clarkeite

noun
clarke·​ite | \ ˈklärˌkīt \
plural -s

Definition of clarkeite

: a rare dark brown radioactive mineral whose chief constituent is uranium oxide (specific gravity 6.39)

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History and Etymology for clarkeite

Frank W. Clarke †1931 American chemist + English -ite

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Cite this Entry

“Clarkeite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/clarkeite. Accessed 1 Dec. 2020.

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