chalcophyllite

noun chal·co·phyl·lite \ˌkalkōˈfiˌlīt\

Definition of chalcophyllite

plural

-s

  1. :  a highly basic arsenate and sulfate of copper and aluminum Cu18Al2(AsO4)3(SO4)3(OH)27.33H2O of various shades of green that occurs in tabular crystals or foliated masses

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of chalcophyllite

German chalkophyllit, from chalk- chalc- + phyll- + -it -ite


Seen and Heard

What made you want to look up chalcophyllite? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a brief usually trivial fact

Get Word of the Day daily email!