copper pyrites
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Copper pyrites — Pyrites Py*ri tes, n. [L., fr. Gr. ?, fr. ? fire. See {Pyre}.] (Min.) A name given to a number of metallic minerals, sulphides of iron, copper, cobalt, nickel, and tin, of a white or yellowish color. [1913 Webster] Note: The term was originally… … The Collaborative International Dictionary of English
copper pyrites — n. CHALCOPYRITE … English World dictionary
copper pyrites — noun a yellow copper ore (CuFeS2) made up of copper and iron sulfide • Syn: ↑chalcopyrite • Hypernyms: ↑mineral • Substance Meronyms: ↑copper, ↑Cu, ↑atomic number 29 * * * … Useful english dictionary
copper pyrites — chalcopyrite (copper iron sulfide) … Eponyms, nicknames, and geographical games
copper pyrites — noun Date: 1757 chalcopyrite … New Collegiate Dictionary
copper pyrites — noun another term for chalcopyrite … English new terms dictionary
copper pyrites — cop′per pyri′tes n. mir chalcopyrite • Etymology: 1770–80 … From formal English to slang
copper pyrites — /kɒpə paɪˈraɪtiz/ (say kopuh puy ruyteez) noun → chalcopyrite …
Pyrites — Py*ri tes, n. [L., fr. Gr. ?, fr. ? fire. See {Pyre}.] (Min.) A name given to a number of metallic minerals, sulphides of iron, copper, cobalt, nickel, and tin, of a white or yellowish color. [1913 Webster] Note: The term was originally applied… … The Collaborative International Dictionary of English
copper — 1. n., adj., & v. n. 1 Chem. a malleable red brown metallic element of the transition series occurring naturally esp. in cuprite and malachite, and used esp. for electrical cables and apparatus. Usage: Symb.: Cu. 2 a bronze coin. 3 a large metal… … Useful english dictionary
