bornite


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Related to bornite: chalcocite, Enargite, covellite

born·ite

 (bôr′nīt′)
n.
A brownish-bronze, lustrous copper ore with the composition Cu5FeS4 that tarnishes to purple when exposed to air.

[After Ignaz von Born (1742-1791), Austrian mineralogist.]

bornite

(ˈbɔːnaɪt)
n
(Minerals) 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 ore
[C19: named after I. von Born (1742–91), Austrian mineralogist; see -ite1]

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.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.bornite - 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
References in periodicals archive ?
The recently completed fourth hole, collared 600 meters west-southwest of GC-15-03 and 800 meters southwest of GC-15-01, was drilled adjacent to outcrop displaying intense potassic alteration and quartz veining containing chalcopyrite with traces of malachite and bornite.
Preparations were underway to make the Bornite camp fully operational by mid-July with drilling activities expected to be completed by September.
Nadir mine's mineral composition includes magnetite, hematite; rarely there are also pyrite, chalcopyrite, bornite.
The opaque minerals in these rocks consist of chalcopyrite, bornite, malachite, azurite and Fe-oxide.
The primary and supergene sulphide mineralised zone consists of chalcocite, pyrite, and bornite vein swarms which are silver rich.
The intercept correlates with a zone of chalcopyrite and bornite mineralisation in the porphyry and surrounding metasediment.
Primary minerals, in the form of bornite and chalcopyrite , also occur in the underlying volcanic rocks comprising pyroclastics and rhyolitic lavas.
ABROWN, or Bornite as it's known in the trade, isn't the most flattering hue for a Benz and the manual gearbox doesn't help either.
THE SIGNIFICANCE OF CARROLLITE REPLACEMENT TEXTURES IN BORNITE PODS AT THE SWEET WATER MINE, VIBURNUM TREND, SOUTHEAST MISSOURI.
Removal of the waste rock revealed the presence of some extreme unexpected and unknown high grade copper and silver ores, such as the important copper ore mineral bornite, the beautiful crystal covellite, and the high yielding copper ore cuprite.
This area features intense potassic alteration associated with quartz-chalcopyrite O bornite veinlets within the Stuhini group volcanics and sediments, and is expected to be drill-tested shortly.
The AMDIAR is anticipated to provide access to the Ambler mining district and our UKMP Projects - Arctic and Bornite.