Word.ws English Dictionary

peacock copper

peacock copper noun: bornite.

Noun

peacock copper (uncountable)

  1. (informal) Bornite.
    • The ores are of two general types, chalcopyrite or “yellow copper,” with very little bornite or other minerals richer in copper, and those in which the values lie almost wholly in bornite or “peacock copper.”1920, Douglas Clermont Livingston, The Copper Deposits of the Seven Devils and Adjacent Districts
    Synonyms:
    peacock ore

Synonyms of peacock copper

Origin of peacock copper

After the rainbow iridescence that appears after tarnishing.

Questions about peacock copper

What does peacock copper mean?
Peacock copper means bornite.
What part of speech is peacock copper?
Peacock copper is a noun.

Words near peacock copper in the dictionary

  1. peacock blues
  2. peacock butterflies
  3. peacock butterfly
  4. peacock chair
  5. peacock chairs
  6. peacock copper
  7. Peacock Creek
  8. peacock fish
  9. peacock flies
  10. peacock flounder
  11. peacock flounders

Source and license

Adapted from Wiktionary: peacock copper (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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