pyr·rho·tite (p r  -t t ) also pyr·rho·tine (-tn)n. A brownish-bronze iron sulfide mineral, FeS, characterized by weak magnetic properties and used as an iron ore and in the manufacture of sulfuric acid. Also called magnetic pyrites. [Alteration (influenced by -ite) of German Pyrrhotin, from Greek purrot  s, redness, from purros, fiery, from p r, fire; see paw in Indo-European roots.] |
pyrrhotite [ˈpɪrəˌtaɪt], pyrrhotine [ˈpɪrəˌtiːn -ˌtaɪn -tɪn]
n
(Earth Sciences / Minerals) a common bronze-coloured magnetic mineral consisting of ferrous sulphide in hexagonal crystalline form. Formula: FeS
[from Greek purrhotēs redness, from purrhos fiery, from pur fire]
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  pyrrhotite - a brownish iron sulfide mineral (FeS) having weak magnetic propertiesmineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition |
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