vitreous to dull
Luster
—
None
Cleavage
—
Cccm
Space group
—
—
Structural group
—
Nbr · Approved
IMA
—
2002
Named in
—
Yellow
Typical colors
—
K · U · O · As · H
Elements
—