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CHALCOPYRITE
chalcopyrite, copper pyrites
(noun) a yellow copper ore (CuFeS2) made up of copper and iron sulfide
Source: WordNet® 3.1
Etymology
Noun
chalcopyrite (plural chalcopyrites)
(mineral) A yellow mineral that is a mixed sulfide of copper and iron, with the chemical formula CuFeS2.
Synonyms
• copper pyrites
Source: Wiktionary
Chal`co*pyr"ite, n. Etym: [Gr. pyrite. So named from its color.] (Min.)
Definition: 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.
Source: Webster’s Unabridged Dictionary 1913 Edition
Recent Word Finds
Word of the Day
24 May 2025
EARTHSHAKING
(adjective) sufficiently significant to affect the whole world; “earthshaking proposals”; “the contest was no world-shaking affair”; “the conversation...could hardly be called world-shattering”
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