Description
Specimen of fine, very yellow zippeite crystals on gangue.
Zippeite is a rare mineral, a hydrated uranyl sulfate.
This mineral has the chemical formula K4(UO2)6(SO4)3(OH)10-4(H2O), and is of the monoclinic crystal system.
Specimen of zippeite crystals from Riviéral, Le Bosc, Lodève in the Hérault department.
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