chalcopyrite
noun
chal·co·py·rite
ˌkal-kə-ˈpī-ˌrīt 
: a yellow mineral that consists of a sulfide of copper and iron and is an important copper ore
Examples of chalcopyrite in a Sentence
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Most copper, however, comes from chalcopyrite, a very common copper iron sulfide.
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David Bressan, Forbes, 31 Dec. 2024
Mineralization is recorded as hosted within a graphitic sediment horizon with quartz-carbonate veins and semi-massive to massive pyrite, chalcopyrite, sphalerite and pyrrhotite.
—Sacramento Bee, 13 June 2024
These include azurite, malachite (both copper carbonate hydroxide minerals), chalcocite (a copper-sulfide), acanthite (a copper-silver sulfide), chalcopyrite and bornite.
—David Bressan, Forbes, 31 Dec. 2022
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David Bressan, Forbes, 31 Dec. 2024
Mineralization is recorded as hosted within a graphitic sediment horizon with quartz-carbonate veins and semi-massive to massive pyrite, chalcopyrite, sphalerite and pyrrhotite.
—Sacramento Bee, 13 June 2024
These include azurite, malachite (both copper carbonate hydroxide minerals), chalcocite (a copper-sulfide), acanthite (a copper-silver sulfide), chalcopyrite and bornite.
—David Bressan, Forbes, 31 Dec. 2022
Cite this Entry
“Chalcopyrite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chalcopyrite. Accessed 27 Feb. 2025.
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