iddingsite

noun
id·​dings·​ite | \ ˈidiŋˌzīt \
plural -s

Definition of iddingsite

: a mineral consisting of a silicate of calcium, magnesium, and iron of doubtful composition and forming pseudomorphs after olivine

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First Known Use of iddingsite

1893, in the meaning defined above

History and Etymology for iddingsite

Joseph P. Iddings †1920 American geologist + English -ite

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The first known use of iddingsite was in 1893

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Cite this Entry

“Iddingsite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/iddingsite. Accessed 18 Jan. 2021.

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