chalcopyrite
/ˌkæl.kəˈpaɪˌɹaɪt/ noun
Forms chalcopyrites
- noun (mineralogy) A yellow mineral that is a mixed sulfide of copper and iron, with the chemical formula CuFeS₂.
Synonyms
Etymology
From chalco- (“copper, ore”) + pyrite. Named by Johann Friedrich Henckel 1725.
Webster’s 1913
- noun Copper pyrites, or yellow copper ore; a common ore of opper, containing copper, iron, and sulphur. It occurs massive and in tetragonal crystals of a bright brass yellow color.
Etymology [Gr. pyrite. So named from its color.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “chalcopyrite”, CC BY-SA 4.0. Details