pyrrhotite

Meaning

1. A weakly magnetic ferrous sulfide mineral, FeS.

Etymology / origin

Etymology tree Ancient Greek πυρρότης (purrhótēs) Proto-Indo-European *-tósder. Ancient Greek -της (-tēs)der. Ancient Greek -ῑ́της (-ī́tēs)der. Latin -ītēsbor. French -iteder. English -ite English pyrrhotite From Ancient Greek πυρρότης (purrhótēs) + English -ite.

Sources

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