volborthite

noun

vol·​borth·​ite

ˈvälˌbȯrˌthīt

plural -s

: a mineral Cu₃(VO₄)₂.3H₂O consisting of a hydrous vanadate of copper and occurring in small green or yellow 6-sided tabular crystals or in globular forms

Word History

Etymology

French volborthite, from Alexander von Volborth †1876 Russian paleontologist + French -ite

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