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 (ko͞o′prīt′, kyo͞o′-)
A natural red secondary ore of copper, essentially Cu2O, that forms as a result of weathering.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Minerals) a red secondary mineral consisting of cuprous oxide in cubic crystalline form: a source of copper. Formula: Cu2O
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈkyu praɪt, ˈku-)

a mineral, cuprous oxide, Cu2O, occurring in red crystals and brown to black granular masses: an ore of copper.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cuprite - a mineral consisting of cuprous oxide that is a source of copper
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
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


nKupferoxid nt, → Rotkupfererz nt
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References in periodicals archive ?
Figure 3: Core from hole DD1571 at a depth of 211.8 metres, showing almost all cuprite (cuprite, Cu[sub.2]O, is 88.82% copper by weight).
In mineralogy, the colors in gemstones can be explained by their material makeup and the identity of the transition metal impurity in them." The various colors in cuprite and malachite are explained by differences in oxidation states of copper ions in their crystal structures.
1: balance line of Cu; 2: balance line of Fe; 3: balance line of S; 4: balance line between sulfide and oxide; 5: number of chemical equations in Table 4; Py: pyrite; Cp: chalcopyrite; Bn: bornite; Cc: chalcocite; Hm: hematite; Mag: magnetite; Cr: cuprite; and Tn: tenorite.
The copper can be correlated with the following three main components: cuprite, azurite and malachite.
To illustrate the effectiveness of the proposed approach, the most widely used hyperspectral images in unmixing, such as Cuprite, Urban, and Jasper Ridge, were selected in the spectral range from 380 nm to 2500 nm; each channel band width is up to 9.46 nm.
The XRD pattern of [Cu.sub.2]O NPs/zeolite A in Figure 3 showed that diffraction peaks appeared at 29.61[degrees], 36.48[degrees], 42.38[degrees], 61.46[degrees], 73.56[degrees], and 7752[degrees] corresponding to (110), (111), (200), (220), (311), and (222) planes of cuprite, respectively, that indicated the formation of [Cu.sub.2]O nanocrystals (JCPDS Card number 05-0667) [4, 18].
on effect of vinegar in bronze vessels) or copper acetate, copper vitriol or copper sulphate and a mixture of black (copper (II) oxide or tenorite) and red (copper (I) oxide or cuprite) copper oxides that forms in the burning of copper (see Hawthorne & Smith 1979, 121 f.).
It is composed mainly of galena (PbS), amorphous carbon, zincite (ZnO), sassolite ([H.sub.3]B[O.sub.3]), minium ([Pb.sub.3][O.sub.4]), magnetite ([Fe.sub.3][O.sub.4]), goethite (FeO(OH)), cuprite ([Cu.sub.2]O), and talc ([Mg.sub.3][Si.sub.4][O.sub.10][(OH).sub.2]) [10-14].
05-0667) confirming the formation of a single cubic phase Cuprous ([Cu.sub.+1]) oxide ([Cu.sub.2]O) with cuprite structure.
We simulate a virtual rover traversing the famous Cuprite, Nevada, mining district, which is known for containing many distinctive spectral features of interest in highly localized outcrops (Swayze et al.