 | | Journal (article/letter/editorial) | | Implications for Strata-bound Copper Deposits, North Chile ANA RIEGER,† Department of Earth and Environmental...Aplicada, GEA, Universidad de Concepción, Concepción, Chile AND HUBERT MILLER Department of Earth and Environmental...andesite flows of the Pabellón Formation near Copiapó, north Chile. The physical characteristics of the bitumen...of volcanic rocks located about 10 km east of Copiapó and the major iron oxide copper-gold deposit Candelaria...Candelaria and the Punta del Cobre district Atacama Region, Chile (Fig. 1: Marschik and Fontboté, 2001a). |  | Perello, J., Carlotto, V., Zarate, A., Ramos, P., Posso, H., Neyra, C., Caballero, A., Fuster, N., Muhr, R. (2003) Porphyry-Style Alteration and Mineralization of the Middle Eocene to Early Oligocene Andahuaylas-Yauri Belt, Cuzco Region, Peru. Economic Geology, 98 (8) 1575-1605 doi:10.2113/gsecongeo.98.8.1575 | Journal (article/letter/editorial) | | Region, Peru JOSÉ PERELLÓ,† Antofagasta Minerals S.A. Ahumada 11, Oficina 602, Santiago, Chile VÍCTOR CARLOTTO... Departamento de Geología, Universidad Nacional San Antonio Abad del Cuzco. Avenida de la Cultura, Cuzco...S.A. Avenida Paseo de la República 3245, Piso 3, San Isidro, Lima 27, Perú NICOLÁS FUSTER, AND RICARDO...Minerals S.A. Ahumada 11, Oficina 602, Santiago, Chile Abstract Originally known for its Fe-Cu skarn mineralization...rapidly emerging as an important porphyry copper province. Field work by the authors confirms that mineralization |  | | Journal (article/letter/editorial) | | Copper Deposits in the Coastal Cordillera, Northern Chile Dania TRISTA and Shoji KOJIMA Departamento de Ciencias...Norte, Av. Angamos 0610, Casilla 1280, Antofagasta, Chile [e-mail (SK): skojima@socompa.ucn.cl] Received on...copper deposits of the Tocopilla district (Deseada, San José, Santa Rosa) and the Gatico district (Yohanita...Argentina) in the Coastal Cordillera of northern Chile were inferred from mineral paragenesis and fluid...Keywords: Coastal Cordillera, Tocopilla-Gatico province, pluton-hosted, vein-type copper deposits, hypersaline |  | | Book | | Bolivia, Bob Jenkins about turquoise localities in Chile, and Patricia Gray provided the information about...being mined in the high mountains near Coquimbo in Chile, but the deposit has been known for justa few decades...river, La Unión province, and the second near Chivay in Colea valley, Caylloma province. The third important...original ancient mine was rediscovered only in 1999 near Sacsamarca, Huanca Sancos province, Ayacucho department...Incas in Cuzco, and USA, Mexico, Ecuador, Peru, Chile and one was lost (Cook, 2001). Argentina. They |  | Dietrich, Andreas, Gutierrez, Ronald, Nelson, Eric P., Layer, Paul W. (2012) Geology of the epithermal Ag–Au Huevos Verdes vein system and San José district, Deseado massif, Patagonia, Argentina. Mineralium Deposita, 47 (3) 233-249 doi:10.1007/s00126-010-0327-2 | Journal (article/letter/editorial) | | epithermal Ag–Au Huevos Verdes vein system and San José district, Deseado massif, Patagonia, Argentina...May 2011 # Springer-Verlag 2011 Abstract The San José district is located in the northwest part of the...A. Dietrich Garcia Moreno 920, Ñuñoa, Santiago, Chile Present Address: R. Gutierrez Votorantim Metais...structural model for the time of mineralization of the San José district, consisting of a conjugate shear pair...the San José district. Keywords Epithermal vein system . 40Ar/39Ar radiometric dating . San José district |  | Rossel, Pablo, Oliveros, Verónica, Ducea, Mihai N., Charrier, Reynaldo, Scaillet, Stéphane, Retamal, Leonardo, Figueroa, Oscar (2013) The Early Andean subduction system as an analog to island arcs: Evidence from across-arc geochemical variations in northern Chile. Lithos, 179. 211-230 doi:10.1016/j.lithos.2013.08.014 | Journal (article/letter/editorial) | | from across-arc geochemical variations in northern Chile Pablo Rossel a, Verónica Oliveros a,⁎, Mihai N....Universidad de Concepción, Casilla 160-C, Concepción, Chile Department of Geosciences, University of Arizona...Santiago, Chile d Departamento de Geología, Universidad de Chile, Plaza Ercilla 803, Santiago, Chile e Universitatea...Escondida, Avenida de la Minería N°501, Antofagasta, Chile b c a r t i c l e i n f o Article history: Received...Keywords: Back-arc Jurassic Volcanism Northern Chile Andes Extension a b s t r a c t The Upper Jurassic |  | | Journal (article/letter/editorial) | | Excellence (CEGA), Universidad de Chile, Plaza Ercilla 803, Santiago, Chile. 1 ABSTRACT Theoretical, experimental...inclusions, colloform quartz, adularia and bladed calcite. We have examined 213 samples collected from surface...the southern end of the Sierra Madre Occidental province that is composed dominantly of Tertiary volcanic...(Baker, 2011). These veins contain 5 mostly calcite and zonal or comb quartz as described below in...paragenesis and textural relationships (Fig. 2). Calcite veins related to early metamorphism or compressional |  | Vidal, Conrado Permuy, Guido, Diego M., Jovic, Sebastián M., Bodnar, Robert J., Moncada, Daniel, Melgarejo, Joan Carles, Hames, Willis (2016) The Marianas-San Marcos vein system: characteristics of a shallow low sulfidation epithermal Au–Ag deposit in the Cerro Negro district, Deseado Massif, Patagonia, Argentina. Mineralium Deposita, 51 (6) 725-748 doi:10.1007/s00126-015-0633-9 | Journal (article/letter/editorial) | | 10.1007/s00126-015-0633-9 ARTICLE The Marianas-San Marcos vein system: characteristics of a shallow...district, within the Argentinian Deseado Massif province, has become one of the most significant recent...Excellence (CEGA), Universidad de Chile, Plaza Ercilla 803, Santiago, Chile 4 Departament de Cristalografia...conditions, and veins were filled by quartz and calcite during waning stages of the hydrothermal system...temperatures. A striking aspect of the Marianas-San Marcos vein system is that the high-grade/high-temperature |  | | Report (issue) | | . . . . . . . . . . . . . . . . . . . . . . 29 Chile . . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . . . . . . 33 Chile . . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . . . . . . 35 Chile . . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . . . . . . 38 Chile . . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . 51 Copper Metallurgy in Northern Chile . . . . . . . . . . . . . . . . . . . . . . . . |  | Poblete, J. A., Bissig, T., Mortensen, J. K., Gabites, J., Friedman, R., Rodriguez, M. (2014) The Cerro Bayo District, Chilean Patagonia: Late Jurassic to Cretaceous Magmatism and Protracted History of Epithermal Ag-Au Mineralization. Economic Geology, 109 (2) 487-502 doi:10.2113/econgeo.109.2.487 | Journal (article/letter/editorial) | | Av. Vitacura 5250, Of. 404 Vitacura, Santiago, Chile Abstract The Cerro Bayo low sulfidation epithermal...tip of the Deseado Massif epithermal silver-gold province. Mineralization is hosted in the mainly rhyolitic...mineralization in the Patagonian Andes of southern Chile. The protracted history of epithermal processes...71°50'W in Chile, near the international border with Argentina and 14 km west of the town of Chile †Corresponding...Atlantic Ocean Mina Silva 46° Halcones-Leones San José DESEADO MASSIF El Faldeo district Martha Manantial |  | | Report (issue) | | in 2016 in a disused tunnel of the Sieroszowice mine, and the Spirifer website, with typical conscientiousness... Ag, and Pt-group elements. In the Sieroszowice mine, which exploits both halite and Kupferschiefer,...crystals. Halite, 3.5 cm, from the Sieroszowice mine, Lubin district, Lower Silesia, Poland. Spirifer...======= Halite, 6.5 cm, from the Sieroszowice mine, Lubin district, Lower Silesia, Poland. Spirifer...the same region—the locality is given as the Rudna mine, Lubin district, Legnica, Lower Silesia, Poland—come |  | | Report (issue) | | things here from the famous Little Three mine, Ramona district, San Diego County, California, the star of...topaz: Topaz, 6 cm, from the Little Three mine, Ramona district, San Diego County, California. Ex Bryant Harris...Axinite, 5 cm, from the Little Three mine, Ramona district, San Diego County, California. Ex Bryant Harris...Pala district, San Diego County, especially from the Stewart mine. And from the Himalaya mine, Mesa Grande...district, San Diego County, Dave offers (besides plenty of elbaites) such rarities from that mine as cassiterite |  | | Journal (issue) | | practical experience at the Gottesehre (“God’s Honor”) mine, a small fluorite mining operation in Urberg, near...E-Mail: stuwil@aol.com Rhodochrosite, Uchucchaqua mine, Lima Dept. Peru 2 inches. Wilensky photo. Clara...cylindrite, monazite, bismoclite, and other species. The mine is still in operation and specimens continue to...feet) in the eastern Andes Mountains in Bustillo Province, northern Potosí department, Bolivia. It is located...Llallagua was the most famous and productive tin mine in the world; it is now past its peak, but mining |  | | Book | | de México. These works were actually authored by José Guadalupe Aguilera, but because of Dr. L. Salazar...produced specimens from such places as the La Fé Mine in the state of Chiapas and Santa Rosalia in the...WIC ' ' (OSE INSET) Figure 3. The mineral province of Sierra Madre Occidental. (Modified from Berstein...Mexicali Show & Nensengdo Figure 4. The mineral province of Sonora. (Mod ors ified from Berstein, 1964...University of New York, Albany) Provinces / 5 The province of Sonora, located in the northwest corner of |  | | Journal (article/letter/editorial) | | Processes in the El Indio-Pascua Au-Ag-Cu Belt, Chile and Argentina THOMAS BISSIG,* ALAN H. CLARK,† JAMES...the enormous erosion surfaces of the Atacama desert of northern Chile and southern Peru, are considered...on supergene processes in the Andes of northern Chile and southern Peru has long been recognized (e.g...Indio-Pascua gold-silver-copper belt which straddles the Chile-Argentina frontier along the tectonic and physiographic...formed the geochronologic 971 972 BISSIG ET AL. Chile Antofagasta PE R U -C Puna Tucumán La Coipa |  | | Journal (issue) | | cover Vanadinite 3.4 cm, from the North Geronimo mine, La Paz County, Arizona. Dick Morris collection;...custom jewelry. Wulfenite, 5.4 cm, from the Defiance mine near Gleeson, Cochise County, Arizona. Ken Donn...photo. Wulfenite (hot-pink), 3.7 cm, from the Glove mine, Tyndall district, Santa Cruz County, Arizona. Collected...pseudomorph after azurite, 4 cm, from the Inspiration mine, Globe-Miami district, Gila County, Arizona. Ken...Cerussite twins on matrix, 6.5 cm, from the Grand Reef mine, Aravaipa district, Graham County, Arizona. Ken |  | | Book | | Erongo Mountains, Namibia * 5 x 6 x 3 cm Page 251: Calcite, Irai, Rio Grande do Sul, Brazil * 12.5 x 10 x... MINERALS: PRODUCTS OF A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm...nodules — named for their angular cavities — with calcite (see photo opposite). Crystal linings that survive...minerals known collectively as zeolites. Calcite (septarian nodule), San Juan County, Utah, USA * 18 x 24x Bem...means “changed form”). For instance, the small calcite crystals in the sedimentary rock limestone change |  | | Journal (article/letter/editorial) | | on Ca2+/HCO3− − CO3= (Hardie and Eugster 1970). Calcite is the first mineral to precipitate from evaporating...evaporating water. The precipitation of calcite removes Ca2+ and HCO3− − CO3= from the solution (Fig. 9a)...carbonate-depleted waters. The evolutionary step that follows calcite precipitation depends on the ratio between [HCO3−...Campellone (2010) this study Atacama Basin Las Burras River Salar de Atacama 3.7 Up to 6,400 this study...Scandiffio and Alvarez (1990) Chilean Puna de Atacama Bolivian Altiplano Coipasa Basin Uyuni Basin |  | | Report (issue) | | prospects in the Killa Saifullah District, Balochistan Province, Pakistan. I have at least alluded to this new...brucite of yore from the Tilly Foster mine in New York or Wood’s Chrome mine in Pennsylvania. In that the new...suggests material found in 2005 in the N’Chwaning III mine in South Africa, but N’Chwaning brucite is graywhite...example after example of the usual Tsumeb suspects (calcite, smithsonite, dioptase, cerussite, anglesite, willemite…)...fine cerussite specimens from the old Monteponi mine, Sardinia, Italy, which Tomek Praszkier of Spirifer |  | | Book (edition) | | HEIDELBERG • LONDON NEW YORK • OXFORD • PARIS • SAN DIEGO SAN FRANCISCO • SINGAPORE • SYDNEY • TOKYO Elsevier...polysynthetic Baddeleyite lamellar and complex Calcite often none, occasionally greenish to yellow to... Mineral Descriptions Molybdenite in Graphite; Bogala Mine, Sri Lanka 51 Copper, native Synonym(s): Cuivre...of cuprite (bluish grey); North Mine (North Broken Hill Mine; NBH Mine), Broken Hill, Yancowinna Co.,...(red internal reflections); Madenköy Mine, Çayeli, Rize Province, Black Sea Region, Turkey (sample: Halbach); |  | | Report (issue) | | Park, CA 94025 San Jose State University, Department of Geology, 321 Duncan Hall, San Jose, CA 95192-0102...foothills east of Loma Prieta Peak between Gilroy and San José. Field-trip destinations highlight the dominant...Park, CA 94025 San Jose State University, Department of Geology, 321 Duncan Hall, San Jose, CA 95192-0102...95192-0102 2 Road Log This trips starts on the San José State University campus loading dock for Duncan...is just west of the 7th Street Parking Garage on San Salvador Street. This is only temporary parking for |  | | Journal (article/letter/editorial) | | portion of the Coast ranges in the eastern part of San Luis Obispo County, California [abstract] ; by Bruce............. Gypsum and anhydrite from the Ludwig mine, Lyon County, Nevada [abstract] ; by Austin F. Rogers......... Trachytic perlite from Lone Hill, near San José, California [ab stract] ; by G. E. Postma............................ General geology of the San José and Mount Hamilton quadrangles [abstract] ; by...PORTION OF THE COAST RANGES IN THE EASTERN PART OF SAN LUIS OBISPO COUNTY, CALIFORNIA BY BRUCE M A R T IN |  | | Report (issue) | | pseudomorph after borax, 17.6 cm, from the Baker mine, Kramer borate deposit, Boron, Kern County, California...Seibel and Jim Minette, in the then-underground Baker mine, a locale which literally vanished into air at some...couple of them feature clinging bits of white calcite and metallic black graphite. The subtle colors...cm, from the N’Chwaning III mine, Kuruman manganese field, Cape Province, South Africa. Rocks of Africa...last year in the N’Chwaning III mine, Kuruman manganese field, Cape Province, South Africa. Now a few more |  | Benavente, O., Tassi, F., Reich, M., Aguilera, F., Capecchiacci, F., Gutiérrez, F., Vaselli, O., Rizzo, A. (2016) Chemical and isotopic features of cold and thermal fluids discharged in the Southern Volcanic Zone between 32.5°S and 36°S: Insights into the physical and chemical processes controlling fluid geochemistry in geothermal systems of Central Chile. Chemical Geology, 420. 97-113 doi:10.1016/j.chemgeo.2015.11.010 | Journal (article/letter/editorial) | | fluid geochemistry in geothermal systems of Central Chile O. Benavente, F. Tassi, M. Reich, F. Aguilera, F...fluid geochemistry in geothermal systems of Central Chile, Chemical Geology (2015), doi: 10.1016/j.chemgeo...fluid geochemistry in geothermal systems of Central Chile. RI Benavente, O.1,2*, Tassi, F.3,4, Reich, M...Departamento de Geología, Universidad de Chile, Plaza Ercilla 803, Santiago, Chile 2 Centro de Excelencia en Geotermia...Andes (CEGA), Universidad de Chile, Plaza Ercilla 803, 8370450, Santiago, Chile. 3 NU Dipartimento di Scienze |  | | Journal (article/letter/editorial) | | with iron oxides. FOV 9 cm. La Ascension del Señor mine, Munébrega, Zaragoza. Spain. J. L. Sánchez coll...Photos J. Callén. The “La Ascensión del Señor” mine, Munébrega, Zaragoza, Spain MINERAL up, Volume 5...5 n.1, June 18’ 9 The La Ascensión del Señor mine Munébrega, Zaragoza, Spain - A “new” locality for...than 150 years oldMiguel Calvo, Vicente Torró and José Luis Sánchez Introduction The Aragonese branch...mining, although some data can be provided. The San Ysidro claim, located in the Cerro de Valgarán, on |
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