 | | Journal (article/letter/editorial) | | Cu-Zn-Pb-(Au-Ag) Mineralization in the Colquijirca District, Central Peru: Deposit-Scale Mineralogical Patterns...FONTBOTÉ2 1Bilbao 2Sciences 295, Lima, Peru de la Terre et de l’environnement, Université de Genève...Colquijirca, located in the northern sector of the district, are part of a continuously mineralized northsouth...and (8) a barren outer zone consisting mainly of calcite. The crosscutting relationships and zoning patterns...sericite, chlorite, quartz). Examples include Malpaso, Huanzalá, Huagochugcho, Huaraucaca, Vinchos, and |  | | Journal (article/letter/editorial) | | Cu-Zn-Pb-(Au-Ag) Mineralization in the Colquijirca District, Central Peru: Deposit-Scale Mineralogical Patterns...FONTBOTÉ2 1Bilbao 2Sciences 295, Lima, Peru de la Terre et de l’environnement, Université de Genève...Colquijirca, located in the northern sector of the district, are part of a continuously mineralized northsouth...and (8) a barren outer zone consisting mainly of calcite. The crosscutting relationships and zoning patterns...sericite, chlorite, quartz). Examples include Malpaso, Huanzalá, Huagochugcho, Huaraucaca, Vinchos, and |  | | Book | | The Metalliferous Ore Deposits of Chile and Argentina, and Their Geologic Framework J. Oyarzun . . ...Oolitic Stratabound Iron Ores in the Silurian of Argentina and Bolivia M.-A. Boso and C. R. Monaldi . . .... . . . . . . 175 The "La Helvecia" Pb, Zn, and Barite Deposit, Argentina A. Brodtkorb and M. K. de.... . . . 187 The Barite Deposits of Canota, Argentina M. K. de Brodtkorb, I. B. A. Schalamuk, S. Ametrano...Deposits Huaripampa and Carahuacra in the Mining District of San Cristobal, Central Peru M. Dalheimer . |  | Moritz, R., Fontboté, L., Spangenberg, J., Rosas, S., Sharp, Z., Fontignie, D. (1996) Sr, C and O isotope systematics in the Pucará basin, central Peru. Mineralium Deposita, 31 (3) 147-162 doi:10.1007/bf00204023 | Journal (article/letter/editorial) | | northeast, these profiles are located at Tingocancha, Malpaso, Tarma, Shalipayco and San Vicente (Figs. 1 and...rock units, and (3) late-stage coarse crystalline calcite in cross-cutting veinlets near the contact with... sparry calcite. F o r the sake of simplicity, ore-stage sparry dolomite and sparry calcite are grouped...Vicente District (Spangenberg, 1995). Geological San R~ b _.~ h 11 ~ 11o. "~J," [] La Merced _...investigated profiles in this study (Tingocancha, Malpaso, Tarma, Shalipayco and San Vicente) intercalations |  | | Journal (article/letter/editorial) | | the center of the districts to the margins. This district zoning is modifiedby local or orebodyzoning and...PIGH•TA GALUGA • ß SAN VICENTE • NEGnA HUANUSHA MALPASO O• • TAPO MOnOGOGHA • LAOnOYA • •ANGHISGOGHA VENTUROSA...considered to representa geochemical or metallogcnetic province. Changesare markedtowardthe northeastand southwest...limestone thickness in triangle CasapalcaYauricocha-La Oroya. Variable, 135-2,000 m. Generally Machay ...Catalinavolcanicsof Morococha,San Cristobaland Malpaso. The third cyclecorresponds to the Mesozoicperiod |  | | Journal (issue) | | have been recovered from the Blue Wing Mining District, approximately 20 miles southwest of Dillon, Montana...The mineral is heretofore unreported from this district and was found on the dump of the Pomeroy Mine... These are from the L ily Mine, Pisco Province, lea Department. Peru. They also had very large Japan...the epidote locality (of a few years ago), and from La Tentadora in Huancavelica State. The real excitement...translucent, which could easily be taken for tabular calcite. but they have been x-rayed; and the third type |  | | Journal (issue) | | crystalline a !lnd wire gold which have been etched from calcite. It is also w-enowned for large chalcopyrite crystals...malachite and associated with white, scalenohedral calcite crystals that are usually stained with iron oxides...grow to around J t/4 inches (3 cm). The Chavan Quarry (W agho li. 12 miles (20 km) east of Pune (Poona)...and less green than s pecime ns from the Dhoot Quarry, producing the first Indi a n specimens. The crystal...intergrown with thin, cream colored, scalenohedral calcite crystals. Most specimens were in the TIN range |  | | Journal (issue) | | minerals of the Mazarrón-Águilas mining district, Murcia Province, Spain . . . . . . . . . . . . . . . ...reviewed each of these in our “Book Reviews” department (vol. 34, no. 2 and vol. 33, no. 2) and recommend...California mining Arizona Mining & Mineral Museum Department Director: Doug Sawyer Curator: Sue Celestian...fpezzotta@yahoo.com Associate Curator: Alessandro Guastoni Department of Mineralogy and Petrography Corso Venezia,... The miners were tunneling up fractures in the quarry walls. The fractures opened into crystal-lined |  | | Other Paper | | deposit, Chihuahua, Mexico Lawrence D. Meinert - Department of Geology, Smith College, Northampton, MA 01063...Cu-Zn skarn deposit in the Piedras Verdes mining district of Chihuahua is one of many base and precious...a mill at Malpaso, which can process 850 tonnes/day. REGIONAL GEOLOGY The Bolivar district is in the...of the Bolivar district. DISTRICT GEOLOGY The geologic setting for the Bolivar District is a volcanosedimentary...relatively unfolded, and deformation in the Bolivar district is controlled by shear faults, listric faults |  | | Report (volume) | | UNITED STATES DEPARTMENT OF THE INTERIOR Ray Lyman Wilbur, Secretary GEOLOGICAL SURVEY George Oils Smith...relations of the formations of the particular province rather than to conform with divisions recognized...for series and groups. For example: In the Gulf province the lower Cretaceous is called the Comanche series...Fredericksburg, and Trinity groups, while in the Pacific province the lower Cretaceous has a different development...Southern California (Diablo Range and Coalinga district). R. Anderson and R. W. Pack, 1915 (U. S. Geol |  | | Book (volume) | | Railroad Company Upland Industries Corporation U.S. Department of Energy ^ Library of Congress Cataloging-in-Publication...Boulder, Colorado 80301 Cover Photo: Chapter 20. 10 La Caridad Copper Mine, I. Salas, Guillermo P. ...geothermal field, Puebla F. Romero R. . 77 8. La Primavera geothermal field, Jalisco . Saul Vengas...173 15. Baja California Peninsula Metallogenic Province . 177 16. Summary of structural and stratigraphic...deposits of the El Boleo copper mine, Santa Rosalia district, Baja California Sur . Ivan F. Wilson and Victor |  | | Book | | MODELLING AND RESPONSE Editors JOACHIM GOTTSMANN Department of Earth Sciences, University of Bristol, Bristol...directly from Elsevier’s Science & Technology Rights Department in Oxford, UK: phone (+44) (0) 1865 843830; fax...Introduction 2. The Sierra Madre Occidental Volcanic Province 3. Regional Stratigraphy of the Sierra Madre Occidental...Mexico Maurizio Battaglia Department of Earth Sciences, University of Rome I ‘‘La Sapienza’’, P.le A. Moro...Monash University, Victoria, 3800, Australia; Department of Earth and Ocean Sciences, University of Waikato |  | | Report (volume) | | U.S. GEOLOGICAL SURVEY BULLETIN 1975 U.S. DEPARTMENT OF THE INTERIOR MANUEL LUJAN, JR., Secretary...Soria-Escalante 14 A geochemical study of the La Joya district by Robert Learned, Michael S. Allen, Orlando...1938. The ICSCC, under the direction of the U.S. Department of State, was authorized to coordinate the overseas...this framework, and with $25,000 from the U.S. Department of State, the USGS began geologic investigations...Allotments for Latin American studies from the U.S. Department of State were increased and supplemented by funds |  | | Report (issue) | | than 30 countries and the leader in Spain and Argentina. It is one of the ten largest private oil companies...leading refining and marketing company in Spain and Argentina, and the third leading private company in the...a M.S. degree in geology from the Geosciences Department at the University of Arizona, and after graduation...correlación estratigráfica del Paleozoico Superior en la región de Palomas, Chihuahua, México,” National Convention...November, 1961; and “Posibilidades petrolíferas de la región de San José de las Rusias a Sabino Gordo, |  | | Book (edition) | | H Rhodocbrosite, polished, 50 mm, Capillitas, Argentina, H Back cO\·erphoto: Wolframite. 45 mm. Yaogangxian...opaque mineral to reflect the light gypsum. 3 - calcite, 4 - fluorite, 5 - apatite, 6 - ortho- beam on...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 |  | 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) | | information should be addressed to the Permissions Department, John Wiley & Sons, Inc., 605 Third Avenue, New...the late Horace Winchell of Yale University, Department of Geology and Geophysics, and Brian J. Skinner...end members of isostruct ural series (e.g., the calcite group; see 14.1.1.1) or when several species have...given a different name and number. For example, calcite CaCOg (14.1.1.1) has a polymorph aragonite (14...Mineral Description and Feel 1 Tale 2 3 Gypsum Calcite 4 5 6 Fluorite Apatite Orthoclase a Quartz |  | | Book | | resulting from landslides caused by recent volcanism on La Palma and of the sub-marine eruption in 2011 a few...this to the volcanoes of the Madeira volcanic province and explain, in some detail, the origin of many...efforts in the region. By, Prof. C.J. Stillman Department of Geology, Trinity College Dublin, Ireland ...Canaria, Tenerife, La Gomera, La Palma, and El Hierro, along with the four smaller islets of La Graciosa, Alegranza...Lanzarote 143,000, Fuerteventura 107,000, La Palma 82,000, La Gomera 21,000, and El Hierro 11,000. In addition |  | | Journal (volume) | | Longest in Colombia, Aguascalientes, Asientos Mining District, Air, Dissolved, Action of in Mill Pulp, Air,...Ajuchitlan, Queretaro, Mines of, Alamos Promontorios District, Sonora, Alkalinity Table, Convenient, Alloys...Arsenic in Ores, Estimating, 16 Asientos, Mining District, Aguascalientes, 288 Assay for Platinum, Simple...Concentrates and ores of Tin, Assif, Berenguela Tin District, Bolivia, Blast Furnace Slag, Lead, Zinc Oxide...Feed, Purification of, Bolivia, Berenguela Tin District, Bolivia, Conditions of Tin Mining, Bolivia, Map |  | | 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, Utah—Arizona...Utah—Arizona ....vccccsnens F. Monticello-Moab-Thompsons District, Utah .....secvceee 326 327 ee eeseeee Gig GE...Mesabi .scccecccess Siac diaegievere apetencle: v\la Wiss@)-45A 368 MGS AALS oon: brnver.sy sm0 onver:...age of porphyry-type district, 66, p. 331-334 isotope Utah--a refined district, copper estimate: |  | 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) | | programme of research under taken by the Geology Department of Liverpool University under the leadership...San Jer6nimo Super-unit: some special aspects 54 La Mina Su/Jer-unit 54 Subordinate granitoid unassigned...112 Analytical methods 112 Principal anomalies JI3 La Granja 113 Caiiariaco I 13 Pandachi 113 Pomahuaca...metallogeny in the Western Cordilleran polymetallic province of northern Peru 115 Synopsis of mineral deposits...group 120 Quiruvilca/Chiletc group 120 �fichiquillay/La Huaca group 120 Discussion 121 Conclusjon 123 Ten: |  | | Book | | Alexander Geology and landscapes of Scotland Con Gillen La catastrophe: Mount Pelée and the destruction of Saint-Pierre...and Garachico — the Tigaiga Massif and the lower La Orotava Valley 147; The Canadas volcanic edifice...Canadas 152; The Dorsal de La Esperanza 164; The Bandas del Sur 169 CONT EINES La Gomera 2 Introduction...172; Logistics on La Gomera 175; Itineraries 177 La Palma 193 The northern shield of La Palma 197; The...The Cumbre Vieja volcano 204; Logistics on La Palma 206; Itineraries in the submarine volcano 208; Itineraries |  | | Report (volume) | | UNITED STATES DEPARTMENT OF THE INTERIOR Harold L. Ickes, Secretary GEOLOGICAL SURVEY W. C. Mendenhall...April 1930. Kans., October 1936. Ky., February 1930. La., March 1931. Maine, September 1935. Md., April...deg., degree or degrees. Man., Manual. Dept., Department. Math., Mathematical or Mathematics. Dev., Devonian...Metallurgical, Metallurgy, or tions. Metals. dist., district. Mg., Mining. div., division. mi., mile or miles...arid central northern North Carolina (Virgilina district). F. B. Laney, 1917 (Va. Geol. Surv. Bull. 14 |  | | Report (issue) | | the Guerrero terrane of M ex ico (Dict..inson and La,\ ton. 200 I); and the Nonhern Choru-. magn1at1c...Accreted fragments of Caribbean large igneous province - Gqlapagos hotspot Grijalva scarp --+--b....obducted a phiolite" unrelated to the large igneou::. province (Motagua ophioliLes). The 1nagne1ic anon1alies...pro, 1111:e: CT-Ca) mun trough. G-GueJTero terrane: LA-Le:..ser Antilles: M- Mayu block. : N- Ntcaragua;...-30° -so· ~u Figure 4. (conrinued) 20· ----- LA / Choroteg , ---;--- Cocos Plate block - _..:-- |  | | Journal (volume) | | operator could release the tension. 4 - The quarry superintendent said, “‘We want our shovel hoist...hydrocarbons said to be otherwise unrecoverable. Department of the Interior’s Solicitor, Edward Weinberg...consumers. The differential on sales in the Chicago district is 15 points under New York; for California 20...dried bulk.......... Rs genie $57.50 Ceramic: calcite and silica variable, Fe,0, max. 0.14% GR AU te...$57 tastnt nactetes eet mlematters Mica: N. Car. district, clear sheet mica, Ib: Size co $ .70-1.10 SWAN |  | | Book (volume) | | étant relativement ancien, il n’est plus protégé par la loi sur les droits d’auteur et appartient à présent...sont les témoins de la richesse de notre histoire, de notre patrimoine culturel et de la connaissance humaine...chemin parcouru par l’ouvrage depuis la maison d’édition en passant par la bibliothèque pour finalement se...travailler en partenariat avec des bibliothèques à la numérisation des ouvrages appartenant au domaine...ainsi accessibles à tous. Ces livres sont en effet la propriété de tous et de toutes et nous sommes tout |
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Malpaso Quarry, Dumesnil, La Calera, Calera Norte District, Colón Department, Córdoba Province, Argentina