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Phosphuranylite

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Phosphuranylite
Phosphuranylite from South Alligator River, Northern Territory, Australia (10 mm field of view)
General
CategoryPhosphate minerals
Formula
(repeating unit)
KCa(H3O)3(UO2)7(PO4)4O4·8(H2O)
Strunz classification8.EC.10
Crystal systemOrthorhombic
Crystal classDipyramidal (mmm)
H-M symbol: (2/m 2/m 2/m)
Space groupCmcm
Identification
Other characteristics Radioactive
References[1][2][3][4]

Phosphuranylite is a uranyl phosphate mineral with formula KCa(H3O)3(UO2)7(PO4)4O4·8(H2O).[2][3][4]

It was first described in 1879 by Frederick Augustus Genth, from an occurrence in the Flat Rock pegmatite in Mitchell County, North Carolina, US.[3]

References