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bornite
[ bawr-nahyt ]
noun
- a common mineral and important ore of copper, copper iron sulfide, Cu 5 FeS 4 , occurring in masses, of brownish color when first exposed to the air; peacock ore.
bornite
/ 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: Cu 5 FeS 4 Also calledpeacock ore
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Other Words From
- bor·nit·ic [bawr-, nit, -ik], adjective
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Word History and Origins
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Word History and Origins
Origin of bornite1
C19: named after I. von Born (1742–91), Austrian mineralogist; see -ite 1
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Example Sentences
Much of the copper of commerce is made from chalcopyrite and bornite, and these ores are more difficult to work.
From Project Gutenberg
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