Found 2 items, similar to copper glance.
English → English (WordNet) Definition: copper glance copper glance n : a heavy gray mineral that is an ore of copper [syn: chalcocite]
English → English (gcide) Definition: copper glance 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]