Search Result for "chalcopyrite": 
Wordnet 3.0

NOUN (1)

1. a yellow copper ore (CuFeS2) made up of copper and iron sulfide;
[syn: chalcopyrite, copper pyrites]


The Collaborative International Dictionary of English v.0.48:

Chalcopyrite \Chal`co*pyr"ite\, n. [Gr. chalko`s brass + E. pyrite. So named from its color.] (Min.) 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. [1913 Webster]
WordNet (r) 3.0 (2006):

chalcopyrite n 1: a yellow copper ore (CuFeS2) made up of copper and iron sulfide [syn: chalcopyrite, copper pyrites]