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Definition of Chalcocite
1. Noun. A heavy grey mineral that is an ore of copper.
Definition of Chalcocite
1. n. Native copper sulphide, called also copper glance, and vitreous copper; a mineral of a black color and metallic luster.
Definition of Chalcocite
1. Noun. (minerology) Cuprous sulphide, Cu2S, an important ore of copper. ¹
¹ Source: wiktionary.com
Definition of Chalcocite
1. [n -S]