troilite
Noun
Meaning
Native iron protosulphide, FeS. It is known only in meteoric irons, and is usually in imbedded nodular masses of a bronze color.
Source: Webster's dictionarySynonyms
millerite
pyrite
marcasite
laurite
fool's gold
violarite
ruthenarsenite
iron disulfide
vaesite
sudburyite
yuanjiangite
safflorite
wittichenite
erlichmanite
dzharkenite
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