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Definition of Chalcopyrite
1. Noun. A yellow copper ore (CuFeS2) made up of copper and iron sulfide.
Definition of Chalcopyrite
1. n. Copper pyrites, or yellow copper ore; a common ore of copper, containing copper, iron, and sulphur. It occurs massive and in tetragonal crystals of a bright brass yellow color.
Definition of Chalcopyrite
1. [n -S]