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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Above this sits the indium-free chalcopyrite absorber, followed by a 150-nm cadmium sulfide buffer layer, a zinc oxide window layer, and a metallic grid electrode.
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Bojan Stojkovski, Interesting Engineering, 14 Mar. 2026
How microbial mining works These microbes are naturally evolved, field-deployable, and highly effective at recovering copper from complex ores such as chalcopyrite and enargite.
—IEEE Spectrum, 9 Oct. 2025
Most copper, however, comes from chalcopyrite, a very common copper iron sulfide.
—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
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Bojan Stojkovski, Interesting Engineering, 14 Mar. 2026
How microbial mining works These microbes are naturally evolved, field-deployable, and highly effective at recovering copper from complex ores such as chalcopyrite and enargite.
—IEEE Spectrum, 9 Oct. 2025
Most copper, however, comes from chalcopyrite, a very common copper iron sulfide.
—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
Cite this Entry
“Chalcopyrite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chalcopyrite. Accessed 19 Mar. 2026.
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