noun
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another name for pyrite
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any of a number of other disulphides of metals, esp of copper and tin
Other Word Forms
Noun Inflected Forms
Etymology
Origin of pyrites
1545–55; < Latin pyrītes (plural); see pyrite
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.
Sulphur from pyrites deposits was largely ignored, since brimstone is cheaper and easier to use.
From Time Magazine Archive
They made a small amount of pyrites containing radioactive sulphur and mixed it with a coke-oven charge of coal.
From Time Magazine Archive
There are two substances which look exceedingly like gold;—copper and iron pyrites, substances familiar to most of us.
From Harper's New Monthly Magazine Vol. IV, No. 19, Dec 1851 by Various
Sometimes, as is the case with pyrites, it is entirely devoid of metal.
From De Re Metallica, Translated from the First Latin Edition of 1556 by Georgius Agricola
Then too, there is pyrites, or lapis fissilis, from which sulphur is melted.
From De Re Metallica, Translated from the First Latin Edition of 1556 by Georgius Agricola
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