Search Result for "copper pyrites":
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:

Pyrites \Py*ri"tes\, n. [L., fr. Gr. ?, fr. ? fire. See Pyre.] (Min.) A name given to a number of metallic minerals, sulphides of iron, copper, cobalt, nickel, and tin, of a white or yellowish color. [1913 Webster] Note: The term was originally applied to the mineral pyrite, or iron pyrites, in allusion to its giving sparks when struck with steel. [1913 Webster] Arsenical pyrites, arsenopyrite. Auriferous pyrites. See under Auriferous. Capillary pyrites, millerite. Common pyrites, isometric iron disulphide; pyrite. Hair pyrites, millerite. Iron pyrites. See Pyrite. Magnetic pyrites, pyrrhotite. Tin pyrites, stannite. White iron pyrites, orthorhombic iron disulphide; marcasite. This includes cockscomb pyrites (a variety of marcasite, named in allusion to its form), spear pyrites, etc. Yellow pyrites, or Copper pyrites, the sulphide of copper and iron; chalcopyrite. [1913 Webster] Pyritic
WordNet (r) 3.0 (2006):

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