Pronunciation: ' tr ō - ə - ˌ l ī t, ' tro ̇ i- ˌ l ī t
Function: noun
Etymology: German Troilit, from Domenico Troili, 18th century Italian scientist + German -it -ite
Date: circa 1868
: a mineral that is a variety of pyrrhotite and that is widely but sparsely distributed (as on earth, in meteorites, and in lunar soil samples)