kalkowskite

noun

kal·​kow·​skite

kalˈkȯfˌskīt

plural -s

: a mineral Fe₂Ti₃O₉(?) consisting of an oxide of iron and titanium and usually containing small amounts of rare-earth elements, niobium, and tantalum

Word History

Etymology

German kalkowskyn (irregular from E. L. Kalkowsky †1938 German mineralogist + German -in -ine) + English -ite

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