 | | 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 |  | 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) | | 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) | | GEOLOGY OF THE SILVER COLQUIJIRCA, H. DEPOSIT AT PERU. E. MCKINSTRY. DR. WAâą.r)V. MARLâąNâą)GRV...hasrecentlypublisheda paperon the Colquijirca Silver mine in the Andes of Central Peru.- The presentarticle is...younger than the âą Lindgren, W.: The Silver Mine of Colquijirca, Peru. 331-346, I935. 618 Ecos. GEoâą.., vol...vol. 30, pp. SILVER DEPOSIT .4T COLQUHIRC.4, PERU. 619 MachayLimestone(Comanchian).They are believedby...heldresponsible for the mineralizationat Cerro de Pasco. Unish Tuff.--Adjoining the intrusiveon the southis |  | | Journal (article/letter/editorial) | | As:S approximately 3:5 is reportedfrom Cerro de Pasco (61. p. 822). TERNARY SYSTEM Cu-As-S Apart from...Formula Abbreviation Enargite Cu ,ASS4 en Luzonite Tennantite Lautite C u âąAsS4 Cuâą2AsISâąa CuAsS...casesbeen leached out while luzonite remains. Elsewhere, as at Cerro de Pasco(42) and Luzon (35), enargiteand...otherin texturesthat appearto be contemporaneous. Luzonite is isostructuralwith its antimonyanalogue,famatinite...grainsof enargite(and alsoof pyrite) at Cerro de Pasco(28, p. 669) and at Kennecott (7). In the sameoresat |  | | 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...Chemically, enargite is Cu3AsS4 and is dimorphous with luzonite, whose chemical formula is the same as enargiteâs...marcasite crystals are orthorhombic.) Enargite and luzonite are ores of copper, with enargite being the more...sedimentary-hosted lead-zinc deposits of the Tri-State district in the United States. It is known to replace pyrite |  | | 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 |  | Dekov, Vesselin M., Rouxel, Olivier, Kouzmanov, Kalin, Bindi, Luca, Asael, Dan, Fouquet, Yves, Etoubleau, JoĂ«l, Burgaud, GaĂ«tan, WĂ€lle, Markus (2016) Enargite-luzonite hydrothermal vents in Manus Back-Arc Basin: submarine analogues of high-sulfidation epithermal mineralization. Chemical Geology, 438. 36-57 doi:10.1016/j.chemgeo.2016.05.021 | Journal (article/letter/editorial) | | Enargite-luzonite hydrothermal vents in Manus Back-Arc Basin: submarine analogues of...JoeÌl, Burgaud, GaeÌtan, WaÌlle, Markus, Enargite-luzonite hydrothermal vents in Manus Back-Arc Basin: submarine...journal pertain. ACCEPTED MANUSCRIPT Enargite-luzonite hydrothermal vents in Manus Back-Arc Basin: Submarine...chimneys composed almost entirely of enargite and luzonite, rare minerals in seafloor hydrothermal deposits...values (-8.58 â -3.70 â°) of the enargite- PT luzonite are best explained by disproportionation reactions |  | Rottier, B., Kouzmanov, K., Casanova, V., WĂ€lle, M., FontbotĂ©, L. (2018) Cyclic Dilution of Magmatic Metal-Rich Hypersaline Fluids by Magmatic Low-Salinity Fluid: A Major Process Generating the Giant Epithermal Polymetallic Deposit of Cerro de Pasco, Peru. Economic Geology, 113 (4) 825-856 doi:10.5382/econgeo.2018.4573 | Journal (article/letter/editorial) | | Epithermal Polymetallic Deposit of Cerro de Pasco, Peru B. Rottier,1,â ,* K. Kouzmanov,1 V. Casanova,1...mid-Miocene Cerro de Pasco Cordilleran polymetallic (Zn-Pb-Ag-Cu-Bi) deposit in central Peru formed during three...giant epithermal polymetallic deposit of Cerro de Pasco. Such a mechanism may also explain moderate-salinity... USA and Cerro de Pasco, Colquijirca, Julcani, Morococha, and Quiruvilca in Peruâthe term âCordilleranâ...epithermal polymetallic orebodies in Butte, Cerro de Pasco, and Morococha are sourced from hydrothermal fluids |  | | 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 |  | Merkulova, Margarita, Murdzek, Magdalena, Mathon, Olivier, Glatzel, Pieter, Batanova, Valentina, Manceau, Alain (2019) Evidence for syngenetic micro-inclusions of As3+- and As5+-containing Cu sulfides in hydrothermal pyrite. American Mineralogist, 104 (2) 300-306 doi:10.2138/am-2019-6807 | Journal (article/letter/editorial) | | in As1â-pyrite from highsulfidation deposits in Peru. This information was obtained by combining spatially...mineralization process in the ore deposits from Peru. From an environmental perspective, high concentrations...heretofore unrecognized threat to ecosystems in acid mine drainage settings. More generally, the combination...enargite (Cu3AsS4), tennantite (Cu12As4S13), and luzonite (Cu3AsS4) (Fleet and Mumin 1997; Baumgartner et...(Reich et al. 2005), and the release of As in acid mine drainage poses a threat to ecosystems and humans |  | | Report (issue) | | 13.67 29.55 100.2 98.9 100.00 (1) North Lyell mine, Australia; by electron microprobe, corresponds...pentlandite, tetrahedriteâtennantite, enargite, luzoniteâfamatinite, kiddcreekite, mohite, bismuth, galena...Mt. Lyell district, Queenstown, Tasmania; and in New South Wales, at the Royal George mine, near Tingha...New England district [TL]. In Bolivia, from Vila Apacheta. In Peru, at the Colquijirca mine, JunıÌn. From...Ashcroft, British Columbia; and at the Kidd Creek mine, near Timmins, Ontario, Canada. From Bisbee, Cochise |  | | Journal (article/letter/editorial) | | Northern Peru: Implicationsfor Metal Provenanceand Genesisof a Cordilleran PolymetallicMining District ANDREW...that this sourcewas the Tertiary plutonsin the district, and that local mixing of lead from several sourceswasnot...Santolalla(1904). The THE HualgayocPb-Zn-Cu-Ag district of Peru is lo- firstin-depthsynthesis of the geologyandoredeposits...soilplacerdeposits.Later productionshifted silverdistrictsof Peru, havingproducedan estimated to primarysulfidesof...theHualgayoc district,northernPeru,andoutlinemapof metamorphic basement outcrops in northwestern Peru,showing |  | | 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 . . . . . . . . . . . . . . . . . . |  | Benites, Diego, TorrĂł, Lisard, Vallance, Jean, Laurent, Oscar, Valverde, Pablo E., Kouzmanov, Kalin, Chelle-Michou, Cyril, FontbotĂ©, LluĂs (2021) Distribution of indium, germanium, gallium and other minor and trace elements in polymetallic ores from a porphyry system: The Morococha district, Peru. Ore Geology Reviews, 136. 104236pp. doi:10.1016/j.oregeorev.2021.104236 | Journal (article/letter/editorial) | | Ores from a Porphyry System: the Morococha District, Peru Diego Benites, Lisard TorrĂł, Jean Vallance...Ores from a Porphyry System: the Morococha District, Peru, Ore Geology Reviews (2021), doi: https://doi...Ores from a Porphyry System: the Morococha District, Peru 3 Diego Benitesa, Lisard TorrĂła,*, Jean Vallancea...Catholic University of Peru (PUCP), Av. Universitaria 1801, San Miguel, Lima 15088, 7 Peru 8 b Department...Miocene porphyry- 20 related Morococha District, Central Peru. Among the investigated minerals, LA-ICP-MS |  | | Report (issue) | | c = 16.118 Z = [2] X-ray Powder Pattern: Konjo mine, Japan. 3.11 (100), 1.906 (70), 1.621 (20b), 2.70...2 (2) 0.8 18.7 29.9 Total 98.7 99.5 (1) Konjo mine, Japan; by electron microprobe, corresponding to...cassiterite, siderite, quartz (Konjo mine, Japan); hemusite, enargite, luzonite, colusite, renieÌrite, tennantite...Distribution: In Japan, at the Konjo mine, Okayama Prefecture [TL]; the Fukoku mine, Kyoto Prefecture; and in Hyogo...Hyogo Prefecture, at the Ikuno mine, Kanagase; Akenobe mine, Yabu; and elsewhere. In Australia, at Tingha |  | Alford, Lee, Gysi, Alexander P., Hurtig, Nicole C., Monecke, Thomas, Pfaff, Katharina (2020) Porphyry-related polymetallic Au-Ag vein deposit in the Central City district, Colorado: Mineral paragenesis and pyrite trace element chemistry. Ore Geology Reviews, 119. 103295 doi:10.1016/j.oregeorev.2019.103295 | Journal (article/letter/editorial) | | polymetallic Au-Ag vein deposit in the Central City district, Colorado: Mineral paragenesis and pyrite trace...polymetallic AuAg vein deposit in the Central City district, Colorado: Mineral paragenesis and pyrite trace...polymetallic Au-Ag vein deposit in the Central City district, Colorado: Mineral paragenesis and pyrite trace...polymetallic vein. The Central City historic Au-Ag mining district is located in the Front Range of Colorado,...Previous studies have related ore formation in the district to the emplacement of Late Cretaceous-Paleogene |  | | Journal (article/letter/editorial) | | at: No. 19, Beitucheng Western Road, Chaoyang District, 100029 Beijing, P.R. China. E-mail address:...metals for Mexico, the United States, Canada, Chile, Peru, Papua New Guinea, and Japan. Lindgren (1922, 1933)...content sulfides (10-90 vol%), pyrite â enargite â luzonite â famatinite â covellite as major ore minerals...in Altiplano province (Noble et al., 1990) as well as central and Northern part of Peru (Kamilli and...Ciobanu et al., 2002; Grancea et al., 2002), Baguio district of the Philippines and Morobe goldfield of Papua |  | 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 | | block I experienced recently when visiting a gold mine in virtually unmetamorphosed ground. A fault cuts..."common sense" observations described from the gold mine with the chert and the organic matter. Another potent...Alterations of Conglomeratic Uranium Ores, Pronto Mine, Ontario, Canada E.Wm. Heinrich (With 1 Figure)...Observations on Ore Rhythmites of the Trzebionka Mine, Upper Silesian-Cracow Region, Poland L. Fontbote...Alteration and Mineralization in the Tri-State District of Missouri, Kansas, and Oklahoma, U.S.A. R.D |  | | 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...geographic factors. Thus, Peru, Bolivia and Chile enjoy a long established mining tradition and in general...M~3LLER-KAHLE for Ecuador, and C. B. PETEltSEN for Peru. While acknowledging their cooperation I would also |  | | Journal (issue) | | Cd-bearing phosphate mineral from the Gold Quarry mine, Eureka County, Nevada . . . . . . . . . . . . ...crystal cluster, 7.3 cm, from near Bapu, Guangdong Province, China. Rob Lavinsky specimen, now in the Tom...recovered from the dumps of this small mine. Local collectors reworked the mine dumps many times in search of...about 325 meters southwest of the Bishop manganese mine. The locality was early on referred to as a âcopper...spatially distinct from the nearby Bishop manganese mine. The dumps do not contain significant manganese |  | | Report (issue) | | 323 A. Rifle area, Colorado «0s... 323 B. Uravan District, Colorado 324 Cope tick Rock DIsEEIcL sCoLoradO)...324 DeeGkante District, New sMext Comer. clecetsls cused cists! 0/0 326 E. Shiprock District, UtahâArizona...UtahâArizona ....vccccsnens F. Monticello-Moab-Thompsons District, Utah .....secvceee 326 327 ee eeseeee Gig GE...eoeeereoeeeceoecoer eee se eeeeoseerseeseeoeee Pasco Colquijirca ..e.ece ..s.c.ce- eee eeeeeeeeeeoeeee...between galena sphalerite, Darwin Lead-Silver-Zinc mine, Inyo County, California, Econ. Geol., v. 66, p |
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