Trends ofbornite
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bornite in British English
(ˈbɔːnaɪt)
noun
a mineral consisting of a sulphide of copper and iron that tarnishes to purple or dark red. It occurs in copper deposits. Formula: Cu5FeS4
Also called: peacock oreWord origin
C19: named after I. von Born (1742–91), Austrian mineralogist; see -ite1bornite in American English
(ˈbɔrˌnaɪt)
noun
a reddish-brown, soft, brittle, cubic mineral, copper iron sulfide, Cu5FeS4, an ore of copper that tarnishes to a dark purplish color when it is fractured
Word origin
after Ignaz von Born (1742-91), Austrian metallurgistImage ofbornite
© vvoe, Shutterstock
Word lists withbornite
mineral- to keep up to date
- to keep up-to-date (with sth)
- to keep up with demand/inflation
- to keep up with sb
- to keep up with the joneses
- to keep warm
- to keep watch
- to keep your balance to lose your balance
- to keep your end up
- to keep your eyes open keep an eye out for something
- to keep your eyes peeled
- to keep your hand in
- to-keep-your-hand-in
- to keep your head above water
- to keep your head to lose your head
- to keep your nose clean
- to-keep-your-options-open
- to keep your options open leave one's options open
- to keep (yourself) to yourself
- tokelau
- tokelau islands
- token
- token economy
- token gesture
- tokenism