Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A black to dark blue opaque copper sulfide mineral with chemical formula Cu9S5.

Etymologies

Sorry, no etymologies found.

Examples

  • The copper mineralization within the upper 300 metres of the deposit includes both supergene digenite-covellite and hypogene chalcocite-bornite replacing earlier chalcopyrite.

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