chalcopyrite

chalcopyrite

chalcopyrite [ kalkopirit ] n. f.
• 1753; de chalco- et pyrite
Minér. Sulfure double naturel de fer et de cuivre (CuFeS2).

chalcopyrite nom féminin Sulfure double naturel de cuivre et de fer, de couleur voisine de celle du laiton et qui forme des cristaux appartenant au système quadratique, d'aspect souvent irisé. (C'est un minerai de cuivre.)

chalcopyrite [kalkopiʀit] n. f.
ÉTYM. 1753; de chalco-, et pyrite.
Chim., minér. Sulfure double naturel de fer et de cuivre (CuFeS2).

Encyclopédie Universelle. 2012.

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