 | | Journal (article/letter/editorial) | | Supergene Orebody of the Cerro Colorado Porphyry Copper Deposit, I Región, Northern Chile FARHAD BOUZARI† AND...Ontario K7L 3N6, Canada Abstract The 51.8 Ma Cerro Colorado porphyry Cu(-Mo) deposit is situated at 20º...Cordillera Occidental. Supergene processes at Cerro Colorado generated a complex weathering profile that... Fifteen multistep age spectra for alunite, natroalunite, and jarosite yielded acceptable plateau dates...Miocene, 14.59 ± 2.46 Ma; five samples of alunite-natroalunite mixtures, however, produced staircase spectra |  | Quang, C. X., Clark, A. H., Lee, J. K. W., Guillen B., J. (2003) 40Ar-39Ar AGES OF HYPOGENE AND SUPERGENE MINERALIZATION IN THE CERRO VERDE-SANTA ROSA PORPHYRY Cu-Mo CLUSTER, AREQUIPA, PERU. Economic Geology, 98 (8) 1683-1696 doi:10.2113/gsecongeo.98.8.1683 | Journal (article/letter/editorial) | | OF HYPOGENE AND SUPERGENE MINERALIZATION IN THE CERRO VERDE-SANTA ROSA PORPHYRY Cu-Mo CLUSTER, AREQUIPA...JORGE GUILLÉN B. Sociedad Minera Cerro Verde S.A., Asiento Minero Cerro Verde-Uchumayo, Avenida Alfonso...Casilla 299, Arequipa, Peru Abstract The contiguous Cerro Verde and Santa Rosa porphyry copper deposits are...dates of 61.8 ± 0.7 (2σ) and 62.0 ± 1.1 Ma for Cerro Verde, and 62.2 ± 2.9 Ma for Santa Rosa, representing...of a sample from Cerro Verde comprising alunite partially replaced by natroalunite, demonstrating that |  | Quang, C. X., Clark, A. H., W. Lee, J. K., Hawkes, N. (2005) Response of Supergene Processes to Episodic Cenozoic Uplift, PedimentErosion, and Ignimbrite Eruption in the Porphyry Copper Province of Southern Peru. Economic Geology, 100 (1) 87-114 doi:10.2113/100.1.0087 | Journal (article/letter/editorial) | | and Ignimbrite Eruption in the Porphyry Copper Province of Southern Perú CHAN X. QUANG, ALAN H. CLARK...extended northwestward through field mapping to the Cerro Verde-Santa Rosa district (ca. 16° 30' S). The 40Ar-39Ar...38.8 Ma) and Posco (38.8 Ma) prospects and the Cerro Verde deposit (36.1–38.8 Ma) demonstrate that supergene...late Oligocene (24.4–28 Ma natroalunite at Cerro Verde, 26–27 Ma natroalunite at Santa Rosa, and 28.6 Ma...early Miocene (23 Ma alunite and 21 Ma natroalunite at Cerro Verde, and 19.2 Ma jarosite at La Llave) |  | | Journal (article/letter/editorial) | | Católica del Norte, Avenida Angamos 0610, Antofagasta, Chile a r t i c l e i n f o Article history: Received...Salvador Potrerillos geochronology stable isotopes Chile a b s t r a c t Supergene alunite group minerals...prospect located in the Precordillera of Northern Chile (~ 26 to 26° 30´ Lat. S) have been dated by the...to Holocene supergene alunite, jarosite and natroalunite ages are restricted to El Hueso and Coya located...this work has been concentrated in the northern Chile and Altiplano transects (~ 18–20º Lat. S, Fig. 1) |  | | Journal (article/letter/editorial) | | enclosed within diaspore and natroalunite. High level lithocaps include natroalunite/alunite-kaolinite/dickite-pyrite...Summitville, USA, La Granja, Peru, La Escondida, Chile (STOFFREGEN & ALPERS 1987), Valence Mountains and...Melitena, the lithocap is composed of quartz, natroalunite, and minor diaspore and pyrophyllite that grades...Koryfes Hill, diaspore intergrown with topaz and natroalunite-alunite solid solution, fill vugs in silicified...(as 20-μm-sized grains), diaspore and alunite-natroalunite (Figs. 2e and 3b). Electron microprobe analyses |  | Corral, Isaac, Cardellach, Esteve, Corbella, Mercè, Canals, Àngels, Gómez-Gras, David, Griera, Albert, Cosca, Michael A. (2016) Cerro Quema (Azuero Peninsula, Panama): Geology, Alteration, Mineralization, and Geochronology of a Volcanic Dome-Hosted High-Sulfidation Au-Cu Deposit. Economic Geology, 111 (2) 287-310 doi:10.2113/econgeo.111.2.287 | Journal (article/letter/editorial) | | ECONOMIC GEOLOGISTS Vol. 111 March–April No. 2 Cerro Quema (Azuero Peninsula, Panama): Geology, Alteration... Geological Survey, Denver, CO 80225 Abstract Cerro Quema (Azuero Peninsula, southwest Panama) is a...maximum age of lower Eocene (~55–49 Ma) for the Cerro Quema deposit. It was probably triggered by the...hosted by epithermal (e.g., Cana, Santa Rosa, and Cerro Quema deposits; Woakes, 1923; Wleklinski, 1969;...porphyry copper deposits (e.g., Petaquilla and Cerro Colorado, Kesler et al., 1977; Kesler, 1978; Nelson |  | | Journal (article/letter/editorial) | | Patagonia, Argentina: response to subduction of the Chile Ridge Richard H. Sillitoe 1 Received: 22 March 2018...massif during early stages of subduction of the Chile oceanic-ridge spreading center at the Pacific margin...the Deseado massif and Atacama Desert of northern Chile was the result of Cenozoic uplift during progressive... Epithermal Au-Ag deposits . Tectonic uplift . Chile Ridge . Deseado massif Introduction Supergene sulfide...mid-Cenozoic in the Atacama Desert of northern Chile (Alpers and Brimhall 1988; Sillitoe and McKee 1996) |  | Palacios, Carlos, Rouxel, Olivier, Reich, Martin, Cameron, Eion M., Leybourne, Matthew I. (2011) Pleistocene recycling of copper at a porphyry system, Atacama Desert, Chile: Cu isotope evidence. Mineralium Deposita, 46 (1) 1-7 doi:10.1007/s00126-010-0315-6 | Journal (article/letter/editorial) | | of copper at a porphyry system, Atacama Desert, Chile: Cu isotope evidence Carlos Palacios & Olivier Rouxel...Cu-Mo porphyry in the Atacama Desert of northern Chile. Chalcopyrite displays a restricted range of δ65Cu...Atacama Desert . Chile C. Palacios (*) : M. Reich Departamento de Geologia, Universidad de Chile, Plaza Ercilla...Ercilla 803, Santiago, Chile e-mail: cpalacio@ing.uchile.cl O. Rouxel Marine Chemistry and Geochemistry...the Cu deposits of the Atacama Desert, northern Chile, the meteoric supergene enrichment stage covered |  | García-Romero, Emilia, María Manchado, Eva, Suárez, Mercedes, García-Rivas, Javier (2019) Spanish Bentonites: A Review and New Data on Their Geology, Mineralogy, and Crystal Chemistry. Minerals, 9 (11) 696 doi:10.3390/min9110696 | Journal (article/letter/editorial) | | Clays); (2) samples from Tamame de Sayago (Zamora province) originating from the hydrothermal alteration...rocks from the Cabo de Gata volcanic area (Almería Province) in the southern part of Spain, where the three...Iberian Peninsula; (ii) Tamame de Sayago (Zamora province), which is 250 km to the northwest of Madrid and...(iii) the Cabo de Gata volcanic area (Almeria province) in the southern part of Spain. The values of...Yuncos; and also in the table hills of Cerro del Águila and Cerro The Tajo the Greenrespectively Clays |  | | Report (issue) | | 978-0-9790998-5-4 Publisher Lithographie, LLC Denver, Colorado USA © 2009 by Lithographie, LLC P.O. Box 11613...Ph08pl,ophyllite; 5. 2 cm tall Cerro Rico, Potosi, B,atillo province, Potosi Andy Seibel col/action Jejf-SC...wp11�. Yaalte: 12.5 cm wide Siglo XX Mine, ,U� Bustillo province, Potosi Malty Zinn colkdknt (ex Marv...and Erica Van Pelt Lithographie, LLC • Denver, Colorado 60° 10 B R A S I L 14 PAZ /LAApolo 0 CRUZ...in Oruro ... 26 BY ROBERT B. COOK The Morococala Mine ............................................... |  | | Journal (issue) | | Articles Famous mineral localities: The Bristol copper mine, Connecticut......................................in the U.S.A. notesfrom th r EDITORS OLD YUMA MINE Another great mineral locality has now been closed...longfamous Old Yuma mine near Tucson (see R. L. Jones, “Famous mineral localities: the Old Yuma mine,” in vol....period of activity, access to the mine was cut off in 1984. In 1996 the mine area was absorbed into the Saguaro...and Mining Company for the sum of $558,000. The mine is now owned outright by the Federal Government |  | | Journal (article/letter/editorial) | | and vanadocrete (vanadate). Panczner 1987 Tajo Mine, Hidalgo del Parral, Chihuahua, Mexico Panczner...assemblage / ore type Primary mineralization Cerro de Pasco Peru Pb-Cu-Zn-Ag- tenorite Bi replacement/...Baumgarten et al. 2008 Dill et al. 1997a Cajamarca Province Peru Palache et al. 1951 Malpelo Island, Colombia...Colombia (4) Dill et al. 2000, Dill 2000 Agua Shuca Cerro Blanco El Salvador Schneider 1958; Cazañas et al...Maksaev et al. 2007; Singer et al. 2008 Tarapaca Chile Cu porphyry-type Cu volcanicBouzari & Clark 2002; |  | | Report (issue) | | PROSPECTS OF THE I, H, IE, IV, AND V REGIONS, NORTHERN CHILE compiled by William C. Williams Open-File Report...complement to my dissertation work in northern Chile under the auspices of Dr. John Guilbert at the University...prospects in the I, n, IE, IV, and V Regions of Chile (Figure 1). Over 3000 sites were compiled from published...well as descriptions of the major mines throughout Chile with insights as to their genesis. Finally, Frutos...Region Current largest geographical division. Province Current geographical division after Region. Commodities |  | Mavris, Christian, Cuadros, Javier, Nieto, José Miguel, Bishop, Janice L., Michalski, Joseph R. (2018) Diverse mineral assemblages of acidic alteration in the Rio Tinto area (southwest Spain): Implications for Mars. American Mineralogist, 103 (12) 1877-1890 doi:10.2138/am-2018-6330 | Journal (article/letter/editorial) | | Quebrantahuesos (Q) area is located in the Cerro Colorado open pit, within the Rio Tinto mining district...Villar section (EV), located west of the Rio Tinto mine, is a sequence of basic volcanics (basalts) with...Quebrantahuesos (Q site) hill, within the active mine in Rio Tinto. The rocks sampled have disappeared...weathering; wide peaks. b Dubious. c Alunite and natroalunite. d Range of composition beudantite-jarosite...chlorite; G = goethite; I = illite; Na-Al = natroalunite; Q = quartz. Q7, Fig. 4) to that with jarosite/beudantite |  | | Book (edition) | | MINERALOGY OF ARIZONA • Wu!fenite. Red Cloud mine, Si/...District, Cochise County 70 The Mammoth-St. Anthony Mine, Tiger, Pinal County 78 Uranium and Vanadium Deposits...Breccia Pipes 87 Pegmatites 88 "Mine Fire" Minerals, United Verde Mine, Jerome Arizona Meteorites PART...uranium and vanadium deposits; "mine fire" minerals at the United Verde mine in Jerome; and Arizona meteorites...Research and Development Commission, Grand Junction, Colorado American Museum of Natural History, New York Arizona-Sonora | | | Book (edition) | | zy MINERALOGY OF ARIZONA Wulfenite. Red Cloud mine, Silver district, Trigo Mountains, La Paz County...District, Cochise County The Mammoth-St. Anthony Mine, Tiger, Pinal County Uranium and Vanadium Deposits...Breccia Pipes 87 Pegmatites 88 “Mine Fire” Minerals, United Verde Mine, Jerome Arizona Meteorites 93 PART...uranium and vanadium deposits; “mine fire” minerals at the United Verde mine in Jerome; and Arizona meteorites...Develop- AM ASDM ment Commission, Grand Junction, Colorado American Museum of Natural History, New York Arizona-Sonora |  | | Book (edition) | | Deposits The Bisbee District Tl1e Mammoth-St. Anthony Mine, Tiger 17 17 21 3. Uranium and Vanadium Deposits...The Cameron Area 24 24 27 4. "Mine Fire" Minerals, United Verde Mine 29 5. Arizona Meteorites 31...16 PART ONE INTRODUCTION Wulfenite. Glove mine, Cottonwood Canyon, Santa Rita Mountains, Santa...79 mine, Gila County. Wayne Darby collection. Jeff Kurtzeman. Wulfenite on mottramite. 79 mine, Gila...pounds of copper Wulfenite on stalactite. Red Cloud mine. Trigo Mountains, Yuma County. Harvard University | | | Book (edition) | | Muineralogy of Arizona Stope in oxide ore, Copper Queen mine, Bisbee. These old workings were probably mined...Deposits The Bisbee District The Mammoth-St. Anthony Mine, Tiger Lee Le 2A 3. Uranium and Vanadium Deposits...The Cameron Area 24 24 Ld 4. “Mine Fire” Minerals, United Verde Mine 29 5. Arizona Meteorites ol...16 PART ONE INTRODUCTION Wulfenite. Glove mine, Cottonwood Canyon, Santa Rita Mountains, Santa... 79 mine, Gila County. Wayne Darby collection. Jeff Kurtzeman. Wulfenite on mottramite. 79 mine, Gila |  | | Book | | org/details/geologyofchile0000unse The Geology of Chile • The Geologica l Society of London Books Editorial...T. & GIBBO, s, W . (eds) 2007 . The Geology of Chile. The Geological Society, London. CHARRIER, R., PINTO...the Andean Orogeo in Chile. Jn: MORENO, T. & GrnsoNs, W. (eds) The Geology of Chile. The Geological Society...Society, London, 21-114. The Geology of Chile EDITED BY TERESA MORENO Earth Sciences Institute 'J aume...\ii . Grosjean 13. Field excursion from central Chile to the Atacama De<,crt. W. Gibbons & -1. Moreno |  | | Book | | 193-256 137-208 129-192 209-264 193-256 [ [ COLORADO-Ill] 177-256 121-184 89-168 1-120 1-88 [ ...177-256 185-280 169-248 [ 425-528 337--400 COLORADO-II] 321--400 337--400 ARIZONA-Ill] 337--400...69-132 65-128 1-64 11 / 1980 20 I 1989 [ COLORADO-I] [ 289-352 385-448 [ AUSTRALlA] 353-504...On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...AJO Famous mineral localities: the New Cornelia mine, Ajo, Arizona (by W. J. Thomas & R. B. Gibbs) 14:283-298 |  | | Book (edition) | | Leigh McDonald Co\·er photo: \\ 7 ulfenite, Rowley Mine, Maricopa County, 4 cm high specimen, Evan and Melissa...material was cut parallel to the grain. The Blue Ball Mine, in Gila County, has produced thousands of azurite...quantity of this material came from the United Verde Mine at Jerome, GEMSTONES ANDLAPIDARYMATERIALS OF ARIZONA...Gila County. The Keystone Mine, the Inspiration Mine, and the Old Dominion Mine have all produced good gem-quality...the following about the material from the Keystone Mine: "It varies in color from bright to pale blue, bluish-green |  | | Report (issue) | | 3300 Penrose Place, P.O. Box 9140 m Boulder, Colorado 80301-9140, USA 2011 LIBRARY GRANT MacEWAN PINIA/COCITV... 3300 Penrose Place, P.O. Box 9140, Boulder, Colorado 80301-9140, USA. GSA provides this and other forums...Inc. 3300 Penrose Place, P.O. Box 9140, Boulder, Colorado 80301-9140, USA www.geosociety.org Printed in...G.K. Benedix, G.J. Taylor, and R.P. Harvey 18. Cerro Negro volcano, Nicaragua: An assessment of geological...Mountain simulated the Apennine Front, and the Little Colorado River Gorge simulated Hadley Rille. The Science |  | | Book (edition) | | Neuquén (6). Se aloja en el yeso de la Fm. Auquilco. Cerro Partido, Neuquén (6). Se aloja en el yeso de la...Symposium of Andean and Antartic volcanogenic problems. Chile. (4)- Angelelli, V., Brodtkorb, M.K. de, Gordillo...Catamarca (1). Asociado a pirita, calcopirita. 2- Cerro Atajo, Catamarca (2). Asociado a pirita, calcopirita...Aires. (2)- Peralta, E., 1999. Distrito aurífero de Cerro Atajo, Catamarca. En: Recursos Minerales de la República...Genini, A. y Schalamuk, I.B., 1999. Yacimiento Cerro Vanguardia, Santa Cruz. En: Recursos Minerales de |  | | Report (issue) | | 375 3300 Penrose Place, PO. Box 9140 = Boulder, Colorado 80301-9140 USA 2004 Copyright © 2004, The Geological...Permissions, 3300 Penrose Place, P.O. Box 9140, Boulder, Colorado 80301-9140, USA. Copyright is not claimed on any...Inc. 3300 Penrose Place, P.O. Box 9140, Boulder, Colorado 80301 www.geosociety.org Printed in U.S.A. GSA...eds., Natural hazards in El Salvador: Boulder, Colorado, Geological Society of America Special Paper 375...eds., Natural hazards in El Salvador: Boulder, Colorado, Geological Society of America Special Paper 375 |  | Rose, William I., Bluth, Gregg J.S., Carr, Michael J., Ewert, John W., Patino, Lina C., Valance, James W. - Eds. (2006) Volcanic Hazards in Central America. GSA Special Paper 412. Geological Society of America doi:10.1130/0-8137-2412-0 | Report (issue) | | 3300 Penrose Place. P.O. Bo>-. 9140 • Boulder. Colorado 80301-9140 USA 2006 Copyright© 2006, The Geological...Permissions, 3300 Penrose Place. P.O. Box 9140, Boulder, Colorado 80301-9140, USA. Copyright is not claimed on any...Inc. 3300 Penrose Place, P.O. Box 9140, Boulder, Colorado 80301-9140, USA www.geosociety.org Printed i.n...and other edifice failure deposits from Tacana. Cerro Quemado Volcano The andesitic-to-dacitic Ce1ro Quemado...volcanic field in SW Guatemala (Conway et al., 1992). Cerro Quen1ado, located imn1ediately NE of Santa Marfa |
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