chal·co·py·rite (k l k -p  rt)n. A yellow mineral, essentially CuFeS2, that is an important ore of copper. Also called copper pyrites. [New Latin chalcopyrites : Greek khalkos, copper + pyrites.] |
| chalcopyrite (klk-prt) A brassy yellow, metallic, tetragonal mineral, usually occurring as shapeless masses of grains. Chalcopyrite is found in igneous rocks and copper-rich shales, and it is an important ore of copper. Because of its shiny look and often yellow color, it is sometimes mistaken for gold, and for this reason it is also called fool's gold. Chemical formula: CuFeS2. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  chalcopyrite - a yellow copper ore (CuFeS2) made up of copper and iron sulfideatomic number 29, copper, Cu - a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element; occurs in various minerals but is the only metal that occurs abundantly in large masses; used as an electrical and thermal conductor mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition |
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