单词 | magnetic pyrites |
释义 | magnetic pyrites (once / 2363863 pages) n WORD FAMILY magnetic pyrites USAGE EXAMPLESMagnetic pyrites, copper pyrites, zinc blende and arsenical pyrites are other and less important examples, the last constituting the gold ore formerly worked in Silesia. Various, Encyclopaedia Britannica, 11th Edit...(2011) n a brownish iron sulfide mineral (FeS) having weak magnetic properties Syn|Hyper pyrrhotine, pyrrhotite mineral solid homogeneous inorganic substances occurring in nature having a definite chemical composition |
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