peacock ore
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peacock ore
n
(Minerals) another name for bornite
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
born•ite
(ˈbɔr naɪt)n.
a copper sulfide mineral, Cu5FeS4, occurring in brown masses that tarnish to purple.
[1850–55; after I. von Born (1742–91), Austrian mineralogist; see -ite1]
bor•nit′ic (-ˈnɪt ɪk) adj.
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| Noun | 1. | peacock ore - a mineral consisting of sulfides of copper and iron that is found in copper deposits atomic number 29, copper, Cu - a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element; occurs in various minerals but is the only metal that occurs abundantly in large masses; used as an electrical and thermal conductor mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition |
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