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autunite

noun
au·​tun·​ite | \ō-ˈtə-ˌnīt, ˈȯ-tə- \

Definition of autunite 

: a radioactive usually lemon-yellow calcium phosphate mineral that occurs in tabular crystals and in scales and that is an ore of uranium

First Known Use of autunite

circa 1852, in the meaning defined above

History and Etymology for autunite

Autun, town in France

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The first known use of autunite was circa 1852

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More from Merriam-Webster on autunite

Britannica.com: Encyclopedia article about autunite

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