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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Dictionary Entries near iddingsite

idant

I dare say

ID card

iddingsite

IDDM

-ide

IDE

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The first known use of iddingsite was in 1893

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