peacock ore
BorniteBornite.
Meaning
1 senses(informal, uncountable)Bornite.
More definitions
- a mineral consisting of sulfides of copper and iron that is found in copper deposits
Origin
After the rainbow iridescence that appears after tarnishing.After the rainbow iridescence that appears after tarnishing.
Wiktionary, CC BY-SA 4.0 · source
Synonyms
2 synonymsClose in meaning
- a mineral consisting of sulfides of copper and iron that is found in copper deposits:bornite
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable