 | | Book | | P')76m Purser, W I' C 198T- , • Metal-mining in Peru, put and present 1by1 W. F . C. Purser. New York...NIOUro.. Peru. . l. Tltle- TN~9.P8T. . -· ' • 18,50 '18-182'81 Metal-Mining in Peru, Past and...social, and political development. Metal-Mining in Peru, Past and Present -a :'O > m C) m ::D ,, Ch...importance of the mines of Peru. Part~ of the book sketches the background of Peru and its mining history...into five chapters for the five mining areas of Peru. Part III is concerned with the economic significance |  | | Journal (article/letter/editorial) | | Earth. In 2017, the Central Andes accounted for the mine production of around 39% of the world’s copper,...former two occur from Central Chile to southern Peru, whereas the youngest and easternmost extend from...central Chile/Argentina to Bolivia and to northern Peru and beyond. Table 1 summarizes the characteristics...(Chile is the world’s leading copper producer, with Peru second). 1 Department of Earth Sciences, University...A–B vein Panoramic view of the Cerro de Pasco (Peru) Miocene Cordilleran polymetallic deposit looking |  | | Journal (article/letter/editorial) | | breccia Cu copper diss disseminated fit fault eh enargite gn gneiss ep epidote G feld feldspar fl fluorite... ..,.[.o..•..a.•t..e....U..W.. ............. Toquepala late K(?) Rhy,And, daciteporphyry 59 nonerecognized...teds & metasediments Qmstock 65 NI= & NWfits Peru Dio irregularstock elongate N-S elongate irregular..... 30 , .................................. Toquepala oval, elongateNW original: brecciapipe 70 ...Arizona a Iteration zone Toquepala mi nor; <• 1000 tacti te tacti te mont Peru Typical Porphyry Copper |  | | Report (issue) | | important copper ore minerals may include bornite and enargite. Ore minerals occur as disseminations and in stockworks...substantial amounts of copper may occur as bornite, enargite, and chalcocite. By-product minerals frequently...advanced argillic ore-sulfide assemblage is pyrite + enargite + marcasite + chalcocite (Milu and others, 2004)...copper-bearing mineral assemblages at the Lakeshore mine in Arizona, as follows: chalcocite zone, brochantite...solutions (Hartley and Rice, 2005). At the Lakeshore mine in Arizona, Cook (1988) found chrysocolla mineralization |  | | Journal (article/letter/editorial) | | Ventures in Peru ALBERTOBENAVIDESQ. Cia. de Minas Buenaventura S.A., Carlos Villaran 790, Lima 13, Peru Abstract...significantexplorationand mining developmentsin Peru in this century occurredbetween were madeby a numberof...mineralresourceswaslikely withinthe nextdecade, mining in Peru began a period of growth. Eulogio set off an intensesearchfor...Corporation,for exploitationof the polymepenedin Peru before 1940. Figure i showsthe lo- tallic ores of...Mining before 1940 During Colonial times (1535-1821) Peru was an importantproducerof goldandsilver.The goldcame |  | | Journal (article/letter/editorial) | | of the orebody and its environs. Bedrocknear the mine consistsmostly of extensivevolcanic flows and i...e. The most prominent structural feature in the mine area is the Braden Pipe•a circular, downward-tapering...porphyry-type deposits. INTRODUCTION THE E1 Teniente Mine of the Braden Copper Company is on the western flank...three-yearperiod, surface geologyin the vicinity of the mine was mappedon a scaleof 1:2,500, accessibleundergroundworkingswere...Reconnaissance traversesand aerial flights over the mine area helped to establishthe regionalsetting. Topographic |  | | Journal (article/letter/editorial) | | 150 X 150 >600 Angularto sub- Absent rounded Peru San Pedro de 10 to >50% rounded Granodiorite...Aiken, 1982) and Toquepala, exhibit a greater variety of texturesthan isolated Peru (ZwengandClark, 1984)...Silicification, advanced argillic Quartz,alunite,pyrite, enargite,covellite, narive sulfur Au-Ag-Culodes and pipes...Silicification, advanced Quartz, clays,pyrite, enargite, chalcocite,co- Cu-Au-Ag pods and pipes Subsurface...pyrite, sphalerite,galena, chalcopyrite Pyrite, enargite,quartz, alunite Minor Quartz, calcite, manganocalcite |  | | Journal (article/letter/editorial) | | C. STOLL Petroleum.--There are three regionsin Peru that have been productive of petroleum: the Pirin...beds are greatly foldedand faulted. In the north of Peru, Tertiary lignite bedscrop out in Tumbesand follow...very likely a great deal of coal in the groundin Peru-•estimateshave rangedfrom a few to hundredsof billions...Non-MetallicMinerals.--Amongthe non-metallic mineraloutputof Peru are includedsandandgravel,limestone and marble,dolomite...consumedin Peru, wherethe demandexceedsthe supplybecause a cheapofficialsalesprice is fixed. Peru is by far |  | | Journal (article/letter/editorial) | | to increases in the waste/metal production ratio. Mine wastes deposited on-land in so-called tailings dams...environmental issues that need to be addressed (e.g., acid mine drainage formation due to sulphide oxidation, geotechnical...is a suitable alternative for mine waste. Keywords: tailings; acid mine drainage; waste management; marine...mining, the formation of acid mine drainage (AMD). AMD occurs, when sulphidic mine waste is exposed to atmospheric...and mine tailings storage areas and in underground workings or on the walls of an open pit mine. Due |  | | Journal (article/letter/editorial) | | Regional geology and mayor ore deposits of Central Peru. Econ. Geol., 60, 8, 407~476, Lancaster 1965. RADELLI...broad sense that the expression "metallogenic province" is used in this paper. When all deposits of various... In this regard, the expression "metallogenie province" is used in a rather restricted sense. Even so...influence of political and geographic factors. Thus, Peru, Bolivia and Chile enjoy a long established mining...M~3LLER-KAHLE for Ecuador, and C. B. PETEltSEN for Peru. While acknowledging their cooperation I would also |  | | Journal (article/letter/editorial) | | Geological and Hydrothermal Processes, Northern Peru a b Andrew W. Macfarlane , Rosa-Maria Prol-Ledesma...Geological and Hydrothermal Processes, Northern Peru, International Geology Review, 36:7, 645-677, DOI:...Geological and Hydrothermal Processes, Northern Peru A N D R E W W. MACFARLANE, Department of Geology...Mineralization in the Hualgayoc district of northern Peru occurs in altered Miocene felsic intrusions and...BRAZIL "* \Trujillo J V I \ " v // \ SLima PERU > PACIFIC OCEANV Scale (kms) 0 200 400 ; ^-^-s |  | | Journal (article/letter/editorial) | | GEOLOGY AND MAJOR ORE DEPOSITS OF CENTRAL ULRICH PERU PETERSEN CONTENTS PAGE Abstract ..............recentinitiation of productionfrom Marcona and Toquepala,the main sourceof metalswas Central Peril. Mineral...complexenterprise,includingthe Goyllarisquizga coal mine, concentrating, smelting,and refiningfacilitiesand...observations and ideas. MAJOR ORE DEPOSITS OF CENTRAL PERU 409 General summariesare presentedby McLaughlin...ßO0•A BASILIA YAURIOOCHA LOCATION CENTRAL 50 MAP PERU 0 50 •ILOM[T[RS ß Fro. 1. Locationmap. GASTROVlRREYNA |  | | Journal (article/letter/editorial) | | hydrolytic alteration, culminating in pyrite ± enargite ± covellite in the shallow parts of the lithocaps...Guinaoang (Mankayan dist.) Reko Diq Cotabambas Toquepala & Cuajone Los Pelambres Los BroncesRío Blanco...(Sillitoe, 2005, and references therein). 72° 68° PERU 18° ARICA BOLIVIA Collahuasi Chuquicamata El...northern Chile-southern Peru, southwestern North America) or Au (northern Peru; Sillitoe, 2008). Notwithstanding...the latest Cretaceous to Paleocene (Laramide) province of southwestern North America, middle Eocene to | | Cunningham, Charles G., Zappettini, Eduardo O., Vivallo S., Waldo, Celada, Carlos Mario, Quispe, Jorge, Singer, Donald A., Briskey, Joseph A., Sutphin, David M., Gajardo M., Mariano, Diaz, Alejandro, Portigliati, Carlos, Berger, Vladimir I., Carrasco, Rodrigo, Schulz, Klaus J. (2008) Quantitative Mineral Resource Assessment of Copper, Molybdenum, Gold, and Silver in Undiscovered Porphyry Copper Deposits in the Andes Mountains of South America. Open-File Report 2008-1253. US Geological Survey doi:10.3133/ofr20081253 | Report (issue) | | geological surveys of Argentina, Chile, Colombia, Peru, and the United States Quantitative Mineral Resource...E.O., Vivallo S., Waldo, Celada, C.M., Quispe, Jorge, Singer, D.A., Briskey, J.A, Sutphin, D.M., Gajardo...Carrasco Peru INGEMMET Jorge Quispe Jointly publi shed by: Country Argentina Chile Colombia Peru United...(SEGEMAR), Chile (SERNAGEOMIN), Colombia, (INGEOMINAS), Peru (INGEMMET), and the United States (USGS) iii Probability...(SEGEMAR), Chile (SERNAGEOMIN), Colombia, (INGEOMINAS), Peru (INGEMMET), and the United States (USGS) v Figure |  | | Book | | Potteriics, Chile . 4 ¢ Section Through Arequipa, Peru 5 ¢ Section Through Potrerillos, Chile . ; 6...Rego Chile : 7 ¢ Michiquillay Regional Geology (Peru) . 8 © Structure at Chuquicamata, Chile . 9 ¢ Surface...Morococha, Peru, including Toro Mocho Area . 13 © Structural Outline of Toquepala, Peru . ‘ 14 ¢...¢ Detailed Surface Geologic Map of Toquepala . 15 16 17 18 19 ¢ © ¢ ¢ ¢ Index Map (Appalachian Orogen)...Plutonic Belt, ies 27 @ Geology of the Kobuk-Koyukuk Province (Alaska). 28 © Interior Belt (Alaska). 3 ; , |  | | Journal (article/letter/editorial) | | .......................... ß............. 270 Enargite ..................................... : ........zone of partial oxidation which over much of the mine separatesthe sulphideand oxidized orebodies. Finally...Posnjak, E.: Sulphate incrustationsin the Copper Queen Mine, Bisbee,Ariz. Amer. Min. 22: 567-571, 1937. :256...distance, automobiles appearto coastuphill,and the mine 5 In a personal communication, dated October 13...unaltered. Since the granodioritebeyondthe limitsof the mine is essentially unaltered,the propyliticalteration |  | García, M., Maksaev, V., Townley, B., Dilles, J. (2017) Metallogeny, structural evolution, post-mineral cover distribution and exploration in concealed areas of the northern Chilean Andes. Ore Geology Reviews, 86. 652-672 doi:10.1016/j.oregeorev.2017.01.025 | Journal (article/letter/editorial) | | known, allowing better criteria for decisions on mine concession acquisitions, plan geophysical and geochemical...minor copper mineralized tourmaline breccia pipes, enargite-bearing and Fe oxide-Cu-Au veins, epithermal precious...located in southern Peru, at Cerro Verde-Santa Rosa, Cuajone, Quellaveco and Toquepala, whereas in northern...Ma) belt varies in width from 130 km in southern Peru to 30-50 km in northern Chile, and includes mainly...(20-4 Ma) belt is wider, up to 400 km, extends along Peru, Bolivia, Chile and Argentina, and contains a variety |  | | Report (issue) | | ........................................... P20 Mine Waste Characteristics........................................................................ P25 Mine Closure...................................................... P11 Pie chart showing world rhenium mine production in 2012, by country and percent of world...substitute for molybdenum in molybdenite. Annual world mine production of rhenium is about 50 metric tons. Nearly...Chile account for about 55 percent of the world’s mine production of rhenium; rhenium is also recovered |  | | Journal (article/letter/editorial) | | pit; 200 Kt Mo @ 0.012%; 10 Mt Cu @ (0.3–0.6%) Mine on standby; 52 Kt Mo @ 0.015%; 2.3 Mt Cu @ 0.67%...@ 0.04–0.20%, (average 0.1%) Active underground mine; ~50–60 Kt Mo @ 0.1–0.5%; 50 Kt Cu @ 0.1–0.2% Lebedev...bornite, pyrite and molybdenite, (4) fahlore, enargite, galena and sphalerite, (5) quartz–calcite. At...open pits (Zhireken, Sora and Erdenetuin-Obo) and mine benches (Shakhtama). These 22 samples are monomineralic...highest Re content among the deposits of this province is the molybdenite from the Kounrad deposit in |  | | Journal (article/letter/editorial) | | the Atacama desert of northern Chile and southern Peru, are considered to have formed in a semi-arid climate...processes in the Andes of northern Chile and southern Peru has long been recognized (e.g., Segerstrom, 1963;...setting of the major epithermal centers of this province isolates one major component of the mineralization...the desertic Pacific slope of the central Andes of Peru and Chile (Bowman, 1916; Brüggen, 1950), as well...ignimbrites and air-fall tuffs exposed south of the Tambo mine and in the Valle del Cura (Fig. 2) have been dated |  | | Journal (article/letter/editorial) | | 1917),are (Livingston et al., 1968)andin southern Peru(Clarket al., important processes thataffected theuppermost...supergene alunitefromthe Eseondida porphyry copper province. Indeed,perhaps onlytwoof thesemajordepositsdeposit(Fig...0361-0128/96/1809/164-1655.00 164 CHILEAN Cu PROVINCE: OXIDATION & ENRICHMENT in controlling anyagedifferences...exploration andthefundamental controls ofthe i PERU ." 0 Km 165 200 oxidation and enrichment event...andenrichment in northernChiletook hypogene bornitc,enargite,ehaleoeite, and/oreovellite. Silplaceduringthe |  | Hodges, C.A., Cox, D.P., Singer, D.A., Case, J.E., Berger, B.R., Albers, J.P. (1984) U.S. Geological Survey-INGEOMINAS mineral resource assessment of Colombia. Open-File Report Vol. 1984 (84-345) US Geological Survey doi:10.3133/ofr84345 | Report (issue) | | prospecting for chromite deposits in CamagUey Province, Cuba: Geophysics, v. 22, no. 4, p. 848-869. ____...gravity surveys to chromite exploration in Camaguey Province, Cuba, in Geological Survey Research in 1960:...chromite deposits in the Camaguey district, Camaguey Province, Cuba, 1954-1956: U.S. Geological Survey Open-File...Mineralium Deposita, v. 14, p. 161-174. ____ 1983, Enargite-bearing massive sulfide deposits, high in porphyry...is continental or transitional Skarn Cu (2.6) Mine Vlejs Los Guayabas (Tollma) Cranates (Hulla) Also |  | | Journal (article/letter/editorial) | | at an averagegradeof about 1.2 percent Cu. The mine is about 800 m east • "n/I/oX S•n Enrlque•Bx-...severalflotationconcentrators was installed near the mine site. ?• 71 70 32 CompafiiaMineraDisputadadelasCondesS...neck,or diatreme,at La Copa,northof the Rio Blanco mine,probablyremoveda significantpart of the center of...maline breccias located southeast of the Rio Blanco mine. The Rio Blancointrusionis largelya quartzlatite...The batholith, about 10 km from the Los Bronces mine neckconsists of fragmentalsandvolcanicbrecciasof |  | | Report (issue) | | Mines and mineral resources—Peru—History. 2. Metallurgy—Peru—History. 3. Peru— Antiquities. I. Title. TN52...use today. Native copper from the Cerro de Pasco Mine, a shell used as a palette for mixing cinnabar-based...in Latin America. The pleasure has certainly been mine. I would like to express my sincere thanks and appreciation...world. And, if I remember correctly, it was Prof. Jorge Muelle who first told me about Petersen’s geological...Minería y Metalurgia en el Antiguo Perú. When Dr. Jorge Muelle became director of the Museo Nacional de |  | | Journal (article/letter/editorial) | | an evolvingsupergenesystem. rositiccappingat Toquepala,Peru. Multiple stagesof leachingandenrichmentha...pyrite oxidation, such as acid sulfate soilsand acid mine drainages(van Breemen, 1973; Nordstrom et al.,...hypogenecoppergrades. gene covellite, chalcocite,enargite,and tennantite Moving inward toward zonesof phyllic... of a digenite(-anilite)zone may be useful for mine planningand grade control during mining, because...limonite mineralspre- nationby hazardouswastesand acid mine drainage servedin the leachedcappingzone at La Escondida |
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