| Phosphuranylite | |
| Category: | Phosphate minerals |
| Formula: | KCa(H3O)3(UO2)7(PO4)4O4·8(H2O) |
| Imasymbol: | Puy[1] |
| Strunz: | 8.EC.10 |
| System: | Orthorhombic |
| Class: | Dipyramidal (mmm) H-M symbol: (2/m 2/m 2/m) |
| Symmetry: | Cmcm |
| Other: | Radioactive |
| References: | [2] [3] [4] [5] |
Phosphuranylite is a uranyl phosphate mineral with formula KCa(H3O)3(UO2)7(PO4)4O4·8(H2O).[3] [4] [5]
It was first described in 1879 by Frederick Augustus Genth, from an occurrence in the Flat Rock pegmatite in Mitchell County, North Carolina, US.[4]