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Phosphuranylite

Phosphuranylite
Makro Phosphuranylite.jpg
Phosphuranylite from South Alligator River, Northern Territory, Australia (10 mm field of view)
General
Category Phosphate minerals
Formula
(repeating unit)
KCa(H3O)3(UO2)7(PO4)4O4·8(H2O)
Strunz classification 8.EC.10
Crystal system Orthorhombic
Crystal class Dipyramidal (mmm)
H-M symbol: (2/m 2/m 2/m)
Space group Cmcm
Identification
References


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

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


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