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See also: Bornite
bornite (plural bornites)
- (mineralogy) A reddish mineral that tarnishes on exposure to air; it is a mixed sulfide of iron and copper with the chemical formula Cu5FeS and is an important ore of copper.
- “Bornite” in David Barthelmy, Webmineral Mineralogy Database, 1997–.
- bornite mindat.org, Hudson Institute of Mineralogy, accessed 29 August 2016