| 单词 | marcasite | 
| 释义 | mar·ca·site    (märkə-sīt′, -zīt′)n. 1.  A mineral with the same composition as pyrite, FeS2, but differing in crystal structure. Also called  white iron pyrites. 2.  An ornament of pyrite, polished steel, or white metal. [Middle English, from Medieval Latin marcasīta, from Arabic marqašīṯā, from Aramaic marqəšitā, from Akkadian marḫašu, from marḫaši, ancient region in the eastern Iranian plateau.] mar′ca·siti·cal (-sĭtĭ-kəl) adj.  | 
	
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