 | | Journal (article/letter/editorial) | | isotopes in the tropical mining region of Taxco, Guerrero (southern Mexico) Azucena Dótor-Almazán, María Aurora...isotopes in the tropical mining region of Taxco, Guerrero (southern Mexico), Chemical Geology (2017), doi: 10...isotopes in the tropical mining region of Taxco, Guerrero (southern Mexico) Azucena Dótor-Almazán1, María Aurora...Universidad Nacional Autónoma de México, Instituto de Geofísica, Circuito de la Investigación S/N, C.U....Ciencias de la Tierra, Universidad Autónoma de Guerrero, Ex hacienda San Juan CR Bautista s/n, Taxco el Viejo |  | | Journal (article/letter/editorial) | | Two Abandoned Tailings in the Taxco Mining District, Guerrero (Mexico) Teresa Pi-Puig 1,2, *, Jesús Solé...Adriana Gómez Cruz 3 Instituto de Geología, Universidad Nacional Autónoma de México (UNAM), Cd. Universitaria...Universitaria, Coyoacán, Mexico City 04510, Mexico; jsole@geologia.unam.mx Laboratorio Nacional de Geoquímica y Mineralogía...Nacional Autónoma de México (UNAM), Cd. Universitaria, Coyoacán, Mexico City 04510, Mexico Posgrado en Ciencias...Ciencias de la Tierra, Universidad Nacional Autónoma de México (UNAM), Cd. Universitaria, Coyoacán, Mexico |  | | Journal (article/letter/editorial) | | Potentially Toxic Chemical Species at an Abandoned Copper Mine Tailings Dump Wilson Mugera Gitari 1,2, * 1 2 3...February 2018 Abstract: Large volumes of disposed mine tailings abound in several regions of South Africa...abundance: quartz > epidote > chlorite > muscovite > calcite > hematite within the tailings profiles. The neutralization...consequently resulting in the formation of acidic mine drainages with low pH conditions laden with high...oxidative weathering of pyrite present within the mine tailings dumps [14]. The duration of these environmental |  | Cruz-Jiménez, G., Loredo-Portales, R., Del Rio-Salas, R., Moreno-Rodríguez, V., Castillo-Michel, H., Ramiro-Bautista, L.R., Aquilanti, G., De La Rosa-Álvarez, Ma.G., Rocha-Amador, D.O. (2020) Multi-synchrotron techniques to constrain mobility and speciation of Zn associated with historical mine tailings. Chemical Geology, 558. 119866pp. doi:10.1016/j.chemgeo.2020.119866 | Journal (article/letter/editorial) | | and speciation of Zn associated with historical mine tailings T G. Cruz-Jiméneza, R. Loredo-Portalesb... Ma.G. De La Rosa-Álvarezi, D.O. Rocha-Amadorb ⁎ a Departamento de Farmacia, Universidad de Guanajuato...Guanajuato, Guanajuato, Mexico CONACyT-Estación Regional del Noroeste, Instituto de Geología, Universidad...Nacional Autónoma de México, Colosio y Madrid s/n, C.P. 83000 Hermosillo, Sonora, Mexico c Estación Regional...Regional del Noroeste, Instituto de Geología, Universidad Nacional Autónoma de México, Colosio y Madrid s/n |  | | Report (issue) | | Susana A. Alaniz-Álvarez Centro de Geociencias Universidad Nacional Autónoma de México Apartado postal 1-742...F. Nieto-Samaniego Centro de Geociencias Universidad Nacional Autónoma de México Apartado postal 1-742...Geológica Mexicana in the following issues of the Boletín de la Sociedad Geológica Mexicana, Volumen Conmemorativo...Grandes Fronteras Tectónicas de México, and no. 2, Aspectos Históricos de la Geología en México, edited...Ángel F. Nieto-Samaniego; and no. 3, Temas Selectos de la Geología Mexicana, edited by Ángel F. Nieto-Samaniego |  | | Report (issue) | | North-Central Mexico Edited by Claudio Bartolini Department of Geological Sciences University of Texas at El Paso...Paso El Paso, Texas 79912 United States and James L. Wilson 1316 Patio Drive New Braunfels, Texas 78130...of Geological Sciences New Mexico State University Las Cruces, New Mexico 88003 United States SPECIAL...Perspective view toward the east includes Sierras de San Julian, Teyra, Candelaria and Grunidora (northwest-trending...stratigraphy and paleogeographic evolution of northeast Mexico.1 R. K. Goldhammer and C. A. Johnson 2. Red beds |  | | Report (issue) | | SURVEY EVOLUTION OF THE LOS FRAILES CAIDERA, CABO DE GATA VOLCANIC FIELD, SOUTHEASTERN SPAIN B/ Charles...FRAILES CALDERA, CABO DE GATA VOLCANIC FIELD, SOUTHEASTERN SPAIN INTRODUCTION The Cabc de Gata volcanic field...of gold (Sierra and Leal, 1968). The Transaccion mine is being reopened as a heap-leach operation; published...minor gold have been produced from mines in the Cabo de Gata center, located just southwest of the Los Frailes...caldera, which is the oldest known caldera in the Cabo de Gata volcanic field, is about 5 km across and the |  | | Journal (article/letter/editorial) | | chain of volcanoes that extend from western Panama to El Salvador, as well as fold axes within a forearc depositional...by agencies from Bulgaria, Russia, Bra zil, and Mexico. The most recent phase of acceler ated mineral...Manifestations of the depres sion are evident in El Salvador to the northwest and south to the northeast...Jurassic-Cretaceous Todos Santos Formation of Honduras and El Salva dor (McBirney and Williams, 1965; McBirney...Cretaceous Rivas For mation through to the Pliocene El Salto Formation. This sequence is summarized in Figure |  | | Journal (article/letter/editorial) | | Directorate-GeneralXII, Commissionof the European Communities,Rue de la Loi 200, B-1049, Brussels, Belgium Received: December...1989/Accepted: August 2, 1990 Abstract. The Cabo de Gata volcanic field of southeastern Spain contains...discuss the evolution of three calderas in the Cabo de Gata volcanic field of southeastern Spain. The papers...Lomilla calderas (described in Part II). The Cabo de Gata volcanic field is the only extensive area of...margins of calderas, and miningdistricts withinthe Cabo de Gata volcanic field S 22 2~ 2o06'W 36~ 48' N |  | | Journal (article/letter/editorial) | | Chaupiloma (19.5–15.9 Ma), and the dacitic Cerro Fraile pyroclastics (15.5–15.1 Ma). The younger Yanacocha...begins association with French government Bureau de Recherches Geologiques et Minieres (BRGM)4 (A. Pavard...A. Pavard, and M. Cardoso) Newmont and Compania de Minas Buenaventura, S.A (BV) begin their association...(Compania de Exploraciones, Desarrollo e Inversiones de Mineria), the Peruvian branch of the Bureau de Recherches...joint venture composed of Newmont (38%), Compania de Minas Buenaventura, S.A. (32.3%), BRGM (24.7%), and |  | | Report (volume) | | Billings, M. P., 1. look: Clifford, O. C., Jr. Mexico, Paricutin ash deposits, Ore detection by new devices:...geological history and Future: Conselman, F. B. , 7. Mexico: Guzman Jimenez, E. J., petroleum geology: Thomas...limonite: Keller, W. D., 5. Moneymaker, B. C., 1. Mexico; Rodriguez Cabo, J., Jr. ,1. Indian Mtn. area:... Jr., 1. Lowndes County: Scott, John C. Uranium, De Kalb County, ChattanMadison County: Malmberg, ooga...Oxygen-isotope variations, MalasCleary Hill gold mine, soluble pina Glacier: Epsteina, S., 7. heavy metals |  | | Report (volume) | | Petroleros Bol.-Asociacion Mexicana de Ge6logos Petroleros Boletin. Mexico, D.F. Assoc. Am. Geographers Annals-Association...Ithaca, N.Y. Cahiers Geographie Quebec-Cahiers de Geographie de Quebec. Quebec, Quebec. Calif. Dept. Nat....Commun. Geol.-Copenhague Universite, Museum de Mineralogie et de Geologie Communications Geologiques. Copenhagen...Journal. Chapel Hill, N.C. El Salvador Univ. Inst. Tropical Inv. Cient. Comun.-El Salvador Universidad Instituto...Instituto Tropical de Investigaciones Cienti:ficas Comunicaciones. San Salvador. Eng. Min. Jour.-Engineering |  | | Report (volume) | | Pangae a 18 5 REIJS, J . & McCLAY , K . Th e Salin a de l Frail e pull-apart basin , northwest Argentin a...Thi s vie w has been questione d recently b y Maggi el al. (2000a, b ) who argue that the distribution of...as well as b y foldin g an d thrustin g (Sorlie n el al . 1999) . Other example s o f rotationa l termination...F., STORTI , F. , BRANCOLINI , G., BUSETTI, M . & DE CILLIA , C . 1998 . Strike-sli p induce d Cenozoi...VAUCHE Z & A. TOMMAS I Laboratoire de Tectonophysique, Universite de Montpellier II et CNRS, PL Eugene |  | 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) | | 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...amphiboles, pyroxenes, olivines, garnets, clays, calcite, dolomite, apatites, rutile, hematite, magnetite...has been expanded considerably, especially for calcite and quartz. Many rare minerals are known from only |  | | Journal (issue) | | Investigations and studies in Jade (2 volumes). The De Vinne Press, New York Beutell, N., and Heinze, R...jade. Tenth International Geological Congress (Mexico, 1906), Compte Rendu, 253-70 Nichol, D., 2000....consistent with literature data (Choyke and Patrick, 1961; de Oliveira et al., 1996). The spectra of the Russian...substrates. Proc. SPIE-Int. Soc. Opt. Eng. 3629, 393-9 de Oliveira, A.C., Freitas, J.A. Jr., and Moore, W.J...generally other materials altogether - yellow calcite, green aventurine quartz, dyed chalcedony and dyed |  | | Report (volume) | | Howard R. Cramer, Barbara L. Stringfield, Eleanor H. de Chadenedes, Florence V. Oftedahl, Margaret Cooper...headings are: ALABAMA, ALBERTA, CANADA, JAMAICA, MEXICO, NEVADA, and UNITED STATES. CANADA and UNITED STATES...Brasileira Cienc. Auais Academia Brasileira de Ciencias Anais. Rio de Janeiro. Acad. Cienc. M6d., FIs. y Naturales...Naturales Habana Anales Academia de Ciencias MSdicas, Fisicas y Naturales de la Habana Anales. Havana. Acad...Cienc. Mem. Rev. Academia Nacional de Ciencias Memorias y Revista. Mexico, D.F. Acad. Nat. Sci. Philadelphia |  | | Report (chapter) | | of the International Geological Congress, Mexico City, Mexico. Significance of strike-slip bends and unresolved...well-studied San Andreas fault zone of the western USA and Mexico (Fig. 1), which is the most commonly used example...Quaternary Enriquillo– Plantain Garden Mur– Murz El Paraiso Basin Colombia Algeciras Velandia et al...Lazy-S pull-apart Active Salina del Fraile Argentina El Fraile 19 Lazy-S pull-apart Active Oligocene...– L. Quaternary Neogene – L. Quaternary San Juan de Villalobos – Yunguillo Basin Siabu Basin Siqueiros |  | Bekker, A., Slack, J. F., Planavsky, N., Krapez, B., Hofmann, A., Konhauser, K. O., Rouxel, O. J. (2010) Iron Formation: The Sedimentary Product of a Complex Interplay among Mantle, Tectonic, Oceanic, and Biospheric Processes. Economic Geology, 105 (3) 467-508 doi:10.2113/gsecongeo.105.3.467 | Journal (article/letter/editorial) | | Road, Woods Hole, Massachusetts 02543 Européene de Bretagne, IUEM European Institute for Marine Studies...saturated with respect to amorphous silica and calcite. Under those conditions, the photochemical contribution...in anoxic and suboxic waters (De Baar et al., 1988; Bau et al., 1997; De Carlo and Green, 2002). Redox-induced...cycling in the suboxic zone (German et al., 1991; De Carlo and Green, 2002). There is no evidence for...and peloids were found from Cape Mala Pascua to El Fraile Point, Venezuela, in shallow (~35−40-m depth) |  | | Report (issue) | | Carlos W. Rapela Centro de Investigaciones Geologicas Universidad Nacional de La Plata La Plata 1900,...photo: View north across Lago Chungara of the Nevados de Payachata Volcanic Group at 18°S in northern Chile...5) pad ew ee HAM OHM M. Brown er 12. The Cordoén de Lila Complex, Central Andes, Northern Chile; An Ordovician...Deep Crust of an Early Paleozoic Arc; The Sierra de Fiambala, Northwestern Argentina. . ectuxgeta Latte)...F.N. Page, L. M. Villar, R. G. Coleman, and M. V. de Ramirez eR 14. Petrology of Quaternary Shoshonitic |  | | Book | | Sciences Institute 'J aume Almera', Consejo Superior de I11vestigaciones Cientificas, Barcelona, Spain •...Field excursion from central Chile to the Atacama De<,crt. W. Gibbons & -1. Moreno 329 Refere nee::...oceanic trenches in the world. the chance to tra\'el over nonnal ver<;us ·t1at-slab· ocean plate subduction...(SERNAGEOM J N. Chile) E. Custodio (Univ. Politecnica de Cataluna, Spain) E. Godoy (SER NAGEOMI , Chile) A...University. USA) C. Lomnitz (UNAM. Mexico) F. L opez Vera (Univ. Aut6noma de Madrid, Spain) H. Miller (Ludwig-Maximilians-Un1 |  | | Report (issue) | | of late Miocene age in the Tehuantepec area of Mexico, occurs in the Chagres sandstone proper. Of the... Bold, W. A. van den, La posicion estratigrafica de la Formacion La Boca, Panama, Zona del Canal: Inst...tecnicos presentados en la Tercera Reunion de Geologos de America Central, 1971), p. 167-170, 9 figs...Julio, and others, Atlas Nacional de Panama: [n.p.] Comision del Atlas de Panama, 71 pis., and text. Includes...Mulinia aff. M. cleryana (d'Orbigny) Harvella elegans el eg ana (Sowerby) _ _ _ ... Mactrellona alata (Spengler) |
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