 | | Journal (article/letter/editorial) | | Elements of Cu-(Fe)-Sulfide Inclusions in Bronze Age Copper Slags from South Urals and Kazakhstan: Ore Sources...settlements of the Cis-Urals, Trans-Urals, and North and Central Kazakhstan are presented. The study...minerals in slags are primarily represented by covellite and chalcocite, as well as by rarer bornite and...Te, Sb, Ag, Pb, and Bi, are important markers of copper deposit types. Sulfides from olivine Cr-rich spinel...characterized by As-Co-Ni high contents and confined to copper deposits in ultramafic rocks. Olivine sulfide-containing |  | | Report (issue) | | Drawing and X-ray micrographs of acanthite and copper sulfides on galena. Drawing and X-ray micrographs...ore, New Snowbird tungsten deposit and San Manuel copper deposit_______________________________________...2-4 ounces copper, leald, and zinc . .S'parsely di,sseminated sullfides...'some 'PO!rrfuyry 'Copper deposits. At the New Snowbird, tungsten proxies for 'copper, and the precious...miaTgyrite( ?) , acantJhite, and late rim~forming copper sulfides. '.Dhe inferred tempertature range for |  | | Book (edition) | | Platinum, 1+75 13. The Nonferrous Metals 481 Copper, 1+81; Lead and Zinc, 527; Tin, 51+6; Aluminum...increased 100-fold, of mineral fuels 75-fold, and of copper, 63-fold. Those countries abundantly supplied with...geology to mineral finding in districts of waning mines. His knowledge is sought also by the metallurgist...two parts: metalliferous deposits, such as gold, copper, iron, or nickel (Part II) ; and nonmetallic substances...time Neolithic man became acquainted with gold and copper, he also used nephrite, sillimanite, and turquois |  | | Journal (article/letter/editorial) | | A NEW AND OLD LOOK AT COPPER PROF. J . T. HENRY, SR. Central State University Wilberforce, Ohio Wilberforce...Wilberforce, Ohio of the North. It is interesting to note, INTRODUCTION We feel that an introduction to the...understanding of its contents. Copper and that the very mineral that was virtually the copper industry has probably...mining company did this topic. mine copper. The production was too Copper is non-ferrous metal that has small...centuries, as early as 5000 in copper was still alive and was in the B. C. Copper is mined around the world |  | Amstutz, G. C., Goresy, A. El, Frenzel, G., Kluth, C., Moh, G., Wauschkuhn, A., Zimmermann, R.A. - Eds. (1982) Ore Genesis. Springer Berlin, Heidelberg. doi:10.1007/978-3-642-68344-2 | Book | | VIII Preface and Outlook visited innumerable mines and was an indefatigable collector of ores and minerals...creation are (l).the complexity of most porphyry copper intrusions; (2) the fact that, almost always, only...Phenomena of Terrigenous Minerals by Sulphides in Copper-Bearing Permian Sandstones in Poland M. Banas,.... . . . . . . . . . 3 Problems of Genesis of Copper Sandstones of Central Europe Yu.V. Bogdanov and...308 Laramide Igneous Rocks and Related Porphyry Copper Occurrences of Southwest Romania K.A. Gunnesch |  | | Book | | n3 GEOLOGY OF THE PORPHYRY COPPER DEPOSITS Southwestern North America oe ‘ ” MohBy yy a i;... ¢ ¢ ¢ GEOLOGY OF THE PORPHYRY COPPER DEPOSITS Southwestern North America Edited by SINCE RoR EEL...research related to many of the problems of porphyry copper deposits. He is a fellow of the Geological Society...his undergraduate work at the Colorado School of Mines and earned the doctorate from the University of...Bureau of Mines. He arrived in Arizona in 1918, with a B. S. degree from the Missouri School of Mines. After |  | | Journal (article/letter/editorial) | | although some opaque stones such as turquoise, some coppers and obsidians are ideal. Mostly, we would select...Liquids, are bornite and covellite. Both minerals are heavy, black metallic coppers and both present the...the peacock play of colors. Covellite, with its platy structure should be easy to identify and it is, in...sphalerite. Beautiful specimens of these two interesting copper ores have been found in Pennsylvania and Montana...Montana. Your dealer usually lists them. Covellite, in excellent micro forms, has been collected at the famous |  | | Journal (issue) | | "curly albite"andquartz. (Continues on page 2) Copper from the Itauz Mine Near Dzhezkazgan, Kazakhstan...and purchased an unusual specimen labeled merely "Copper, Kazakhstan". Since none had ever been available...my collection. This piece is a blocky chunk of copper with a small, elongated spinel Jaw twin protruding...to Tucson, Arizona in 1999: a large, branching copper with a very light cuprite patina was obtained -...of twinning and I believe they are equal to any copper twins from any other area in quality and perhaps |  | Ossandon C., G., Freraut C., R., Gustafson, L. B., Lindsay, D. D., Zentilli, M. (2001) Geology of the Chuquicamata Mine: A Progress Report. Economic Geology, 96 (2) 249-270 doi:10.2113/gsecongeo.96.2.249 | Journal (article/letter/editorial) | | Chuquicamata, in northern Chile, is the world’s greatest copper orebody. It was controlled, from the initial intrusions...mineralization of the main stage was enargite, digenite, covellite, pyrite, and minor coarse sphalerite, along with...shatter zones contain the overwhelming proportion of copper at Chuquicamata in all alteration zones and assemblages...formed digenite with relatively coarse grained covellite from deep in the sericitic zone and flaring upward...supergene covellite, but it is otherwise very difficult to distinguish from supergene covellite. Rims of |  | | Book | | trip with Ernest Wright (Phelps Dodge Mining Co., Copper Queen Branch) and Donald Bryant (Denver, Colorado)...will take us to outcrops of the Jurassic porphyry copper deposit and associated base- and precious-metal-bearing...precious-metal-bearing manto deposits and supergene-enriched copper deposits throughout the district (see maps on pages...Arizona 85737 Ernest Wright Phelps Dodge Mining Co., Copper Queen Branch, 36 West Highway 92, Bisbee, Arizona...near-surface ores were produced until the 1890s when copper sulfide minerals were found within the deeper levels |  | | Report (issue) | | trip with Ernest Wright (Phelps Dodge Mining Co., Copper Queen Branch) and Donald Bryant (Denver, Colorado)...will take us to outcrops of the Jurassic porphyry copper deposit and associated base- and precious-metal-bearing...precious-metal-bearing manto deposits and supergene-enriched copper deposits throughout the district (see maps on pages...Arizona 85737 Ernest Wright Phelps Dodge Mining Co., Copper Queen Branch, 36 West Highway 92, Bisbee, Arizona...near-surface ores were produced until the 1890s when copper sulfide minerals were found within the deeper levels |  | Petersen, S., Monecke, T., Westhues, A., Hannington, M. D., Gemmell, J. B., Sharpe, R., Peters, M., Strauss, H., Lackschewitz, K., Augustin, N., Gibson, H., Kleeberg, R. (2014) Drilling Shallow-Water Massive Sulfides at the Palinuro Volcanic Complex, Aeolian Island Arc, Italy. Economic Geology, 109 (8) 2129-2158 doi:10.2113/econgeo.109.8.2129 | Journal (article/letter/editorial) | | and Geological Engineering, Colorado School of Mines, 1516 Illinois Street, Golden, Colorado 80401 3...Research Kiel, Wischhofstrasse 1-3, 24148 Kiel, Germany of Earth Sciences, University of Ottawa, Marion...Wilhelms-Universität Münster, Corrensstrasse 24, 48149 Münster, Germany Department of Earth Sciences, Laurentian University...Bergakademie Freiberg, Brennhausgasse 14, 09596 Freiberg, Germany Abstract A subseafloor replacement-style barite...assemblage of fine-grained anhedral enargite, hypogene covellite, chalcopyrite, and galena is commonly associated |  | | Journal (article/letter/editorial) | | 97–106, 2001 Mineral Paragenesis of the Lepanto Copper and Gold and the Victoria Gold Deposits, Mankayan...ore and gangue minerals of the Lepanto epithermal copper-gold deposit and the Victoria gold deposit, Mankayan...discussed. The principal ore minerals of the Lepanto copper-gold deposit are enargite and luzonite, with significant...propylitic zone. The ore mineralogy of the Lepanto copper-gold deposit suggests high fS2 in the early stages...the fS2 of the fluids with the formation of the covellite-digenite-telluride assemblage caused the deposition |  | | Journal (article/letter/editorial) | | CARIBOU MOUNTAIN: COMMUNICATIONS A PORPHYRY COPPER DEPOSIT IN SOUTHEASTERN IDAHO JOHN R. HUNTSMAN...HUNTSMAN Departmentof Earth Sciences, Universityof North Carolinaat Wilmington,Wilmington,NorthCarolina28403...fineworkingof placergolddeposits in 1870 onthe north- grained,porphyriticrock with a trachytictexture...near morainesin cirquesand related valleyson the north and east facesof the mountain. Ross(1941) reportsthat...skarnformation (Huntsman,1978a). Copper sulfideminerals (later weathered to copper oxides)are contemporaneouswith |  | | Book (edition) | | , ' . •, ,.• • t --•- """"" ' The Lornex copper-molybdenum mine and plant, Highland Valley, British...Bibliography: p. Includes index. I. Geology, Economic. 2. Mines and mineral resources. I. Bateman, Alan Mara, joint...many exploration geologists as there are in all of North America. The organization of the first two editions...corrected and updated the material on the Zambian Copper Belt. In addition, detailed critical reading of...ago, the rate of increase in the consumption of copper and iron was directly proportional to the increase |  | | Journal (article/letter/editorial) | | Andacollo copper–gold district, La Serena, Chile: preliminary data from the porphyry copper and possible...concentrated on copper and gold. These metals are mined, respectively, from a porphyry copper deposit and...presented and possible relationships between the copper and gold deposits are analysed. Geology of district...district is mostly confined to a fault-bounded, north–south depression partially filled with Tertiary...Cerro Toro 680 (base) Copper–gold veins Manto and vein gold deposits; porphyry copper Gold veins Manto and |  | Jena, Silpa, Tripathy, Sunil, Mandre, N., Venugopal, R., Farrokhpay, Saeed (2022) Sustainable Use of Copper Resources: Beneficiation of Low-Grade Copper Ores. Minerals, 12 (5) 545 doi:10.3390/min12050545 | Journal (article/letter/editorial) | | Review Sustainable Use of Copper Resources: Beneficiation of Low-Grade Copper Ores Silpa Sweta Jena 1 ...com Abstract: The global market has announced copper as a modern energy metal and finds its extensive...etc. Copper ore is primarily beneficiated from sulphide mineral deposits. Due to high-grade copper sulphide...The present paper summarizes the utilization of copper as a clean energy mineral and its importance in...carried out on the flotation of copper sulphide ore as compared to copper oxide and mixed type ores. Besides |  | | Report (issue) | | stratovolcanos; (2) native S, Ag- and Sn-bearing veins, covellite impregnations, and presumed magnetite-hematite...the world's resources of copper, chiefly in some 20-30 known porphyry copper deposits, and world-class...Sillitoe (1973) showing the relation of porphyry copper deposits to stratovolcanos, which is largely based...field, from a still younger eruptive center to the north and similar tuffs in the Los Frailes field to the...magnetite-hematite flows; 7) native S, wood-tin, and covellite deposits; and 8) uranium deposits. In addition |  | | Journal (article/letter/editorial) | | ARIZONA COPPER Featured at the 1997 Tucson Show Downloaded by [California Institute of Technology] at...of Arizona Tucson, Arizona 85721 A rizona and copper are intricately linked in history. Production from...pounds of the red metal. This enormous amount of copper, which, if placed on a regulation football field...from the rock of several thousand mines and prospects. Some of these mines, such as at Ajo, Clifton-Morenci...Jerome, and Bisbee were, and are, among the largest copper camps in the world. At the end of the nineteenth |  | | Journal (article/letter/editorial) | | mainly adsorbed and as secondary sulfides (e.g., covellite). In contrast, at the P. Cerda, tailings impoundment...water-soluble sulfate minerals at the surface of porphyry copper tailings. In the case of carbonate-rich tailings...chalcopyrite are the main sulfide minerals in the mines of the Punta del Cobre belt and calcite is locally...middle-size mining industry since the early 1900s. Copper ores have been processed by flotation since 1929...Teresita ores (mantos emplaced in limestone) and the mines in the eastern part of the Punta del Cobre belt |  | | Journal (issue) | | operations in the mountains now, but there are many old mines and mine dumps to attract the mineral collector...minerals with the same name like gold, silver and copper. See Blackburn et al., 1997 for more details. The...page l) The Gold Creek Area Although. many of the mines and districts of the range are worthy of articles...combination, native gold with wulfenite. Even though the mines of the range are known to many mineral collectors...collectors, very little has been written about these mines from the collector's viewpoint. There has been mention |  | | Book | | precious native elements such as silver, gold and copper to complex silicates such as vesuvianite, first...01225 478440; sales@manning-partnership.co.uk North American agent/distributor: National Book Network;...the basis of an ancient treasure, lapis lazuli. Copper and gold were first used at least 10,000 years...since Roman times. colour makes them easy to see. Copper and gold were both too soft to make tools from...from, but the discovery that tin could be added to copper to make the tough alloy bronze about 5000 years |  | | Journal (article/letter/editorial) | | 12167 Thematic Article Potential for Porphyry Copper Deposits in Northern hoku (or the Exploration...Akita, Japan Abstract There are no known porphyry copper deposits in Japan. Attempts were made in the past...magmatic–hydrothermal systems. Is it possible that porphyry copper systems are incompatible with the volcanoplutonic...the established model for the genesis of porphyry copper systems not completely correct, or is it that the...consider the potential for the existence of porphyry copper deposits mainly from an empirical and practical |  | | Report (volume) | | _________ ___ Composition of waters in copper and precious-metal mines of sulphide ores_ _____________________...Discussion of analyses. _______________________ Mines represented ________________________ Chemical changes...___^________ Iron___ __________________.._____ Copper _____________________ Zinc-____________ ________...Copper____________________________________ Principal copper minerals_____________________ Pake. 83 83 86 86...of enrichment Continued. Copper Continued. Page. Solubilities of some copper compounds_'._____________ |  | | Journal (issue) | | South East 15 ................................... North West Branch trip to Alderley Edge Christine Critchley............................................ Post Copper Sulphide Mineralisation Max M. Wirth 23 ............................................. ......... North West 29 ............................................... Recent Publications Reference Guide to Mines and Quarries 56 .................................Michael Garle; Marcus Rutherford and Steve Sorrell North West Branch: John Davidson Southern Branch: Adrian |
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