 | Lexa, J., Šebesta, J., Chavez, J. A., Hernández, W., Pécskay, Z. (2011) Geology and volcanic evolution in the southern part of the San Salvador Metropolitan Area. Journal of GEOsciences, 56 (1) 106-140 | Journal (article/letter/editorial) | | Cuscatlán Formation comprises the Jayaque and Santo Tomás calderas, the andesitic–dacitic Ilopango and...está representada por las Calderas Jayaque y Santo Tomás, las ignimbritas andesíticas/dacíticas de Ilopango...Rendero 10 15 22 55 o 30 San Jose 151 Santo a cone C o 20 lc Tomás 14 a m a 362 vo ld Larga as m er 6 o...Ilopango?). Basaltic volcano Loma Larga in the Santo Tomás caldera, dacite–andesite San Jacinto extrusive...ignimbrites do not show pumice fragment Caldera Santo Tomas Caldera Planes de Renderos Loma Larga volcano |  | | Journal (article/letter/editorial) | | was recognized for the first time in the Uberroth Mine, near Friendensville, in the Saucon Valley of Pennsylvania...al. 2003), in the Sierra Mojada Zn district in Mexico (Ahn 2010), and in the Reliance deposit near Beltana...zinc et d’aluminum hydrate” in the Vieille-Montagne Mine (Belgium). The mineral was definitely validated...low-temperature hydrothermal fluids, as in Preguiça mine, Southern Portugal (Will et al. 2014). Baileychlore...recognized in association with willemite in the Franklin mine, New Jersey (U.S.A.). Up to date, in clearly hy |  | Izaguirre, Aldo, Iriondo, Alexander, Kunk, Michael J., McAleer, Ryan J., Atkinson, William W., Martínez-Torres, Luis M. (2017) Tectonic Framework for Late Cretaceous to Eocene Quartz-Gold Vein Mineralization from the Caborca Orogenic Gold Belt in Northwestern Mexico*. Economic Geology, 112 (6) 1509-1529 doi:10.5382/econgeo.2017.4519 | Journal (article/letter/editorial) | | the Caborca Orogenic Gold Belt in Northwestern Mexico* Aldo Izaguirre,1,2,† Alexander Iriondo,1 Michael...Juriquilla 3001, Juriquilla, 76230, Querétaro, Mexico 2 Universidad Autónoma de Ciudad Juárez, Departamento... del Charro 450, 32310, Cd. Juárez, Chihuahua, Mexico 3 U.S. 4 Department 5 Department Geological Survey...gold-bearing quartz veins and extends from northwestern Mexico into the southwestern United States. The Caborca...affected the Cordillera forearc region in northwestern Mexico as a response to the flat subduction and the eastward |  | | Report (issue) | | use today. Native copper from the Cerro de Pasco Mine, a shell used as a palette for mixing cinnabar-based...in Latin America. The pleasure has certainly been mine. I would like to express my sincere thanks and appreciation...(Utah, USA) (Klockmann and Ramdohr, 1947); Tsumeb Mine (Namibia, Africa) (written commun., Dr. Ulrich Petersen);...Quechua: khespi, cauata, caguata, umiña rumi (Santo Tomás, 1560) umiña (González Holguín, 1608), precious...1616) In Yunga: kauata, kawara, cauata, caguata (Santo Tomás, 1560) The color green was highly regarded by |  | | Journal (article/letter/editorial) | | Smithsonite occurs in zoned concretions with goethite, Mn (hydr)oxides and Zn clays, as well as replacive...Porphyry Cu cluster/deposit Non sulfide Zn deposit SANTO TOMÁS Town/Village Fe-Zn(Cu, Au) Skarn 14°30’ S...possibility of zinc being partly hosted within the goethite lattice. Minor components also occur, like a few...the MET1-23-86.0 drill core, mainly smithsonite, goethite, and sauconite. c. Sharp ore-limestone contact...cerussite, Cha = chalcophanite, Co = coronadite, Goe = goethite, Ha = halloysite, Hem = hemimorphite, Sm = smithsonite |  | | | | hosted in the now-eroded rocks above the Yanque mine site. Zinc-rich solution migrated through the sedimentary...Andahuaylas province, is a wide area surrounding the Santo Tomás pluton, which hosts many Zn and Pb occurrences...a nonsulfide deposit located 20 km north of Santo Tomás and 1.5 km west of the Dolores porphyry copper...remnants of galena and barite (Fig. 1). At the Yanque mine, the rock types of the lower part of the Mara Formation...copiapite, Dol = dolomite, Gn = galena, Gth = goethite, Hm = hemimorphite, Kln = kaolinite, Mg-cal = |  | | Journal (article/letter/editorial) | | hosted in the now-eroded rocks above the Yanque mine site. Zinc-rich solution migrated through the sedimentary...Andahuaylas province, is a wide area surrounding the Santo Tomás pluton, which hosts many Zn and Pb occurrences...a nonsulfide deposit located 20 km north of Santo Tomás and 1.5 km west of the Dolores porphyry copper...remnants of galena and barite (Fig. 1). At the Yanque mine, the rock types of the lower part of the Mara Formation...copiapite, Dol = dolomite, Gn = galena, Gth = goethite, Hm = hemimorphite, Kln = kaolinite, Mg-cal = |  | | Book | | label: Aerial view of the Bingham Canyon copper mine, Kennecott Utah Copper, September 2003. Photo courtesy...Tunnels Au-Ag-Zn-Pb deposit, Montana, United States (mine now exhausted). 1971: Recognized control of ore...high sulfidation epithermal Au-Ag deposit, Chile (mine now exhausted). 1971: First formal recognition...which led to discovery of Perkoa Zn-Pb-Ag deposit (mine under construction). 1990: Recommendation of Cerro...porphyry Cu deposit, Chuquicamata district, Chile (mine under construction). 1978: Recognition of concealed |  | | Book | | Glaciated Karst Golondrinas and the Giant Shafts of Mexico Grand Canyon, United States Groundwater in Karst...Huanglong and Jiuzhaigou, China Huautla Cave System, Mexico Human Occupation of Caves Hydraulics of Caves Hydrocarbons...Archaeological Caves, France Villa Luz, Cueva de, Mexico Vjetrenica, Bosnia-Herzegovina: Biospeleology Volcanic...China Yorkshire Dales, England Yucátan Phreas, Mexico THEMATIC LIST OF ENTRIES Archaeology, Paleontology...of Mexico Hawaii Lava Tube Caves, United States Hölloch, Switzerland Huautla Cave System, Mexico Jeita |
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