| BendezĂș, Ronner, Page, Laurence, Spikings, Richard, Pecskay, Zoltan, FontbotĂ©, LluĂs (2008) New 40Ar/39Ar alunite ages from the Colquijirca district, Peru: evidence of a long period of magmatic SO2 degassing during formation of epithermal AuâAg and Cordilleran polymetallic ores. Mineralium Deposita, 43 (7) 777-789 doi:10.1007/s00126-008-0195-1 | Journal (article/letter/editorial) | New 40Ar/39Ar alunite ages from the Colquijirca district, Peru: evidence of a long period of magmatic...crystals from the large Miocene Colquijirca district in central Peru. Combined with previously published...and base metal, Cordilleran ores took place at Colquijirca. The new data indicate that incursion of magmatic...magmatic SO2bearing vapor into the Colquijirca epithermal system began at least as early as âŒ11.9 Ma and...BendezĂș Sociedad Minera El Brocal S. A. A., Lima, Peru L. Page Department of Geology, Lund University, | | | Journal (article/letter/editorial) | epithermal mineralization in the Colquijirca mining district, central Peru Received: 28 August 2002 / Accepted:...2003 Springer-Verlag 2003 Abstract At Colquijirca, central Peru, a predominantly dacitic Miocene diatreme-dome...ores in the northern part of the district (Smelter and Colquijirca) at 10.6â10.8 Ma. The signiïŹcant time...ages of the two mineralization types in the Colquijirca district indicates they were formed by diïŹerent hydrothermal...BendezuÌ Sociedad Minera El Brocal S. A., Lima, Peru interval between the younger mineralization event | | | Journal (article/letter/editorial) | Cu-Zn-Pb-(Au-Ag) Mineralization in the Colquijirca District, Central Peru: Deposit-Scale Mineralogical Patterns...AND LLUĂS FONTBOTĂ2 1Bilbao 2Sciences 295, Lima, Peru de la Terre et de lâenvironnement, UniversitĂ© de...CH-1205, GenĂšve, Switzerland Abstract At Colquijirca, central Peru, a Miocene diatreme-dome complex is associated...deposits, Smelter and Colquijirca, located in the northern sector of the district, are part of a continuously...peripheral ZnPb-(Ag) ores (Colquijirca deposit). The Smelter-Colquijirca corridor has undergone minor | | | Journal (article/letter/editorial) | Cu-Zn-Pb-(Au-Ag) Mineralization in the Colquijirca District, Central Peru: Deposit-Scale Mineralogical Patterns...AND LLUĂS FONTBOTĂ2 1Bilbao 2Sciences 295, Lima, Peru de la Terre et de lâenvironnement, UniversitĂ© de...CH-1205, GenĂšve, Switzerland Abstract At Colquijirca, central Peru, a Miocene diatreme-dome complex is associated...deposits, Smelter and Colquijirca, located in the northern sector of the district, are part of a continuously...peripheral ZnPb-(Ag) ores (Colquijirca deposit). The Smelter-Colquijirca corridor has undergone minor | | | Journal (article/letter/editorial) | Polymetallic Zn-Pb-Ag-Cu-Bi Mineralization at Cerro de Pasco, Peru* REGINA BAUMGARTNERâ ,** LLUĂS FONTBOTĂ, Department...Abstract The large Cerro de Pasco Cordilleran base metal deposit in central Peru is located on the eastern...areas, located 2.5 km northwest of the Cerro de Pasco open pit and in the southern part of the deposit...Teck Cominco Peru, Psje. los Delfines 159, Las Gardenias, Santiago de Surco Lima 33, Peru. 0361-0128/08/3739/493-45...formed alunite. The hydrothermal system at Cerro de Pasco was emplaced at a shallow depth (~500 m) in the | | Baumgartner, R., Fontbote, L., Spikings, R., Ovtcharova, M., Schaltegger, U., Schneider, J., Page, L., Gutjahr, M. (2009) Bracketing the Age of Magmatic-Hydrothermal Activity at the Cerro de Pasco Epithermal Polymetallic Deposit, Central Peru: A U-Pb and 40Ar/39Ar Study. Economic Geology, 104 (4) 479-504 doi:10.2113/gsecongeo.104.4.479 | Journal (article/letter/editorial) | Activity at the Cerro de Pasco Epithermal Polymetallic Deposit, Central Peru: A U-Pb and 40Ar/39Ar Study*...Abstract The Cerro de Pasco epithermal Cordilleran base metal deposit in central Peru consists of two mineralization...of the magmatic-hydrothermal system at Cerro de Pasco, U-Pb age determinations and Hf isotope determinations...complex and on the southern part of the Cerro de Pasco open pit, respectively. 40Ar/39Ar alunite ages cluster...to the second mineralization stage at Cerro de Pasco formed during a period of about 100,000 yr. Three | | | Journal (article/letter/editorial) | GEOLOGY AND MAJOR ORE DEPOSITS OF CENTRAL ULRICH PERU PETERSEN CONTENTS PAGE Abstract ................................................... Cerro de Pasco ..................................................the center of the districts to the margins. This district zoning is modifiedby local or orebodyzoning and...complexenterprise,includingthe Goyllarisquizga coal mine, concentrating, smelting,and refiningfacilitiesand...observations and ideas. MAJOR ORE DEPOSITS OF CENTRAL PERU 409 General summariesare presentedby McLaughlin | | | Journal (article/letter/editorial) | in magmatic arc settings. At the regional and district scales, the occurrence of many deposits in belts...Mamut Grasberg-Ertsberg Ok Tedi Cerro de Pasco & Colquijirca Choquelimpie Esperanza Escondida & Chimborazo...the geology of porphyry Cu systems at regional, district, and deposit scales. The resultant geologic model...(Sillitoe, 2005, and references therein). 72° 68° PERU 18° ARICA BOLIVIA Collahuasi Chuquicamata El...El Abra 22° A AL C M E ALT O Regional- and District-Scale Characteristics 0361-0128/98/000/000-00 | | Rottier, B., Kouzmanov, K., WĂ€lle, M., BendezĂș, R., FontbotĂ©, L. (2016) Sulfide Replacement Processes Revealed by Textural and LA-ICP-MS Trace Element Analyses: Example from the Early Mineralization Stages at Cerro de Pasco, Peru. Economic Geology, 111 (6) 1347-1367 doi:10.2113/econgeo.111.6.1347 | Journal (article/letter/editorial) | the Early Mineralization Stages at Cerro de Pasco, Peru* B. Rottier,1,â K. Kouzmanov,1 M. WĂ€lle,2 R.... Lima, Peru Abstract The large Cerro de Pasco Cordilleran base metal deposit in central Peru is the...three successive mineralizing stages at Cerro de Pasco. Introduction Ore deposits are typically formed...(Murowchick, 1992; Qian et al., 2011). Cerro de Pasco is a porphyry-related epithermal base metal deposit...range of metalsâZn-Pb-Cu-Ag(Au-Bi-Sb). Cerro de Pasco is the second largest known Cordilleran base metal | | | Book | affects its present characteristics as a minera1 province, because of the exposure of the various depth...J â I p r e s e n t l i m i t of 1 underground mining â â 1 1 âąH CO CO cd âąH cd \ i 4-1 âąH c ...sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...ranging from 45 to 78% (as in the Andean Batholith, Peru), or as homogeneous bodies composed virtually of... Two of them, the Coastal (Andean) Batholith of Peru and the 1013 Boulder Batholith, Montana, have | | | Book | affects its present characteristics as a mineral province, because of the exposure of the various depth...u n d e r g r o u n d 1 of QJ · · u , Î mining 1 1 IL··I _ l ~ U C > cd rH cd 3 1 "1...sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...ranging from 45 to 78% (as in the Andean Batholith, Peru), or as homogeneous bodies composed virtually of... Two of them, the Coastal (Andean) Batholith of Peru and the 1013 Boulder Batholith, Montana, have | | | Report (volume) | oh tee seareae 203 The Banska Stiavnica Ore District: Relationship between Metallogenetic Processes...an eae eer 213 Mineralizations at the Rozalia Mine, HodruSa WU cia ORK oderay UPrcicn oa Saly, and...Slovakia, and many other deposits (e.g. several mining districts in the Oas-Gutai Mtns., Tokaj Mtns.,...to rich mining cities whose splendor still lasts, and also supported the development of mining technologies...treatise on medieval mining methods by Agricola is based on his experience from these mining districts. In the | | | Book (edition) | SphaJerite. xx 12 mm, Morococha, Peru, H Gypsum, xx 40 mm, Las Salinas, Peru, H Variscite, xx 5 mm, Iturnbiara...Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...expressed in abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture)...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....the revolution in 1997. Its mineral rich Katanga province was renamed Shaba by Mobutu, and is now the Katanga | | | Report (issue) | platinum-groupelement exploration ill layered intrusions. Exp/or. Mining Geo/. (in miew). BOUDIEAU, A.E. &: KRUGER, F.J...inclusions from topaz-quartzrocks from the ew England district of cw South Wales in Australia. Many of the Ml...fluid inclusions in acidic igneous rocks from some mining areasin Japan.Econ. Geol.70, 750-769. TUTTLE. O...Circulation, and Ore Genesis (C. Hall, ed.). Instituteof Mining and Metallurgy, St. Au tell. England.87-98. rLYNN...mdallogeoicprovinces,such as the southwestem U.S. porphyrycopper province,were controlled by a bcterogcncous distributionof | | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | British Columbia NF Labrador (part of Newfoundland Province) MB Manitoba NB New Brunswick NF Newfoundland...Spotsylvania Co., and Partridge mine, Orange Co., VA, and at Dahlonega, GA; Homestake mine, Lawrence Co., SD; Silver...Lake Co., Breckenridge(*), Summit Co., Ground Hog mine(*), Gilman Co., Silverton and Telluride, San Juan...Ledge mine, Nevada Co., Jamestown, Tuolumne Co., Colorado quartz mine, Mariposa Co., Bonanza mine, Trinity...Trinity Co., Michigan Bluff district, Placer Co., in AK, placers at Fairbanks, Iditarod, and Nome, and quartz | | | Book (edition) | Dictionary of Mining, Mineral, & Related Terms Compiled and edited by the Staff of the U.S. Bureau of...Graham, Director FOREWORD The need for a revised mining dictionary is obvious when one considers the technological...that have occurred since the Bureau's previous mining dictionaries were published. The Bureau had pioneered...the Mining and Minerals Industry," and continuing to the 1968 publication "A Dictionary of Mining, Minerals...Minerals, and Related Terms." To develop a modern mining dictionary, the U.S. Bureau of Mines initiated |
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