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iron pyrites

American  

noun

  1. pyrite; fool's gold.

  2. marcasite.


iron pyrites British  
/ ˈpaɪraɪts /

noun

  1. another name for pyrite

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of iron pyrites

First recorded in 1795–1805

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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Prominent among these are galena and iron pyrites, the former being almost invariably gold-bearing.

From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" by Various

A little calcined iron pyrites, called magistral, is also added.

From Oregon and Eldorado or, Romance of the Rivers by Bulfinch, Thomas

The ore is found in detached pieces and solid masses, in beds, in red clay, accompanied by sulphate of barytes, calcareous spar, blende, iron pyrites, and quartz.

From Scenes and Andventures in the Semi-Alpine Region of the Ozark Mountains of Missouri and Arkansas by Schoolcraft, Henry Rowe

"I am on hand, like a bogus coin made out of iron pyrites; you can't get rid of me."

From The Haunted Mine by Castlemon, Harry

"Well, they brought a bag out for us to examine, and they thought it was nothing but iron pyrites," said Banta; and then he went on smoking his pipe.

From The Haunted Mine by Castlemon, Harry

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