: a common mineral that consists of iron disulfide, has a pale brass-yellow color and metallic luster, and is burned in making sulfur dioxide and sulfuric acid
Examples of pyrite in a Sentence
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This claim, like many made by Cartwright, is pyrite.
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Bill Swank, San Diego Union-Tribune, 17 July 2025
Flecks of mica and pyrite and who knows what, but only fools and greenhorns mistake it for gold.
—John Archibald, Southern Living, 25 May 2025
Included are amethyst, obsidian, pyrite, fire opal, amber, jade and quartz.
—R. Daniel Foster, Forbes, 17 Mar. 2025
These fossil remnants were surrounded by clay minerals as well as dolomite and pyrite.
—Keith Cooper, Space.com, 25 Feb. 2025
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Bill Swank, San Diego Union-Tribune, 17 July 2025
Flecks of mica and pyrite and who knows what, but only fools and greenhorns mistake it for gold.
—John Archibald, Southern Living, 25 May 2025
Included are amethyst, obsidian, pyrite, fire opal, amber, jade and quartz.
—R. Daniel Foster, Forbes, 17 Mar. 2025
These fossil remnants were surrounded by clay minerals as well as dolomite and pyrite.
—Keith Cooper, Space.com, 25 Feb. 2025
See All Example Sentences for pyrite
Cite this Entry
“Pyrite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pyrite. Accessed 30 Oct. 2025.
Copy CitationKids Definition
pyrite
noun
py·rite
ˈpī-ˌrīt 
: a common mineral that consists of iron combined with sulfur, has a pale brass-yellow color and metallic luster, and is used especially in making sulfuric acid
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