chalcocite

2 definitions found

chalcocite - Collaborative International Dictionary of English v.0.48 :

  Chalcocite \Chal"co*cite\, n. [Gr. chalko`s brass.] (Min.)
     Native copper sulphide, called also copper glance, and
     vitreous copper; a mineral of a black color and metallic
     luster. [Formerly written chalcosine.]
     [1913 Webster] Chalcographer

chalcocite - WordNet (r) 2.1 (2005) :

  chalcocite
      n 1: a heavy grey mineral that is an ore of copper [syn:
           chalcocite, copper glance]