chalcopyrite
/ˌkæl.kəˈpaɪˌɹaɪt/noun
chalcopyrite is a noun meaning “A yellow mineral that is a mixed sulfide of copper and iron, with the chemical formula CuFeS₂” (English Wiktionary, September 2026). It is spelled C-H-A-L-C-O-P-Y-R-I-T-E, and it appears about once in every 18 million words in written English (wordfreq, 2021 data). The plural of chalcopyrite is chalcopyrites.
What does chalcopyrite mean?
noun
- 1
A yellow mineral that is a mixed sulfide of copper and iron, with the chemical formula CuFeS₂.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you pronounce chalcopyrite?
- /ˌkæl.kəˈpaɪˌɹaɪt/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of chalcopyrite
- chalcopyrites plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is chalcopyrite?
Chalcopyrite appears about once in every 18 million words in written English, the 128,787th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Chalcopyrite in Spanish, French, German and Portuguese
In the sense mineral:
| Language | Words |
|---|---|
| German | Chalkopyrit |
| Portuguese | calcopirita, calcopirite |
| Spanish | calcopirita |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does chalcopyrite come from?
From chalco- (“copper, ore”) + pyrite. Named by Johann Friedrich Henckel 1725.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).