 | Skirrow, R.G, Camacho, A, Lyons, P, Pieters, P.E, Sims, J.P, Stuart-Smith, P.G, Miró, R (2000) Metallogeny of the southern Sierras Pampeanas, Argentina: geological, 40Ar–39Ar dating and stable isotope evidence for Devonian Au, Ag–Pb–Zn and W ore formation. Ore Geology Reviews, 17 (1) 39-81 doi:10.1016/s0169-1368(00)00004-4 | Journal (article/letter/editorial) | | Metallogeny of the southern Sierras Pampeanas, Argentina: geological, 40Ar– 39Ar dating and stable isotope...Lugones 161, B. NueÕa Cordoba, Cordoba 5000, Argentina ´ ´ ´ b Received 14 July 1999; accepted in revised...Pampeanas tectono-stratigraphic terrane, northwestern Argentina, host diverse metallic mineral deposits of Au...rare-metal-enriched pegmatites were succeeded by a province-wide metallogenic epoch and concurrent tectonic...mesothermal lode Au Ž"Cu " Ag. in the Sierra de Las Minas and Sierras de Cordoba yields ´ Devonian 40Ar– 39Ar |  | | Journal (article/letter/editorial) | | from the Sierras Pampeanas, Argentina J. A. DAHLQUIST1,*,{ 1 Centro de Investigaciones Geológicas,... CONICET-U.N.L.P., calle 1 N8 644, La Plata (1900), Argentina ABSTR ACT A study of the distribution...metaluminous granitoids from Sierra de Chepes, Sierras Pampeanas, Argentina, reveals that a large proportion...elements, epidote-bearinggranitoids, Sierra de Chepes, Argentina. Introduction VARIOUS studies of granitoid...address: Centro de Investigaciones Cientõ´ficas y Transferencia Tecnológica La Rioja, Dpto. de Geociencias |  | Sato, Ana María, Tickyj, Hugo, Llambías, Eduardo Jorge, Stipp Basei, Miguel Angelo, González, Pablo Diego (2004) Las Matras Block, Central Argentina (37°S-67°W): the Southernmost Cuyania Terrane and its Relationship with the Famatinian Orogeny. Gondwana Research, 7 (4) 1077-1087 doi:10.1016/s1342-937x(05)71085-6 | Journal (article/letter/editorial) | | Research, Japan. ISSN: 1342-937X Las Matras Block, Central Argentina (37OS-67”W): the Southernmost Cuyania...Gonziilez’ Centro de lnvestigaciones Geolbgicas, CONICET-Universidad Nacional de La Plata, Calle 1 N o...o 644, B l SOOTAC La Plata, Argentina, E-mail: sato@cig.museo.unlp.edu.ar; 1lambias~cig.museo.unlp.edii...Universidad Nacional de La Pampa. Av. Uruguay 151, L6300CLB Santa Rosa, La Pampa, Argentina, E-mail: htickyj@exactas...htickyj@exactas.unlpam.edu.ar CPGeo, lnstituto de Geocitncias, Universidade de 5’50 Paulo, S i o Paulo S P 05422-970 |  | | Report (chapter) | | Structural evolution of the Sierra de San Luis (Eastern Sierras Pampeanas, Argentina): implications for the...Departamento de Geologia, Universidad Nacional del Sur, San Juan 670, 8000 Bahia Blanca, Argentina Abstract:...Abstract: The Western Basement Complex of the Sierra de San Luis underwent a complex deformational and metamorphic...sinistral component in the western part of the sierra. Based on a few radiometric data, this stage is...together with some evidence from outside the Sierra de San Luis, can be interpreted as the effect of |  | Ford, A., Hagemann, S.G., Fogliata, A.S., Miller, J.M., Mol, A., Doyle, P.J. (2015) Porphyry, epithermal, and orogenic gold prospectivity of Argentina. Ore Geology Reviews, 71. 655-672 doi:10.1016/j.oregeorev.2015.05.013 | Journal (article/letter/editorial) | | epithermal, and orogenic gold prospectivity of Argentina A. Ford a,b,⁎, S.G. Hagemann a, A.S. Fogliata...Fundación Miguel Lillo, University of Tucumán, Argentina d Troy Resources Ltd., 214 King Street West, Suite...Accepted 18 May 2015 Available online xxxx Keywords: Argentina Gold Prospectivity mapping a b s t r a c t This...porphyry, epithermal, and orogenic gold districts in Argentina, including the tectonic, geological, and structural...epithermal and orogenic gold mineralization in Argentina. The results of the prospectivity mapping highlight |  | | Journal (article/letter/editorial) | | the proto-Andean foreland (Sierras Pampeanas, Argentina): geochemical constraints and petrogenesis from...2013 # Springer-Verlag Wien 2013 Abstract A new LA-ICP-MS crystallization age of 370± 8 Ma is presented...Sarsfield 1611, CICTERRA building, X5016CGA Córdoba, Argentina e-mail: jdahlquist@efn.uncor.edu P. H. Alasino...5300 La Rioja, Argentina P. H. Alasino CRILAR-CONICET, Entre Ríos y Mendoza, 5301 Anillaco, La Rioja...Rioja, Argentina C. Bello Regional Centro, Comisión Nacional de Energía Atómica, Espinel 902, 5000 Córdoba |  | | Journal (article/letter/editorial) | | related rocks from the Guatemala Suture Zone Department of Earth and Planetary Sciences, American Museum...Kennet E. Flores2,1, and Horst R. Marschall3,1 Department of Earth and Environmental Sciences, Brooklyn...will crystallize jadeite in lieu of jadeite plus quartz or albite, depending on pressure (see Harlow et...(near the town of Río Hondo), Zacapa and near Rosario, Izabal, an E-W distance of 230 km (Fig. 1: Harlow...contains a variety of ophiolites (e.g., RI Juan de Paz), serpentinite mélanges, mixed metavolcanic-metasedimentary |  | | Journal (article/letter/editorial) | | Hamburg, XVII (1901), 78-224; "La geografia fisica y la geologia de la peninsula de Yucat6n" (Chiapas and Tabasco...Inst. geol. Mexico, No. 3, 1896; A. Dollfus et E. de Mont-Serrat, Mission scientifique au Mexique et dans...Central, G6ologie,Paris, 1868; E. Suess (de Margerie), La Face de la terre, III (3) (1913), 1264-74. ' Bailey...of 8,000 feet for Congrejal and Bonita peaks, near La Ceiba, Honduras, as given on a chart of the U.S....known as the Sierra de la Grita, Sierra de Merendon, Sierra del Espiritu Santo, and the Sierra de Omoa-the |  | Ortega-Gutiérrez, Fernando, Solari, Luigi A., Ortega-Obregón, Carlos, Elías-Herrera, Mariano, Martens, Uwe, Morán-Icál, Sergio, Chiquín, Mauricio, Keppie, John Duncan, De León, Rafael Torres, Schaaf, Peter (2007) The Maya-Chortís Boundary: A Tectonostratigraphic Approach. International Geology Review, 49 (11) 996-1024 doi:10.2747/0020-6814.49.11.996 | Journal (article/letter/editorial) | | Torres De León & Peter Schaaf a d Instituto de Geología, Universidad Nacional Autónoma de México ...Universidad de San Carlos, Cobán, Guatemala d Instituto de Geofisica, Universidad Nacional Autónoma de México...Mauricio Chiquín , John Duncan Keppie , Rafael Torres De León & Peter Schaaf (2007) The Maya-Chortís Boundary:...MARIANO ELÍAS-HERRERA, Instituto de Geología, Universidad Nacional Autónoma de México, Cd. Universitaria, Mexico...Mexico DF 04510, Mexico UWE MARTENS, Department of Geological and Environmental Sciences, Stanford University |  | | Journal (article/letter/editorial) | | East of the Honduras Depression and south of the Sierra de Pija the surface of the country resemblesthat...the coresof the Sierra de la Grita, the Sierra del Espiritu Santo, and the Sierra de Omoa in the northwest... PETROLEUM POSSIBILITIES OF HONDURAS. 477 Sierra del Palmar, branchesoff from the main crystallinerange...crystallineSierra de la Grita extendsa parallel tangleof Lower Cretaceoussedimentaryrocks, the Sierra de Merend6n...dissectedMesozoic range are the Sierra de Colinas,the Sierra de Atima, the Cerros de Santa B/trbara,northwestof |  | | Journal (article/letter/editorial) | | basin, Sierras de Córdoba, Argentina Joshua J. Schwartz∗ , L. Peter Gromet Department of Geological Sciences...metasedimentary rocks of Cambrian or older age in the Sierras de Córdoba provide information on sources of continental...conclude that the metasedimentary rocks in the Sierras de Córdoba and related rocks to the north in the Puncoviscana...the Arequipa–Antofalla terrane, the Borborema Province and the Kalahari craton, all of which were proximal...Pampeanas, Argentina (Fig. 1). These sed∗ Corresponding author. Present address: Department of Geology |  | | Journal (article/letter/editorial) | | Sierras de Córdoba, Argentina Alina B. Guereschi ⁎, Roberto D. Martino CONICET and Departamento de Geología...Básica, Facultad de Ciencias Exactas, Físicas y Naturales, Universidad Nacional de Córdoba. Av. Vélez...Vélez Sársfield N°1611 (X5016GCA), Córdoba, Argentina Received 2 June 2006; received in revised form 13 July...the central eastern Sierra de Comechingones (Sierras Pampeanas of Córdoba, Argentina), two types of migmatites...Cambrian (520–530 Ma) in other areas in the Sierras de Córdoba, in which case the first migmatization event |  | Otamendi, J.E., Castellarini, P.A., Fagiano, M.R., Demichelis, A.H., Tibaldi, A.M. (2004) Cambrian to Devonian Geologic Evolution of the Sierra de Comechingones, Eastern Sierras Pampeanas, Argentina: Evidence for the Development and Exhumation of Continental Crust on the Proto-Pacific Margin of Gondwana. Gondwana Research, 7 (4) 1143-1155 doi:10.1016/s1342-937x(05)71090-x | Journal (article/letter/editorial) | | Geologic Evolution of the Sierra de Comechingones, Eastern Sierras Pampeanas, Argentina: Evidence for the Development...Universitario (X5804BYA) Rio Cuarto, Cbrdoba,Argentina * Corresponding author: E-mail: jotamendi@exa...23,2004) Abstract Crystalline rocks from the Sierra de Comechingones, eastern Sierras Pampeanas, evolved...crust. Crystalline rocks currently exposed in the Sierra de Comechingones show that they crystallised and...crystalline crustal sequences currently exposed in the Sierra de Comechingones. For this, we must consider field |  | Morteani, G., Eichinger, F., Tarantola, A., Müller, A., Götze, J., Sfragulla, J.A. (2016) The synorogenic pegmatitic quartz veins of the Guacha Corral Shear zone (Sierra de Comechingones, Argentina): A textural, chemical, isotopic, cathodoluminescence and fluid inclusion study. Geochemistry, 76 (3) 391-404 doi:10.1016/j.chemer.2015.09.001 | Journal (article/letter/editorial) | | pegmatitic quartz veins of the Guacha Corral Shear zone (Sierra de Comechingones, Argentina): A textural...Schweitenkirchen, Germany, c UMR GeoRessources 7359, Université de Lorraine. 54506 Vandoeuvre-lès-Nancy Cedex, France...Germany g Secretaria de Mineria, Av. Hipólito Yrigoyen 401, 5000 Córdoba, Argentina b a r t i c l e i...Keywords: Argentina Cathodoluminescence Fluid inclusions Granulite facies Hydrocarbons Quartz veins Sierras...The quartz veins and pegmatites of the Sierra de Comechingones (Sierras de Córdoba, NE Argentina) belong |  | | Report (volume) | | International Cooperation Administration, U. S. Department of State UNITED STATES GOVERNMENT PRINTING OFFICE...OFFICE, WASHINGTON a 1957 UNITED STATES DEPARTMENT OF THE INTERIOR FRED A. SEATON, Secretary GEOLOGICAL...Hornitos mine ______ ;_______________________________ Las Flores deposits _________________________________...Francisco mine____________________________________ La Uni6n mine ________________ --------------------..._______________________________________________ Las Tablas deposit_____________________________________ |  | | Report (issue) | | UNITED STATES DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY PRELIMINARY DEPOSIT-TYPE MAP OF NORTHWESTERN...sodium compounds BRI brine P phosphates C coal QTZ quartz F fluorite TLC talc GRF graphite VRM vermiculite...Evaporite Na Trona Salt Fluorite Vein Limestone Quartz USGS MODEL NUMBER The number corresponding to...en el prospecto "El Alacran", Sonora - hasta Marzo de 1970 [Report on geological, geochemical and geophysical...geologicas-mineras sobre cobre en los prospectos de "Los Alisos", "La Caridad" y "El Alacran"- Reconocimiento |  | | Report (chapter) | | margin units. BVP, Baja Verapaz; SSC, Sierra Santa Cruz; JPZ, Juan de Paz; NM, North Motagua; SM, South Motagua...Mabujna; ET, Escambray; MB, Mayarı̀– Baracoa; SRM, Sierra Maestra (Cuba); NC Northern Cordillera; LC, Loma...Cordillera; HA, Dumisseau and Massif de la Hotte (Hispaniola); SB, Sierra Bermeja (Puerto Rico). Southern...Costera; TT, Caucagua–El Tinaco; LH, Loma de Hierro; VC, Villa de Cura; DH, Dos Hermanas; PI, Piemontine... Rivas, Las Palmas, Samara and Barraonda Fms. Fig. 2. Cross section of Guanacaste province of Costa |  | | Journal (article/letter/editorial) | | Astini c a CONICET-IESGLO, Instituto de Sedimentología, Facultad de Ciencias Naturales y Fundación Miguel...Universidad Nacional de Tucumán, Miguel Lillo 251, T4000JFE, San Miguel de Tucumán, Argentina b CONICET-INGEODAV...Aires, Argentina c Laboratorio de Análisis de Cuencas, CICTERRA, CONICET-Universidad Nacional de Córdoba...Avenida Vélez Sársfield 1611, X5016GCA Córdoba, Argentina a r t i c l e i n f o Article history: Received...February 2011 Keywords: Paleomagnetism Northwestern Argentina Gondwana Paleozoic Pampia a b s t r a c t Different |  | | Report (issue) | | a component of Association: zeolites. Albite, quartz, muscovite, omphacite, glaucophane, calcite, aragonite...Manzanal, in the Motagua Valley, near the Sierra de las Minas, Guatemala. Name: From jade, a material commonly...containing jadeite, in turn from the Spanish Piedra de yjada, or colic stone, for its supposedly curative |  | | Journal (article/letter/editorial) | | fault zone, central Argentina S. J. WHITMEYER1* AND R. P. WINTSCH2 1 Department of Earth Sciences, Boston...University, Boston, MA 02215, USA (swhitmey@utk.edu) 2 Department of Geological Sciences, Indiana University, Bloomington...zone in the Eastern Sierras Pampeanas, central Argentina, experienced multiple ductile deformation and...particularly in areas of inferred high strain. Quartz precipitated in porphyroclast pressure shadows...in a volume decrease. Syntectonic D3 muscovite + quartz + chlorite preferentially grew in an orientation |  | | Report (issue) | | ——————————————— - ————————————— 22 Lesser Antilles-La Desirade ———————————————————————• ———————— 28 Trinidad...——————————— 49 Cordillera Occident al-Serrania de Baudo ———————————————————— 50 Geophysical surveys...Trough — ——— — 41 25 Crustal sections from Isla de Aves to Calabozo ——————————— 42 26 Crustal models...and Colombia (Murray, 1972, Martin Bellizzia and de Arozena, 1972, and Barrero, 1977, 1979). According...(19T6), Institute Geografico Nacional de Guatemala (1965), U.S. Department of Defense gravity library (written |  | | Journal (article/letter/editorial) | | George E. Harlowc and Hans G. Avé Lallemantd a Department of Mineral Sciences, Smithsonian Institution...contacts are generally not exposed. In the Sierra de las Minas, Guatemala, we have studied a 3 m-wide pit...setting and location of El Cipres Mine, Sierra de las Minas, Guatemala. Figure 1a shows faults and various...plotted as a filled diamond in the central Sierra de las Minas. Figure 1c, a photograph of the mine, was...jade mining, is preserved in the central Sierra de las Minas, Guatemala (Figures 1–3). The contact is |  | Brueckner, Hannes K., Avé Lallemant, Hans G., Sisson, Virginia B., Harlow, George E., Hemming, Sidney R., Martens, Uwe, Tsujimori, Tatsuki, Sorensen, Sorena S. (2009) Metamorphic reworking of a high pressure–low temperature mélange along the Motagua fault, Guatemala: A record of Neocomian and Maastrichtian transpressional tectonics. Earth and Planetary Science Letters, 284 (1) 228-235 doi:10.1016/j.epsl.2009.04.032 | Journal (article/letter/editorial) | | USA c Department of Earth Science, Rice University, Houston, TX, 77005, USA d Geosciences Department, University...University of Houston, Houston, TX, 77204, USA e Department of Earth and Planetary Sciences, American Museum...of Natural History, New York, NY 10024, USA f Department of Geological and Environmental Sciences, Stanford...University, Misasa, Tottori 682-0193, Japan h Department of Mineral Sciences, National Museum of Natural...greenschist-facies San Diego phyllite, the amphibolite-facies Las Ovejas complex, and relatively undeformed granitoids |  | | Report (issue) | | SURVEY 1981 CIRCULAR 858-A United States Department of the Interior JAMES G. WATT, Secretary Geological...-------------------------------------------Estado de Mexico ---------------------------------Guanajua...Tamaulipas_________________________________________ 58 Vera Cruz ------------------------------------------...arranged alphabetically by country and State or Province; the deposits are numbered sequentially within...trying price, this adds to the uncertainty and further de- to decipher what is meant for those with which creases |  | | Journal (article/letter/editorial) | | amounts of acmite, chloromelanite — the stone piedra de yjada (stone for the (NaAlFe)Si 12 0 6 — is formed...Guatemala, close to the serpentine area of Sierra de las Minas. Foshag of the Smithsonian Institute said...there. He mentioned green jasper, plasma stone, quartz, etc., but no jade. Actually the green jasper and...sands were found in China itself, in the Hopei province. The trade routes were reopened and jade cutting...it was carried through the neighboring Chinese province of Yun-Nan to Shanghai and Canton, where it was |
|
