 | | Book | | ores are Cerro Colorado (92 OOOt/y cathode) and Quebrada Blanca (75 OOOt/y cathode). All o f these operations...deposit consists of two porphyry copper centres (Quebrada SecaTrampeadero and Melcho) associated with several...presence o f covellite within altered rocks in the Quebrada Minas valley, close to the old workings. In 1959...presence o f an attractive porphyry system exposed in Quebrada Minas. In partnership with a group o f friends...and drilled six, small diameter core holes at Quebrada Minas that intersected only minor mineralization |  | | Report (issue) | | Barbara, California 93106 USA William C. McClelland Department of Geological Sciences University of Idaho Moscow...Moscow, Idaho 83844 USA Juhn G. Liou Department of Geological and Environmental Sciences Stanford University...D. Castelli, and R. Compagnoni 8. Hydroxyl in diopside of diamond-free ultrahigh-pressure dolomitic marble...University, Stanford, California 94305, USA L.E. Webb Department of Earth Sciences, Syracuse University, Syracuse...metamorphism, Yangtze craton. *Present address: Department of Geosciences, San Francisco State University |  | Arfè, G., Mondillo, N., Boni, M., Balassone, G., Joachimski, M., Mormone, A., DiPalma, T. (2017) The Karst-Hosted Mina Grande Nonsulfide Zinc Deposit, Bongará District (Amazonas Region, Peru) Economic Geology, 112 (5) 1089-1110 doi:10.5382/econgeo.2017.4503 | Journal (article/letter/editorial) | | Basuki et al., 2008, and Brophy, 2012). QS = Quebrada Seca river, RC = Rio Cristal river, RI = Rio Imasa...Chica Rio Cristal N North Farallon Fault Quebrada Seca river Chiriaco Fault 2000 1000 0 -1000...(Si, Al, Na), orthoclase (K), wollastonite (Ca), diopside (Mg), almandine (Fe), rutile (Ti), barite (Ba) |  | | Report (issue) | | the Agency for International Development U. S. Department of State and the Government of Colombia 1970............................... 34 Deposits on Quebrada Rodriguez....................... 35 Geology.............. 48 Apatite-ilmenite deposits on Quebrada del Hierro..... 49 Geology....................tremolite deposits derived from serpentine near Quebrada Rodriguez........... 4. In pocket Geologic...pocket Map of the apatite-ilmenite deposits near Quebrada del Hierro................................... |  | | Report (issue) | | ensington Campus London SW7 2AZ UK Dina L. Lopez Department of Geological Sciences Ohio University 316 Clippinger...Middle America subduction zone along El Salvador, Guatemala, ORG CHIBPOS MEXICO? 1)Z0—CU0U0 ie reg OE ...Houghton, Michigan 49931, USA Julian J. Bommer Department of Civil & Environmental Engineering, Imperial...Kensington Campus, London SW7 2AZ, UK Ciro A. Sandoval Department of Humanities, Michigan Technological University...capita income of just over $2,000, higher than Guatemala, Honduras, and Nicaragua (http://www.worldbank |  | | Journal (issue) | | cat’s-eye demantoid from Iran • Blue omphacite from Guatemala • Black cultured pearls from Japan • New ruby...ABOUT THE AUTHORS The authors work in the Physics Department of the DTC Research Centre, Berkshire, United...markets. In 2000, this branch of the aquaculture department was converted into a separate private company...(gemlab@ssef.ch) is director of the Coloured Stones Department, and Dr. Hänni is director, at the SSEF Swiss... GEM NEWS INTERNATIONAL Blue omphacite from Guatemala. A small number of rough and polished specimens |  | | Book | | Ma for ~~e Quebrada Achacagua orthogneiss and 486 + 32 Ma on gran1t1_c veins at Quebrada Saxamar which...Nd n1odel ages of l 746 Ma an_d 1543 Ma on the Quebrada Saxamar schists testifying an ancient ~rustal...ratio of 0. 708 for the quartz micaschists of Quebrada Saxamar. K-A r dating on different minerals yielded...yielded ages of 536 Ma to 516 Ma (hb) in the Quebrada Saxamar schists, of 417Ma (Ms) to 365 Ma (bt) on...Dulce (ARF). 3, Eastern sedimentary deposits: Quebrada Aroma Formation (QA ). Lila or lcnitas Formation |  | | Journal (volume) | | August, 2010 Budapest, Hungary Published by the Department of Mineralogy, Geochemistry and Petrology, University...Mineralogica-Petrographica is published by the Department of Mineralogy, Geochemistry and Petrology, University...University of Szeged, Szeged, Hungary © Department of Mineralogy, Geochemistry and Petrology, University...nuclear power, the Office of Science of the U.S. Department of Energy has conducted a series of Research...intercalations and lenses of graphite-scapolite-diopside-pyrite in carbonates at the bottom of the Namalulu |  | | Conference Proceedings (Volume) | | Spatial Target Mapping system STM. The DISAT Department of the University of Milano-Bicocca, in Milan...Quantitative Methods for Mineral Exploration, Department of Earth Sciences, University of Ottawa, Canada...Quantitative Methods for Mineral Exploration, Department of Earth Sciences, University of Ottawa, Canada...deofRonde Department Marine Geosciences, GNS Science, Lower Hutt 5010, New Zealand Department of Marine...Bachmann, Jens Gutzmer Kai Bachmann, Jens Gutzmer Department of Mineralogy, TU Bergakademie Freiberg, Brennhausgasse |
|
