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Ranunculite: HAl(UO2)(PO4)(OH)3·4(H2O)
Comments: SEM image of nodular ranunculite showing the aggregates of lamellar crystals. (MinMag v43:327). Location: Uranium-rich portions of a pegmatite mainly worked for beryl and columbite at Kobokobo, Kivu, Zaire. Scale: Picture Size 300 x. © Mineralogical Magazine