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iron pyrites

noun

  1. pyrite; fool's gold.


iron pyrites

/ 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


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Word History and Origins

Origin of iron pyrites1

First recorded in 1795–1805
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Example Sentences

Gold and iron pyrites, therefore, need never be mistaken for each other by any man who has a piece of steel about him.

Now, iron pyrites is harder than steel, and therefore a knife will fail to scratch it.

There are two substances which look exceedingly like gold;—copper and iron pyrites, substances familiar to most of us.

In some places, this clay drift yields balls of iron pyrites, which renders the water unpalatable.

These beds of clay frequently contain iron pyrites, both in the crystallized and amorphous state.

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