 | | Report (volume) | | Deposits of the Atacocha District ·Departamento de Pasco Peru By ROBERT F. JOHNSON, RICHARD W. LEWIS, Jr....with the lnstituto N acional de lnvestigacion y Fo·mento Mineros, Ministerio de Fomento y Obras Publicas...sections of the Atacoeha district, Departamento de Pasco, Peru. Geologic map of the Machcan area. Map of the...location of the Atacocha district, Departamento de Pasco, Peru_______________________________ 339 The Mitu...DEPOSITS OF THE ATACOCHA DISTRICT, DEPARTAMENTO DE PASCO, PERU BY RoBERT F. JoHNSON, RICHARD W. LEWIS |  | | Journal (article/letter/editorial) | | GEOLOGY AND MAJOR ORE DEPOSITS OF CENTRAL ULRICH PERU PETERSEN CONTENTS PAGE Abstract ........................................................ Cerro de Pasco .............................................century,what is now the Cerro de PascoCorporationstartedoperationsin Cerro de Pascoand later expanded'...observations and ideas. MAJOR ORE DEPOSITS OF CENTRAL PERU 409 General summariesare presentedby McLaughlin...most part as a memberof the geologydepartmentof Cerro de PascoCorporation. This provided an excellent opportunity |  | | Journal (article/letter/editorial) | | mine, Ireland, and the Matagentedeposit,Cerro de Pasco,Peru. The distributionof the alterationassemblages...BARNES agh,CountyGalway,Ireland, andthe Cerrode Pasco mine (Matagentedeposit),Peru.Studiesof thistype...volcanics [---I Paleozoic sediments Residual ore Oxi de ore Mixed ore MINERALIZATION J• manganese oxides...ground respectto CaCO3.The residualore (zone1) is de- in the mixedore (zone8), only asa minorphase. Table...supergenealteration Thedifferent oretypesof theTynaghresidual de- tributionof the differentore typesand Table 5 lists |  | | Journal (article/letter/editorial) | | GEOLOGY OF THE ATACOCHA MINE, DEPARTMENT OF PASCO, PERU • ROBERT F. JOHNSON CONTENTS PAGE Abstract...Atacocha lead-zinc mine, 15 km northeast of Cerro de Pasco in Central'Peril, was the object of a detailed...geologicinvestigationin 1952 by geologistsof the Instituto Nacional de Investigaci6n y Fomento Mineros and the U.S. GeologicalSurvey...resources,undertakenjointly by the Instituto Nacional de Investigaci6ny FomentoMinerosand U.S. GeologicalSurvey...Departmentof Pasco in CentralPeril, 15 km northeastof the greatcopper-lead-zinc depositat Cerro de Pasco(Fig. |  | | Catalog/List | | has from rece~tly bEen reidcntified Mina Pedro de Valdivia as Chile) Cumengeite. lem f3.60 C261...CHALCOPYRITE good crystals Also Quartz crystals and Peru) lxl f3 lx2 C271 CHLORITE variety RIPIDOLITE ...Okehampton Devon) lxl SOp lx2 fl.00 2x2 f2 2x3 f3 Peru) lx2 E3 Butte,Lane fine C289 (Huaron Mine lxl...4x2ins (Mina 16 8mm on 1/2ins single matrix. (Cerro crystal. lins spots f4.50 Gordo massive xlins...Fluorite Tetrahederite on one side. (Huallapon Mine Peru) lxl.5 f2 grey masses N.Ireland) miner Hematite |  | | Journal (article/letter/editorial) | | Polymetallic Zn-Pb-Ag-Cu-Bi Mineralization at Cerro de Pasco, Peru* REGINA BAUMGARTNER†,** LLUÍS FONTBOTÉ,...Abstract The large Cerro de Pasco Cordilleran base metal deposit in central Peru is located on the eastern...Rosa 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 |  | | Book | | accessible. https://books.google.com A propos de ce livre Ceci est une copie numérique d’un ouvrage...cadre d’un projet visant à permettre aux internautes de découvrir l’ensemble du patrimoine littéraire mondial...livres libres de droit sont autant de liens avec le passé. Ils sont les témoins de la richesse de notre histoire...histoire, de notre patrimoine culturel et de la connaissance humaine et sont trop souvent difficilement...difficilement accessibles au public. Les notes de bas de page et autres annotations en marge du texte présentes dans | | | Book | | minéraux de la République, comprenant aussi [...] Source gallica.bnf.fr / Bibliothèque nationale de France...principaux types minéraux de la République, comprenant aussi des échantillons de guano et des débris fossilisés...fossilisés des oiseaux qui l'ont produit. Traduit de l'espagnol par J.-B.-H. Martinet / A. Raimondi. 1878...provenant des collections de la BnF. Leur réutilisation s'inscrit dans le cadre de la loi n°78753 du 17 juillet...juillet 1978 : - La réutilisation non commerciale de ces contenus ou dans le cadre d’une publication académique |  | | Report (issue) | | from the Lily mine near Pisco, Pisco Province, Ica Department, Peru. Trinity Minerals specimen; John Veevaert...clinoatacamite in the Lily mine, Pisco Province, Ica Department, Peru. In 1998 this copper mine began giving... 6.2 cm, from the Orange River, Northern Cape Province, South Africa. Wright’s Rock Shop specimen and...surprised to learn that the Uchucchacua silver mine in Peru was yielding what are by far the world’s best specimens...microcrystals line open seams and cavities in earthy brown limonite. The occurrence of adamite, especially the greenish |  | | Report (issue) | | Mines and mineral resources—Peru—History. 2. Metallurgy—Peru—History. 3. Peru— Antiquities. I. Title. TN52.... . . . . . . . . . . . . . . . . . . . 34 Cerro de Pasco . . . . . . . . . . . . . . . . . . . . . ...published in Spanish in 1970 through the Instituto de Investigaciones Antropológicas, in Lima, Perú. Colleague...Bonavia, an archaeologist at the Academia Peruana de la Historia in Lima, recognized and was intrigued... and are described in Georgius Agricola’s (1512) De Re Metallica. There are numerous books with photographs |  | | Journal (article/letter/editorial) | | deposits in Carios Francisco porphyry near Casapalca, Peru. (Geological details, given in (1).) Frcs. 1, 2...l'hese pseudomorphs are surrounded by a halo of limonite. Note the size difierence of the reflected and...Aboft 25-35Vo of the visible opaques consist of limonite. This is very fine grained and intermixed with...Petrology Laboratory of the Cerro de Pasco Corporation in La Oroya, Peru, where the simple method describedin...copper deposits Caprichosa and Antachajra in Central Peru (with 3. --notes on ore genesisin general): N. lb |  | Cobbing, E. J., Pitcher, W. S., Wilson, J. J., Baldock, J. W., Taylor, W. P., McCourt, W., Snelling, N. J. (1981) The Geology of the Western Cordillera of northern Peru. Overseas Memoir 5. Institute of Geological Sciences | Report (issue) | | The geology of the Western Cordillera of northern Peru E. J. Cobbing, W. . Pitcher, J.J. Wilson,J. W. Baldock...most of Ihe work done by nn IGS tea n1 resident in Peru from 1963 to 197 l. The team was led by Dr J.J.... was Lo study the granitic Coastal Batholith of Peru. J t began in 1966 and has continued to the present...University group, and from 1971 onwards has worked in Peru on a short-term basis funded by ODA, with the objective...of t he intrusive and volcanic rocks of central Peru 103 A proposed model I I0 Eight: Reconnaissance |  | | Catalog/List | | terminated ¼11 to ½" radiating sprays on brown limonite. 1¼x211 $ 15.00. MINERALS For Co. ,Colorado...50. mass. calcite crystal vein terminated limonite and den se matrix.1½x2½ sharp 5/8x2x1/2 single...pieces in plastic BOURNONITE LaOroya, Junin Province, Peru Select lustrous intergrown ½" to 3/8 11 terminated... box. crystal BOURNONITE LaOroya, Junin Province, Peru Select striated lustrous gray intergrown 1/...dark blue micro crystals scattered compact brown limonite with minor pharmacosiderite psilomelane on and | | | Catalog/List | | terminated ¼11 to ½" radiating sprays on brown limonite. 1¼x211 $ 15.00. MINERALS For Co. ,Colorado...50. mass. calcite crystal vein terminated limonite and den se matrix.1½x2½ sharp 5/8x2x1/2 single...pieces in plastic BOURNONITE LaOroya, Junin Province, Peru Select lustrous intergrown ½" to 3/8 11 terminated... box. crystal BOURNONITE LaOroya, Junin Province, Peru Select striated lustrous gray intergrown 1/...dark blue micro crystals scattered compact brown limonite with minor pharmacosiderite psilomelane on and |  | | Journal (article/letter/editorial) | | Bowditch'semphasis on clay mineralsof hydrothermalorigin at Cerro de Pasco,and Lovering's 1941paperon the tungstenoresof...hydrothermalalterationwhere clay mineralsare involved. Cerro de Pasco (10) Feeblephase•chlorite,calcite,epidote...Sericite,hydromica,kaolinite,quartz, alunite,pyrite, limonite. Stage 4. Quartz, sericite,rutile, alunite, kaolinite...Alkaline and acid solutions in hypogenezoning at Cerro de Pasco: Ecoa. G•.ox.., v. 31, p. 651-698. 11. Kerr |  | | Journal (issue) | | entirely primary with ankerite (oxidised to limonite) and baryte very much in evidence. Calcite and...theentrance hall to theShow Antimony Mine, Jiangxi Province - ranging from £100 • £400, and some very 29 ...coloured tabular barite crystal groups from Huarihuay, Peru. I also noticed a very attractive green pyromorphitefrom...PeruvianMineralsand their Localities(cont) The Minerals of Peru (part 2) (3) Raura District,Cajatamboprovince,Lima...those times), began in earnest in 1945 when the Cerro de Pasco Corporation acquired the properties. In 1960 |  | | Journal (article/letter/editorial) | | Near the surface the hematite breaks down to limonite. Scatteredgrains of pyroxeneor amphiboleare ... 8, Ahlfeld, Federieo, Los yacimientos minerales de Bolivia, La Paz, Bolivia, January 1941. 88 Campbell...PbSO• Jarosite -- K•es(OH)l•(SO•)• • AgC1 Limonite Cerussiie -- PbCO• Marcasite 2FelOn. 3H•...D. Van Gemern,formerly Manager of CompafiiaMinera de Oruro. This specimenfrom the -146 level of the Grande...openings. The principalmineralsof the pacoszoneare limonite,cassiterite, jarosite, quartz,and chalcedony.Locally |  | | Report (issue) | | Wie inane ene es ere sents Pot aaoaes Ker Cy Se de Pe eee ek Sa cee nN athe crite ea AN Pik 2 A caer...Mercure cataceREE NS (COGS as odiga.c | MRC eon Ca De Re serae HORROR eee es arm MER mae antici AN ORE...jc ck 4.55 Silico wesnevnetn crete osteo eeSapun Pasco elke a Cee ee Putra cindiocese aatitees eos ponies...185 191 197 pegedtgexi f= or ees pt Dap lami de —~ i Ps, ul ABSTRACT To aid the student of...ips, aii it fo yy aaa wk su te ty j 2UF i ‘de itd Tey wi palTare A iy DPS a iv ieags at vat |  | | Journal (article/letter/editorial) | | (19). These authorsemphasizetwo distinctperiodsof de- position,the first includingthe tin ores and the...Llallagua have changedto a honeycombed body of limonite,with cavitiesup to a meter across. The wide brecciazonesat...bodiesare oxidized. In places,the percentage of limonite is far greater than that of the rock fragments...unoxidizedzone where the graywacke is extremely hard. The limonite of the tin veins rangesfrom a loose,fine-grainedaggregate...thin-sectionstudiesshow that jarosite as well as limonite is commonin the oxide ore. Cassiteriteundergoesno |  | | Catalog/List | | matrix with dark grey Pyargyrite Uchuchaqua Mine, Peru £ 10 b) with 3mm crystal on lxl inch £5 FLUORITE...minor quartz and pyrite. ( Huaron Mine, cerro de Pasco ,Peru) 2.5xl.5 £10 BARYTES lxl.5 inch area of...small grey crystals about half inch area on lxl limonite Broken Hill Zimbabwe £4 QUARTZ large display piece |  | | Book | | MIEMBRo INSTITUTES CoRREs PoNDIENTE OF MINING DE LA soCIEDAD CIENTIFICA “ANToNIo ALzATE,” MEXICO...standard treatises of Ezquerra del Bayo and Manuel Malo de Molina, and the smaller text-books of Moncada y...PRINCIPAL WORKS CONSULTED ACADEMIA, “Diccionario de la Lengua Castellana por la Real Academia Española...Ministerio de Fomento de la República Mexicana,” Mexico, 10 vols., 1877 to 1888. Ansa, José Vicente de, “Informe...“Informe al excelentísimo Señor Ministro de Guerra y Hacienda de Indias,” MS., 1793 (a Report on the Mines |  | | Report (issue) | | (feminine) noun (masculine) New Mexico obsolete Paraguay Peru petroleum plural Puerto Rico seismology Spain statistics...Nuevo Mexico (EE. UU.) caida en desuso Paraguay Peru petroleo plural Puerto Rico sismologia Espana estadistica...estadistica Santo Domingo levantamiento suroueste de las EE. UU. Uruguay Estados Unidos variedad verbo...Spanish languages. Lo siguente es una compilacion de pesos y medidas no metricos c\ue se emplea en los...pueda encontrar una tabla de pesos y medidas metricas en cualquier diccionario de ingles o espanol. Area |  | | Journal (article/letter/editorial) | | Morenci, Safford,and Mineral Park•nly the SantaRita de- of the supergene chalcocite zoneis a highlyirregular... Arizona .klv ska Po, rto Rico E1 Salvador, Cerro Late Tertiary Late Tertiary' Early Tertiary(...ieek, Janarea, Alteration Chile (Jut0 de Pasco, peru t3. 600 Early Ouray, Colorado 11,000 Late...Tanama, Puerto Rico 68 El Salvador. Chile Cerro de Pasco. l•eru K•trS -142 -130 -78 8.4 12.2 ...the claysfrom hydrothermaldepositsother -8C Cerro de •sc•e• . . ,'/•o than the porphyry copper depositsshow |  | | Journal (article/letter/editorial) | | Regions of the spectrum: Galena and Argentite, ANTOINE DE GRAMONT (Cornjot. rend., 1907, 145,231--234).-The...Sulphide (Patronite) and Associated Minerals from Peru. WILLIAM E. HILLEBRAND (Amey. J. Xci., 1907, [iv]...sandstones, and limestones at Minasragra, near Cerro de Pasco, in Peru, consists of three kinds of vanndiferous...ore a t the outcrop of the vein resembles porous limonite, and contains : V,O,, 45 ; Fe203, 14-15 ; H20...carbonaceous matter, similar fa t h a t here described from Peru, is noted from eastern Utah. L. J. S. Mangctnspinel |  | | Journal (article/letter/editorial) | | temperature mineral of hydrothermal origin from Cerro de Pasco.Bol,.soc.geol.peru,32r 25-33 (1957). The...botryoidal supergene limonite, was found on the 1400 level of the Cerro de Pasco mine in cavities in the...amorphous. Chemical analyses (by Research Dept., Cerro de pasco Corp.) gave As 52 1, 51 9; Pb 8.7, 2.7; S 34...Kobokobite Sur un mineral de la famille des "Dufrenites" dans la pegmatite de J. Tuonuu. (Congo Belge)...as of doubt because certain M. F' Unnamed ($-MnS) de la Guv BanoN and J.lcquns Denvsrn Sur Ia presence |
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