Chessy copper

English

Etymology

From Chessy, near Lyons, France, where it is found.

Noun

Chessy copper (uncountable)

1. (mineralogy, archaic) The mineral azurite.

Synonyms

• chessylite

References

• “Chessy copper”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.