 | | Journal (article/letter/editorial) | | Metallogenesisof SulfideOre Deposits in Central and Southern Peru SAMUEL B. MUKASA, Departmentof GeologicalSciences...Perubar,S.A.,Juan de Arona 830--Oficina 901, Lima 27, Peru AND JORGEINJOQUE-ESPINOZA CheeronMineralCorporatioaof...the Peruvian ear belt. In central and northern Peru, where Pre- Andesconsistof severallithotectonicunitsrangingin...alongthe continentalmarginin central and southern Peru (Fig. 1). Paleozoicgranitoidsof the SanNicolfis...area. The iron metallogenicprovinceoccursin the Arequipa massifand spatiallyassociatedPaleozoic granitesof |  | | Journal (article/letter/editorial) | | Ventures in Peru ALBERTOBENAVIDESQ. Cia. de Minas Buenaventura S.A., Carlos Villaran 790, Lima 13, Peru Abstract...wasproducedmainlyfrom placers,silverfrom the Hualgayoc,Cerro de Pasco,Castrovirreyna, andCaillomadistricts,andmercuryfromthe...miningdevelopmentwithin the areaof influenceof Cerro de PascoCopperCorporation's La Oroya smelterin centralPeru...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 |  | | 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 |  | | Report (issue) | | Mines and mineral resources—Peru—History. 2. Metallurgy—Peru—History. 3. Peru— Antiquities. I. Title. TN52.... . . . . . . . . . . . . . . . . . . . . . 34 Cerro de Pasco . . . . . . . . . . . . . . . . . . . ...In collaboration with mining companies, such as Cerro de Pasco Corporation (Lima) and Compañía Minas de...still in use today. Native copper from the Cerro de Pasco Mine, a shell used as a palette for mixing cinnabar-based...leading a copper exploration field program at Cerro Verde. He suggested that I might be interested in his |  | | Journal (article/letter/editorial) | | the most frequently observed arsenic minerals; enargite/luzonite and arsenopyrite are less common. The...Porphyry copper deposits account for 60% of the world's mine production of copper and constitute 80% of ore reserves...minerals occur Deposit Tennantite-group minerals Enargite Luzonite Arsenopyrite References Downloaded...Sutherland Sutherland Sutherland Sutherland Panama 7. Cerro Colarado X Kesleretal. (1977), Linn et al. (1981)...26. 27. 28. 29. 30. 31. X X Pima Mission Palo Verde Safford-Kennecott Butte Copper Canyon 32. Bingham |  | | Report (volume) | | -------5. Hydrothermal alteration at the Brewer mine, Chesterfield County, South Carolina ----------...from drill hole 8, 13.4-19.5 meters depth, Brewer mine area, South Carolina --------------------------... of hard rock with fresh pyrite from the Brewer mine area, South Carolina --------------------------...samples from U.S. Bureau of Mines drill holes, Brewer mine area, South Carolina --------------------------...~-------.r-' TENNESSEE NORTH CAROLINA Bradshaw mine and Mitchells Mt t \ rn ,:,EXPLANATION """ |  | 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) | | at depths greater than 1,000 m (e.g., Superior district; Manske and Paul, 2002), as well as new drilling...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...deposits of this belt are located in southern Peru, at Cerro Verde-Santa Rosa, Cuajone, Quellaveco and Toquepala...in northern Chile, the main deposits are Mocha, Cerro Colorado, Spence and Lomas Bayas (Fig. 2). The middle |  | | Report (issue) | | . 8 7 S. America : Bolivia ; Chile ; Colombia ; Peru . 1 2 6 WORLD MAP OF SILVER DEPOSITS . REFERENCES....., Brazil . . . Colombia • • • Ecuador . . . . Peru . . . . Guianaand Uruguay . . Venezuela. . . . Europe...both gold and silver. T h u s , in the Kongsberg district the proportion of silver to gold is given a s...produced silver may be mentioned East Huel Rose lead mine (yield from 1852 to 1861 was 260,721 oz.), and West...silver-lead mine (yield from 1851 to 1863 was 332,204 oz.), and the Frank Mills lead mine (yield from |  | | Book | | Universidad Nacional de lngenieria, and Newmont Peru Limited Gerente de Exploraciones Av. Jose Galvez...Galvez Barrenechea 218, Urb. Corpac Lima-San Isidro, Peru Prof. Dr. ESTEBAN CEDILW Facultad de Minas, Metalurgia...place in September 1986 in Cusco, Peru, sponsored by Multiciencias (Peru) and UNESCO. During this seminar...Latorre, Director of the Multiciencias courses in Peru strongly supported the whole organization of the...Occurrences in the Paleozoic of the Yauli Dome, Central Peru H. W. Kobe . . . . . . . . . . . . . . . . . . |  | | Report (issue) | | Figure 5.--Hydrothermal alteration at the Brewer mine, 21 Chesterfield County, South Carolina Figure 6...from drill hole 8, 13.4 — 19.5 meters depth, Brewer mine area, South Carolina Table 2a.--Seimquantitative...analyses from U.S. Bureau of Mines drill holes, Brewer mine area, South Carolina Table 3.--Analyses of hard...hard rock with fresh pyrite from the Brewer mine area, South Carolina Table 4.--Analyses of 12 soil samples...DE POSIT x NILLSOOROuG. WS( MAJOR HILL ..SRAOSnaw MINE x "AND miTCHELLS 1-1 X SNOW CAMP MIME / STALEY |  | | Journal (article/letter/editorial) | | pyrite, and enargite (luzonite). Alunite forms well-developed crystals. Veins with enargite (luzonite)...Mountains, Romania (Fig. 1). It is located in the Alba district, approximately 8 km southeast of the town of Abrud...located in the Rosia Montana-Bucium metallogenic district. In the area of Rosia Poieni, the basement consists...intrusion is at the medium level of the open-pit mine. Cretaceous sedimentary rocks adjacent to the Fundoaia...Geologic information comes mainly from the open-pit mine and also from outcrops, galleries, and some exploration |  | | 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) | | 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 |  | 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) | | complex mineralogy (such as the California-Vetas district) would be useful, not only for exploration in...the Eastern Cordillera at the California-Vetas District (Domain 23) (Sillitoe and others, 1982). Undiscovered...successful in exploration of the Viburnum Zn-Pb district of southeast Missouri, U.S.A. (Pratt, 1981). Electromagnetic...to nearby alkaline dikes that occur in the Muzo district. High salinity fluid inclusions suggest temperatures...preliminary ground magnetic survey at a known district should indicate feasibility of using the magnetic |  | | Book | | and Potteriics, Chile . 4 ¢ Section Through Arequipa, Peru 5 ¢ Section Through Potrerillos, Chile ....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 ¢...Plutonic Belt, ies 27 @ Geology of the Kobuk-Koyukuk Province (Alaska). 28 © Interior Belt (Alaska). 3 ; ,...Washington 1 ¢ Tourmaline Breccia at Toquepala, Peru 2 © Stockwork Outcrop gs 3 ¢ Stockwork Outcrop |  | | Journal (article/letter/editorial) | | contained depth,the geothermalactivity is reflectedin district- undergonesomedeformationwhich has destroyed ...temperatures are nonetheless intertion in which luzonite-enargite-barite veins are su- esting.The followingtypesof...Salvador(exceptperipheral) Gasp• (porphyrytype) Cerro Verde-SantaRosa -1.6-+1.5 -3.5, +0.1 -2.9--0.1 -3...cases are to be considered. In the At Cerro Verde-SantaRosa (Peru), Johanand Le Bel (1980)plotteda pair...W., 1966, Sulfur isotopeabundancedata, Bingham district, Utah: Ecoa. GEou., v. 61, p. 850-871. Field, |  | | Report (volume) | | rock types 133 Cross section through the Kalavos district Cyprus showing relationship of massive sulfide...based on considerations that extend far beyond the mine itself, in some instances relating to the overall...subject, as in a scale model of the workings of a mine, to a unifying concept that explains or describes...represents an individual deposit (or, rarely, a district), cumulated in ascending grade or tonnage. Where...government believed might someday be economic ta mine. Stratiform deposits of large areal extent, such |  | | 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 |  | Masterman, G. J., Cooke, D. R., Berry, R. F., Clark, A. H., Archibald, D. A., Mathur, R., Walshe, J. L., Duran, M. (2004) 40Ar/39Ar and Re-Os Geochronology of Porphyry Copper-Molybdenum Deposits and Related Copper-Silver Veins in the Collahuasi District, Northern Chile. Economic Geology, 99 (4) 673-690 doi:10.2113/gsecongeo.99.4.673 | Journal (article/letter/editorial) | | Related Copper-Silver Veins in the Collahuasi District, Northern Chile GLENTON J. MASTERMAN,†,* DAVID...world-class copper deposits that make up the Collahuasi district in northern Chile occurs within an inlier of Paleozoic...3). Historically, mining activity focused on the Cerro La Grande, Poderosa, and Monctezuma areas where...It is considered to be part of the Collahuasi district but was not included in this investigation. For...(10%). Together, the deposits of the Collahuasi district comprise total reserves (plus production) of 2 |  | | Report (issue) | | Union of South Africa:Traasvaal ••• ••• • •• Cape Province ... ••• ••• Orange River Colony ... ••• Natal...Africa Portuguese· West Africa Bolivia ... Ohile ••• Peru ••• Venezuela Page. 4 • 5 GENERAL COPPER ORES...or copper-g·lance. .. Cove.llite ... •. . . •• Enargite ... ... ~ •. Tennantite . .. ... ... Tetrahedrite...tends to give way. to the leaner primary 0!fes as mine s get deeper. It is importa,,n t to realize that...of the copper-nickel ore found in the Sudbury ,district of Canada,. Pure copper is not, therefo,r e., |  | | Book (volume) | | After moving to Australia in 】 979, Ross, as a District Manager with CRA Exploration, led the team that...existence o f a new unconformity-vein style uranium province in the Proterozoic of the Great Sandy Desert....the largest deposits in any established porphyry province. For a discussion of the accepted terminology...“South-west”， and in northern Chile and southern Peru，and were Cu-Mo orebodies (Gilmour, et. a i , 1995)...in this publication) and in Chile, Argentina and Peru in South America (see Camus; Stem and Skewes; Brown; |  | | Book | | guano , tant de la Punta de > Lobos, dans la province de Tarapacá, que dans celui des îles Guañape et...3 mètres de profondeur. . Punta de Lobos. - Province de Tarapacá . Cette momie est celle d'un individu...mètres envi ron de profondeur. Punta de Lobos. - Province de Tarapacá . Cette momie a la même couleur et...partie centrale de la côte péruvienne, Chanavaya (province de Tarapaca ), située au sud du Pérou, et les...l'atmosphère est beaucoup plus humide que dans la province de Tarapacá , le guano contient une très-petite |  | | 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 |  | | Report (issue) | | porphyry copper deposits in the Cascade geologic province. .... .j................. Estimates of metal endowment...the northern spotted owl in the Cascade geologic province (fig. 1) was assessed for tracts that are permissive...of the metal endowment of the Cascades geologic province entails three basic steps: (1) delineation of...porphyry copper deposits in the Cascade geologic province. Eight million metric tons of copper are present...Prospect QuarUville mining district Blue River mining district Bohemia mining district Wind River Black Jack |  | | Book | | ISLAND COPPER, 8. C. 5. BABINE LAKE, 8. C NEWMAN MINE • GRAN ISLE 6.HIGHLANO VALLEY, B.C. BETHLEHEM COPPER... MICHOUILLAY, PERU 6.CERRO DE PASCO , PERU 7 SOUlHERN PERU COPPER 8.CERRO VERDE, PERU 9. CHUQU IC AM...,0.~4-µ,--l-------+--...!'..?5•-1 I.RIO TINTO, CERRO COLORADO, SPAIN 2 8OLIDEN, SWEDEN 3.0UTOCUMPU i...subsidiaries in South America; James S. Douglas of United Verde Extension and his son Lewis \\ Douglas; Louis S...companies; and Henry deWitt Smith of Kennecott, United Verde and Newmont. In addition to tl1ese friends and associates |
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