plural -s
: 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

Word History


German torbernit, from Torbern O. Bergman †1784 Swedish chemist + German -it -ite

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Dictionary Entries Near torbernite

Cite this Entry

“Torbernite.” Dictionary, Merriam-Webster, Accessed 20 Jul. 2024.

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