Found 2 items, similar to Pyrrhotite.
English → English (WordNet) Definition: pyrrhotite pyrrhotite n : a brownish iron sulfide mineral FeS having weak magnetic properties [syn: pyrrhotine, magnetic pyrites]
English → English (gcide) Definition: Pyrrhotite Pyrrhotine \Pyr"rho*tine\, Pyrrhotite \Pyr"rho*tite\, n. [Gr. ? flame-colored, fr. ? fire.] (Min.) A bronze-colored mineral, of metallic luster. It is a sulphide of iron, and is remarkable for being attracted by the magnet. Called also magnetic pyrites. [1913 Webster]