troilite

[ troh-uh-lahyt, troi-lahyt ]
/ ˈtroʊ əˌlaɪt, ˈtrɔɪ laɪt /

noun

a mineral, iron sulfide, FeS, occurring in meteorites.

Origin of troilite

1865–70; named after D. Troili, 18th-century Italian savant who described a meteorite containing it. See -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019