 | | Journal (issue) | | TSKnerals of i'eru ! Indian miner, Cerro de Pasco, Peru, 1869 (Simonin, 1869). J3E(mes and J3E(merals...crystal group, 7 cm, from the Huanzala mine, Dos de Mayo Province, Peru. Marty Zinn collection; Jeff Scovil............................... History of Peru Mining in Peru The Mineral Specimen Business C o l l e c....................... Quiruvilca district, Santiago de Chuco province, department of La Libertad PASTO.......................... Pasto Bueno district, Pallasca province, department of Ancash R a u r a -H u |  | | Journal (article/letter/editorial) | | the patternand relativeagesof ore in a single district. The evidencein SoutheastMissourisuggestsinhomogeneous...significantvariationsin the lead isotopeabundances of galena samples(Wright, personalcommunication). The observed...834 AM- I I 852 18 92 837 18 86 834 Av CASAPALCA. * •'• SANCRISTOBAL • AM- C'"SAPALC'" AM-...betweenthe differentlead-zincdepositsin the Cerro mine havenot beenestablished.The sevengalenasamplesfrom...be classifiedonly in regard to their depthin the mine and occurrence in irregular shapedbodies. The Casapalcadepositis |  | | Journal (article/letter/editorial) | | GEOLOGY AND MAJOR ORE DEPOSITS OF CENTRAL ULRICH PERU PETERSEN CONTENTS PAGE Abstract ................................ 427 430 434 448 454 462 Casapalca ................................................the center of the districts to the margins. This district zoning is modifiedby local or orebodyzoning and...Cerro de Pascoand later expanded' to Morococha, Casapalca,San Cristobal and Yauricocha. Exploitation of...complexenterprise,includingthe Goyllarisquizga coal mine, concentrating, smelting,and refiningfacilitiesand |  | | Journal (article/letter/editorial) | | Geochemistry of TetrahedriteandMineralZoning at Casapalca, Peru ISHIUNG WU AND ULRICH PETERSEN Abstract The...parageneticposition can be correlatedfrom one part of the mine to anotherover great distances. Quantitativeele...probablycloseto the center of the hydrothermal systemat Casapalca. The outer SO-rich Ag-rich tetrahedrite zone envelopsthe...This zoning pattern differs from the one used at Casapalca for severaldecades.The newly proposedzoningof...mineralizationshouldbe usefulas a guideto mineralexplorationat Casapalca. A similar zoning pattern of the SO/As ratio and |  | | Journal (article/letter/editorial) | | tetrahedritesfrom Coeur d'Alene,Idaho, and Orcopampa andJulcani,Peru,to documenttheseobservations. Similarheterogeneity...Althoughgenerallyclassedasa copper samplesfrom Casapalca,Peru (Wu and Petersen, sulfosalt,its crystalstr...tetrahedritesare commonlyhet- Idaho; Orcopampaand Julcani,Peru; and Creede, erogenousin composition(Yui, 1971;...the brecciapipe at Cananea,Mexico. electrons,Casapalca sample5270, showingcompositional growth Ag co...proximalto the presumedsourceof the solutions Casapalca,Peru (determinedby the zonationof wall-rockalteration |  | | Book | | International Studies Latin America Series No. 31 Athens Peru 02000 by the Center for International Studies...art: Miningguano workers in late-nineteenth-century Peru. Pictures and illustrations are taken from CarlosB...Politico, Miwero, Agricoln, Zndustrialy Cornerrial (Lima: Libreriae Imprenta Gil, 1902). Library of Congrrss...the social economy of mining in nineteenth-century Peru / Jost R. Deustua. p. cm. - (Monographs ininternational...Silvermines and mining-Peru-History-19thcentury. 2. Silverminers-Peru-History-19thcentury. 3. Peru-Economicconditions-19th |  | | Journal (article/letter/editorial) | | pohwatp@si.edu ENARGITE Longfellow Mine, Red Mountain District, San Juan County, Colorado Are all things...the north orebody of the Longfellow mine, Red Mountain district, San Juan County, Colorado. Specimen...associated with chalcopyrite, tetrahedrite, sphalerite, galena, pyrite, calcite, and quartz, to name but a few...sedimentary-hosted lead-zinc deposits of the Tri-State district in the United States. It is known to replace pyrite...sphalerite. It, in turn, may be replaced by bornite, galena, chalcocite, covellite, and pyrite (Uytenbogaardt |  | | Journal (article/letter/editorial) | | SEPTEMBER, THE VEINS OF CASAPALCA, H. E. McKINSTRY No. x932 6 PERU. AND J. A. NOBLE. INTRODUCTION...Superintendentand Assistant Superintendentat Casapalca,for facilities during the course of the .work;... permissionto publishthis paper. Location.---Casapalca is situatedhigh in the central Peruvian Andes...Pacificat the port of Callao. East of the to,wn of Casapalca,Carlos Francisco,one of the peaks of the Western...that the Carlos Francisco Mine has beenopened. The name of one other mine needsto be borne in mind--the |  | | Report (volume) | | (A) Geology of the Huancavelica quicksilver district, Peru, by Robert G. Yates, Dean F. Kent, and James...and ore deposits of the Atacocha district, Departamento de Pasco, Peru, by Robert F. Johnson, Richard ...quicksilver district, Peru. 2. Geologic section of the Belen tunnel, Santa Barbara mine, Huancavelica...Huancavelica quicksilver district. 3. Geologic map and section of the Botija Punco mine, Huancavelica quicksilver...quicksilver district. 4. Geologic map and sections of the San Roque mine, Huancavelica quicksilver district. 5 |  | | Journal (article/letter/editorial) | | 69. 1974, pp. 26-•2 A Comparison ofSphalerite-Galena SulfurIsotope Temperatureswith FillingTemperatures...determinetemperaturesof deposition of sulfideores. A sphalerite-galena fractionation of 2.00 permil, for example,corresponds...sulfurisotope fractionationsfor natural sphalerite-galena pairs are plotted againstfilling temperaturesof...are: Casapalca,Peru; Creede, Colorado; Flat Gap, Tennessee;Aachen, West Germany;andthe Hill mine,southernIllinois...is mostappli- of 370ø to 200'C. The sphalerite-galena Creede,Flat Gap,and Hill ore decableto ore depositsshouldgive |  | | Journal (issue) | | except the Dale Beck Valley, Dry Gill and Carrock End Mine. Grahamis hoping to get the permit system properly...ironstones, such as siderite, quartz, millerite, galena, sphalerite, siegenite, ankerite, hattchetite,...still very much a 'frontier place'. One supposed mine was started by a character called Otto van Stryk...Stryk who thought he had found a huge iron mine. Alas, he never got any useable ore out of it. Rick went... So now it is recognised as a potential uranium mine! Another anecdote involved a light plane brought |  | | Journal (article/letter/editorial) | | 12 FEBRUARY, 1927 THE MINERALS No.2 OF CASAPALCA, PERU' H. E. McKtNsrRy. Ea.rvard,Uniaersitt. INrnopucrrox...more fabulous reports of it, have made the name of Peru synonymous with untold riches and have attracted...scientific nature to claim his interest. Viewing Central Peru as a whole, one is impressedby the manner in which...which the mineralogy of each particular district, while having its individual peculiarities, accords with...particularly the rare variety luzonite. ' At Casapalca, enargite is unknown, and while tetrahedrite of |  | | Journal (article/letter/editorial) | | National University] at 06:43 31 December 2014 mine in Colorado, and they found virtually the entire...is associated with, among others, chalcopyrite, galena, sphalerite, pyrite, acanthite, bornite, calcite...lustrous group of tetrahedrite crystals from Casapalca, Peru. Jewel Tunnel Imports specimen when photographed...tetrahedrite and pyrite specimen from the Anchor mine, Park City, Utah. The specimen was in the stock...examples at the present time are from the Sweet Home mine, near Alma, Park County, Colorado, where it occurs |  | | Journal (article/letter/editorial) | | Deposit,CentralAndes,Peru* Ro•.•r O. RYe-and F. J. SAWKINS Abstract The extensive Casapalca vein systemoccursin...The deposits containprimarilypyrite, sphalerite,galena,and tetrahedrite,accompanied by quartzand minor...emplacementof an underlyingintrusive. the CentralAndesof Peru (McKinstry and Noble, This conclusion is supportedby...meaningfull fluid inclusionand stable isotopic data Casapalca vein system(Fig. 2). Thin and polished for the...Cretaceouslimestoneswhich underlie the Casapalcafor- The Casapalca vein systemis locatedon the west mation. They |  | | Journal (article/letter/editorial) | | IN A ZONED CORDILLERAN BASE METAL DISTRICT, MOROCOCHA, CENTRAL PERU Honza CATCHPOLE§ Earth and Environmental...polymetallic mineralization in the Morococha district, central Peru, displays a deposit-scale base metal zonation...evolving hydrothermal fluid by the host rock on a district-scale. Keywords: base metal zonation, Morococha...Bendezú et al. 2008a). In the Morococha district, central Peru, Cordilleran polymetallic mineralization...al. 2008), Casapalca, Peru (McKinstry & Noble 1932, Rye & Sawkins 1974), and Colqui, Peru (Kamilli & |  | | Journal (article/letter/editorial) | | pp. 931-949 Geologyof theJulcaniMiningDistrict,Peru I,JLRICHPETERSEN, DONAnDC. NOBLE.MARIOJ. ARENAS...(Ag-Bi-Pb-Cu-W-Au) mineralizationat the Julcanidistrict, central Peru, is geneticallyrelatedto a geologicallybrief pulseof...detailedmetal ratio contouring.The central part of the district, characterized by the pyritic gold-tungstenmineralization...tetrahedritepredominatesin the lower or inner zonesand galena in the outer zones; the antimony and silver content...Julcanimining district has been the object of a large numberof geological the departmentof Huancavelica,Peru (see |  | | Journal (article/letter/editorial) | | IsotopicVariationsin the Lower ChesterVein, Sunshine Mine, Idaho RICHARD H. HARRIS, Newmont Exploration,327...vertical and lateral extent. THE Coeur d'Alene district of northern Idaho has rich Previouslyknownsulfurisotopicdata...veinshave the Lucky Friday and other mines in the district. simpleandunvaryingmineralogyandmay havelarge... Little is publishedcon- levels of the Sunshine mine. cerningthe chemistryand isotopiccompositions of...zonationswere noted. 706 ISOTOPIC VARIATIONS,SUNSHINE MINE, IDAHO 707 Arnold Silverman(pets. commun.) reportsthat |  | Catchpole, Honza, Kouzmanov, Kalin, Fontboté, Lluís, Guillong, Marcel, Heinrich, Christoph A. (2011) Fluid evolution in zoned Cordilleran polymetallic veins — Insights from microthermometry and LA-ICP-MS of fluid inclusions. Chemical Geology, 281 (3) 293-304 doi:10.1016/j.chemgeo.2010.12.016 | Journal (article/letter/editorial) | | Cordilleran polymetallic vein from Morococha, central Peru. Results record an evolution from initial deep-seated...common feature observed during field mapping and mine exploration essaying, and occurs from the small...to entire ore deposits or mine districts. Classic examples include Casapalca (Rye and Sawkins, 1974),...central part of the polymetallic Morococha district, central Peru, and performed detailed microthermometry...2. Geology and vein paragenesis The Morococha district (Fig. 1) is located in the Western Cordillera |  | | Journal (article/letter/editorial) | | d- sphalerite d- galena d- pyrite d- siderite; (III) quartz; (IV) sphalerite d- galena; (V) quartz; (VI)...(VI) sphalerite d- galena; (VII) yellow-greensphalerited- galena d- barite. Stage II muscoviteyields a...VII. Sulfur isotope temperatures from sphalerite-galena pairs agree with these temperatures, implying that...--48 per mil. The principal stagesof sphaleriteand galena deposition(IV and VI) are associatedwith the predominant...being STUDIES OF THE FINLahVDIat VEIY, CENTRaIL PERU 951 worked. It presenteda unique opportunity for |  | | Journal (article/letter/editorial) | | intermediatecomposition(i.e., bournonitebetween galena and chalcostibite). Reaction rims may, however...seligmanitebetweengalena and tennantite or bournonite between galena and tetrahedrite). In the latter case gradual change...aboutthirty mineraldistrictsin the Andesof Central Peru. The resultsof that investigation, describingeight...opportunityto study during my residencein Central Peru for over a decade. I wish to expressmy appreciationto...vent, phyllitesectionin San Crist6bal,Cambalache mine southof Julcani). Conversely,veinsare well developedin |  | | Journal (article/letter/editorial) | | quartz from the Finlandia vein, Colqui, Peru, from Casapalca,Peru, and from the OH vein, Creede,Colorado...range of 1 to 40 ppm at Colqui, 1 to 50 ppm at Casapalca,and 1 to 25 ppm at Creede. These resultsare consistentwith...vein in the Colqui District, Peru, from the Ag-Pb-Zn-Cu deposit at Casapalca,Peru, and from the OH vein...combiningthe 1647 1648 T. TSUI AND TAB•.E 1. District Colqui Sample• H. D. HOLLAND Location of Samples...735 level 437, stope 755 level 428, stope 735 Casapalca 8N2A 17M200 late stage late stage N vein M |  | | Journal (article/letter/editorial) | | Some of these deposits,'such as Providencia, Casapalca,and Pasto Bueno, are vein types; others, suchas...(sensulato). Certain deposits,such as Providencia, Casapalca, and Creede, exhibit a narrow range of •84S values...similar sulfidesulfur isotope 827 PROVIDENCIA CASAPALCA I,,-• SULFATES - -- [--- LATESTAOE.. PAS•'OBUENO...1974,and unpub.data); Casapalca, Peru (Rye and Sawkins,1974); Pasto Bueno,Peru (Landis and Rye, 1974);...0112372(Craig, 1957). sphaleriteis larger than that for galena. In fact, in The isotopic fractionation factor |  | | Journal (article/letter/editorial) | | bustamite, pyroxmangite, and sulfides such as galena and sphalerite. There is an interesting variety...(above). An unusual rhodonite on galena specimen from the North mine, Broken Hill, New South Wales, Australia;...from the Chuiricu prospect, Dos de Mayo, Huanuco, Peru. Martin Zinn specimen, Jeff Scovil photo. Exceptionally...Rhodonite also has been reported from the Stinson mine on Jenny Jump Mountain, Warren County, New Jersey...lapidary-grade massive rhodonite occurs in an old manganese mine north of Kid’s Store, Nelson County, Virginia, and |  | | Journal (issue) | | .89 by W. E. Wilson The Palomo mine, Huancavelica Department, Peru . . . . . . . . . . . . . . . . .... . .95 by J. Hyršl Pseudomorphs from Peru . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....White Ca-Mg-Fe-rich rhodonite from the Morro da Mina mine, Conselheiro Lafaiete, Minas Gerais, Brazil . ....BaCa2(CO3)2F2, a new mineral species from the Kirovskii mine, Khibiny, Kola Peninsula, Russia . . . . . . . ...crystal cluster, 3.5 cm, from the Mashamba West mine, atanga, Republic of the Congo. Rob Lavinsky (The |  | | Journal (article/letter/editorial) | | HYDROTHERMAL W. LEACHING C. LACY AND IN CENTRAL PERU H. L. HOSMER ABSTRACT Hydrothermalleachingof...describedfrom severalmining districtsin Central Peru. Leaching is normally associatedwith lead-zinc ores...attentionswere drawn to a puzzlingphenomenon in Central Peru where the down-dip extensionof a well-mineralizedleadzinc...GEOLOGICAL SETTING The geologyof the mines of Central Peru has most recently been summarizedin the Lead-Zinc...many and varied metalliferousdepositsof Central Peru. The depositsare generally acrobatholithic,spatiallyand |
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Casapalca Mine, Casapalca, Chicla District, Huarochirí Province, Lima, Peru