chalcocite

[ kal-kuh-sahyt ]
/ ˈkæl kəˌsaɪt /
|

noun

a common mineral, cuprous sulfide, Cu2S: an important ore of copper.

Nearby words

  1. chalcidfly,
  2. chalcidice,
  3. chalcidicum,
  4. chalcis,
  5. chalco-,
  6. chalcogen,
  7. chalcogenide,
  8. chalcographic,
  9. chalcography,
  10. chalcolite

Origin of chalcocite

1865–70; irregular chalco- + (anthra)cite

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for chalcocite


British Dictionary definitions for chalcocite

chalcocite

/ (ˈkælkəˌsaɪt) /

noun

a lead-grey or black mineral, found as a copper ore or in veins. It is a source of copper. Composition: copper sulphide. Formula: Cu 2 S. Crystal structure: orthorhombic

Word Origin for chalcocite

C19: changed from earlier chalcosine, from Greek khalkos copper + -ite 1

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012