franckeite

noun

franck·​e·​ite
ˈfräŋkəˌīt
plural -s
: a mineral consisting of a dark gray or black massive lead antimony tin sulfide (specific gravity 5.55)

Word History

Etymology

German franckeït, from Carl and Ernest Francke, 19th century German mining engineers + German -it -ite

First Known Use

1893, in the meaning defined above

Time Traveler
The first known use of franckeite was in 1893

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Dictionary Entries Near franckeite

Francke

franckeite

Franco-

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Cite this Entry

“Franckeite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/franckeite. Accessed 30 Nov. 2024.

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