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pyr·rho·tite(pĭr′ə-tīt′) also pyr·rho·tine (-tīn′)
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 purrotēs, redness, from purros, fiery, from pūr, fire; see paəwr̥ in Indo-European roots.]
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|Noun||1.||pyrrhotine - a brownish iron sulfide mineral (FeS) having weak magnetic properties|
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition
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