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单词 pyrrhotite
释义

WordReference Random House Unabridged Dictionary of American English © 2024
pyr•rho•tite  (pirə tīt′),USA pronunciation n. 
  1. Mineralogya common mineral, iron sulfide, approximately FeS but variable because of a partial absence of ferrous ions, occurring in massive and in crystal forms with a bronze color and metallic luster;
    magnetic pyrites: generally slightly magnetic.
  • Greek pyrrhót(ēs) redness + -ite1
  • 1868

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