torbernite
noun
tor·bern·ite
| \ ˈtȯrbərˌnīt\
plural -s
Definition of torbernite
: a mineral Cu(UO2)2(PO4)2.8–12H2O consisting of a tetragonal hydrous uranium copper phosphate that is isomorphous with autunite, uranocircite, saléeite, zeunerite, and uranospinite, is of micaceous structure, and occurs in green tabular crystals or in foliated form
— called also chalcolite
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