Chalcopyrite (/ˌkælkəˈpaɪˌraɪt, -koʊ-/ KAL-kə-PY-ryte, -koh-) is a copper iron sulfide mineral and the most abundant copper ore mineral. It has the chemical...
23 KB (2,299 words) - 18:42, 29 April 2024
widely in porphyry copper deposits along with the more common chalcopyrite. Chalcopyrite and bornite are both typically replaced by chalcocite and covellite...
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and light brownish bronze streak. In contrast, pyrite, pyrrhotite and chalcopyrite will all display much darker streaks: brownish black, greyish black,...
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In later years "orichalcum" was used to describe the sulfide mineral chalcopyrite and also to describe brass. These usages are difficult to reconcile with...
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identified. Ore minerals in IOCG deposits are typically copper-iron sulfide chalcopyrite and gangue pyrite, forming 10–15% of the rock mass. Supergene profiles...
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"A Moderately Thermophilic Mixed Microbial Culture for Bioleaching of Chalcopyrite Concentrate at High Pulp Density". Applied and Environmental Microbiology...
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Image Name Formula % Copper when pure Chalcopyrite CuFeS2 34.5 Chalcocite Cu2S 79.8 Covellite CuS 66.5 Bornite 2Cu2S·CuS·FeS 63.3 Tetrahedrite Cu3SbS3...
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Creighton Mine. Common ore minerals found at the Creighton mine include chalcopyrite, cubanite, galena, ilmenite, magnetite, pentlandite, pyrite, and pyrrhotite...
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platinum group and other metals. This magma formed into pyrrhotite, chalcopyrite and pentlandite rocks, as well as cubanite and magnetite. In 1856 while...
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volcanogenic massive sulfide deposits. It is found in association with galena, chalcopyrite, pyrite (and other sulfides), calcite, dolomite, quartz, rhodochrosite...
35 KB (3,388 words) - 00:35, 1 August 2024
Chalcopyrite on sphalerite (Bolut Mine, Cavnic, Romania)...
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magmatic sulfide assemblage is composed of Pyrrhotite, Pentlandite, and Chalcopyrite, with lesser to trace amounts of Pyrite, Cubanite and magnetite. The...
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associated and mined with other sulfide minerals like pentlandite, pyrite, chalcopyrite, and magnetite, and has been found globally. Pyrrhotite exists as a number...
26 KB (2,402 words) - 14:09, 29 July 2024
cup (on right), while the chalcopyrite crystal was mounted in a cup on an adjustable arm facing it (on left). The chalcopyrite crystal was moved forward...
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metal and diatomic anions differ from that of pyrite. Despite its name, chalcopyrite (CuFeS 2) does not contain dianion pairs, but single S2− sulfide anions...
43 KB (4,496 words) - 23:32, 2 August 2024
hematite, chlorite and sericite altered. Major sulfide minerals are pyrite, chalcopyrite, bornite and chalcocite. The Australian Mines Handbook: 2003-2004 Edition...
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Chalcopyrite-Quartz specimen from the Camp Bird mine, 600' Stope, 2100' Level. Size: 5.2 x 3.6 x 2.7 cm. Click and scroll down for an enlargement....
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sulfides include pyrrhotite, pentlandite (containing up to 5% Pd), and chalcopyrite along with lesser amounts of moncheite ((Pt,Pd)(Te,Bi)2), cooperite ((Pt...
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investigation. Metal sulfides (e.g., pyrite FeS2, arsenopyrite FeAsS, chalcopyrite CuFeS2) are normally processed by chemical oxidation either in aqueous...
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Bavaria, Germany. It is often found in association with the minerals chalcopyrite and triphylite. Phosphophyllite has been synthesized synthetically by...
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of copper sulfide deposits. Commonly found as coatings on chalcocite, chalcopyrite, bornite, enargite, pyrite, and other sulfides, it often occurs as pseudomorphic...
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variety of minerals, including native copper, copper sulfides such as chalcopyrite, bornite, digenite, covellite, and chalcocite, copper sulfosalts such...
121 KB (13,753 words) - 08:12, 13 August 2024
intergrown with other selenides. It is part of the chalcopyrite group and forms a series with chalcopyrite. Eskebornite was first identified in 1949 by Paul...
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commonly associated with calcite, halite, and sulfides such as galena, chalcopyrite, molybdenite, and pyrite in vein deposits. Anhydrite is most frequently...
10 KB (868 words) - 09:33, 2 August 2024
Talnakhite is a mineral of chalcopyrite group with formula: Cu9(Fe, Ni)8S16. It was named after the Talnakh ore deposit, near Norilsk in Western Siberia...
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Raymond (June 1973) [1972-11-06]. "The Action of Sulfur Trioxide on Chalcopyrite". Metallurgical and Materials Transactions. B-4 (6): 1553–1556. Bibcode:1973MT...
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high conductivity, corrosion resistance Sulphide minerals, including chalcopyrite (CuFeS2; primary ore mineral) in sulphide deposits, or porphyry copper...
60 KB (5,466 words) - 20:18, 10 March 2024
in oxidation zones of iron-bearing ore beds, e.g. pyrite, marcasite, chalcopyrite, etc. They are also found in related environments, like coal fire sites...
25 KB (1,843 words) - 17:40, 30 June 2024
The stockwork zone typically consists of vein-hosted sulfides (mostly chalcopyrite, pyrite, and pyrrhotite) with quartz, chlorite and lesser carbonates...
20 KB (2,537 words) - 22:35, 8 March 2024
pyrrhotite and pentlandite as intergrowths with chalcopyrite. It results from exsolution from chalcopyrite at temperatures below 200 to 210 °C. If cubanite...
10 KB (899 words) - 20:52, 9 January 2024