 | Oberhansli, R., Bousquet, R., Moinzadeh, H., Moazzen, M., Arvin, M. (2007) THE FIELD OF STABILITY OF BLUE JADEITE: A NEW OCCURRENCE OF JADEITITE AT SORKHAN, IRAN, AS A CASE STUDY. The Canadian Mineralogist, 45 (6) 1501-1509 doi:10.3749/canmin.45.6.1501 | Journal (article/letter/editorial) | | 27, D–14476 Potsdam, Germany Hesam MOINZADEH Department of Geology, College of Arts and Sciences, Shahid...MOAZZEN Department of Geology, University of Tabriz, Tabriz, 51664, Iran Mohsen ARVIN Department of Geology...renowned occurrences are the Olmec blue jade (Quebrada Seca, Guatemala, Harlow et al. 2004) and blue jade from...contains assemblages of omphacite, phengite, titanite, zircon, allanite and rutile, whereas the Japanese “blue...g.: Itoigawa-Ohmi in Japan (Morishita 2005), Guatemala (Harlow 1994) or Myanmar (Goffé et al. 2000, Shi |  | | Journal (article/letter/editorial) | | (g) Cerro Cantera, Pöthe de Baldis (1975); (h) Quebrada de Santa Elena and Telégrafo, Strazzere et al...located over the plutonic rocks, whereas in the Quebrada Angostura the Bonilla Formation and the Carbonifeorus...in the eastern side of Cerro Chacay and in the Quebrada de Don Bosco (Fig. 2). In this area the nonconformity...Chacay profile, Fig. 2) and in the western side of Quebrada de Don Bosco (Don Bosco profile, Fig. 2). The outcrops...volcanism of different composition located near Quebrada de Los Manantiales and Cueva del Toro. The first |  | | Journal (article/letter/editorial) | | Isotope Geochemistry and Mineral Resources, Department of Earth Sciences, Swiss Federal Institute of... Isotope Geochemistry and Mineral Resources, Department of Earth Sciences, Swiss Federal Institute of...ch *Present address: Colorado School of Mines, Department of Geology and Geological Engineering, Golden...fault Cartographic References Roads Capital of Department Town, village, settlement Sedimentary rocks...apophyses or time equivalents of the following unit. Seca Norte-Trampeadero feldspar porphyries Two irregular |  | | Book | | ores are Cerro Colorado (92 OOOt/y cathode) and Quebrada Blanca (75 OOOt/y cathode). All o f these operations...been suggested through fission track analyses o f zircon and apatite from the Fort Knox Pluton (Murphy and...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 |  | | Report (chapter) | | Leal s/n Parque, (5500), Mendoza, Argentina 2 Department of Geology, University of Chile, Plaza Ercilla...Aconcagua (6958 m asl). This deposit is eroded by the Quebrada Blanca rock avalanche. moraines have been identified...remapped as landslide material in the 1990s in Quebrada Morales were assigned back to moraine deposits...layer dated 0.45 + 0.07 Ma by fission-track age on zircon (Stern et al. 1984). Downloaded from http://sp...de Toro, Las Hualtatas, Cortaderas, Arboles, Quebrada Seca and Loma Huinganal for which certain ages are |  | | Report (volume) | | PRINTING OFFICE, WASHINGTON : 1965 UNITED STATES DEPARTMENT OF THE INTERIOR STEWART L. UDALL, Secretary ..._______ 7-11. Photographs of dinosaur tracks, Quebrada Chacarilla, Tarapaca Province: 7. Dinosaur trackways...in Chile under the auspices of ICA of the U.S. Department of State. The investigation was initiated in...Tarapaca. The Direcci6n Provincial de Riego (Department of Irrigation) de Tarapaca has for many years... Parker, R., and others, 1957, Geology of the Quebrada Cerillos Area, Atacama Province, 'Chile: Santiago |  | Alarcón-Muñoz, Jhonatan, Soto-Acuña, Sergio, Codorniú, Laura, Rubilar-Rogers, David, Sallaberry, Michel, Suárez, Manuel (2020) New ctenochasmatid pterosaur record for Gondwana: discovery in the Lower Cretaceous continental deposits of the Atacama Desert, northern Chile. Cretaceous Research, 110. 104378 doi:10.1016/j.cretres.2020.104378 | Journal (article/letter/editorial) | | 23 New pterosaur remains from Cerro La Isla, Quebrada Monardes Formation (Lower Cretaceous), 24 Northern...38 Key words: Pterosauria, Ctenochasmatidae, Quebrada Monardes Formation, Lower Cretaceous, Chile 39...sedimentary layer of the 54 continental strata of the Quebrada Monardes Formation, in Cerro La Isla. This geological...discuss the presence 85 of ctenochasmatids in the Quebrada Monardes Formation and the global fossil record...studied in this work come from a single level in the Quebrada Monardes Formation (Mercado, 1982; Sepúlveda and |  | | 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...Zhang, M. McWilliams, and J.G. Liou 6. SHRIMP U-Pb zircon dating of the Rongcheng eclogite and associated...University, Stanford, California 94305, USA L.E. Webb Department of Earth Sciences, Syracuse University, Syracuse...high-resolution ion microprobe (SHRIMP) dating of zircon from the ultrahigh-pressure Sulu terrane, eastern |  | 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...uplift from thermal resetting of radiation-damaged zircon in the Cordillera Huayhuash, northern Peru: Geology |  | | Report (chapter) | | North American-Caribbean Plate boundary in Mexico-Guatemala-Honduras Lothar Ratschbacher, Leander Franz, Myo...American – Caribbean Plate boundary in Mexico – Guatemala –Honduras LOTHAR RATSCHBACHER1*, LEANDER FRANZ1...USA 4 CICESE, 22860 Ensenada, B.C., Mexico 5 Department of Geology and Geophysics, Rice University, Houston...the North American –Caribbean Plate boundary in Guatemala and Honduras accommodated the large-scale sinistral...Caribbean Plate boundary in southern Mexico, Guatemala and northern Honduras. The principal questions |  | | Book | | obtained U- Pb zircon upper intercept ages (conventional method) of 509 +46 Ma for ~~e Quebrada Achacagua...orthogneiss and 486 + 32 Ma on gran1t1_c veins at Quebrada Saxamar which they interpreted as crystallization...Nd n1odel ages of l 746 Ma an_d 1543 Ma on the Quebrada Saxamar schists testifying an ancient ~rustal...lead loss. Loewy et al. (2004) presented a U-Pb zircon age of 473 + 2 Ma for the Saitoco granodiorite...ratio of 0. 708 for the quartz micaschists of Quebrada Saxamar. K-A r dating on different minerals yielded |  | | 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 | | Northern South America J. L. Pindell, J. P. Erikson Department of Earth Sciences, Dartmouth College, Hanover...Sedimentary rocks of the Santa Cruz Ophiolite, Guatemala -A Proto-Caribbean history, in Caribbean Geological...Stratigraphy, v. 19, 143-177. Mukasa, S.B. (1986): Zircon U-Pb ages of superunits in the Coastal Boatholith...and Tectonic events of Puno-Santa Lucia Area, Department of Puno, Peru. American Association of Petroleum...volcanic rocks (Bogdanic, 1990). In the Quebrada Copaquiri and Quebrada Honda areas these sediments are intruded |  | | Report (issue) | | PRINTING OFFICE, WASH lNG TON: 1964 UNITED STATES DEPARTMENT OF THE INTERIOR STEW·ART L. UDALL, Secretary...green amphibole, epidote, magnetiteilmenite apatite zircon, sphene, tourmaline, and mona' modal analysis of...-----------Opaque materiaL _____ _ .2 .2 Apatite --------------Zircon ---------------'l'r. Oon&tituerot Peroent•age...recrystallized patches) , biotite, garnet, apatite, and zircon are present in all five samples. Extensively sericitized.... Work done in cooperation with the Georgia Department ot Mines, Mining, and Geology Abstract.-Strata |  | | Report (issue) | | PRINTING OFFICE, WASHINGTON: 1965 UNITED STATES DEPARTMENT OF THE INTERIOR STEW ART L. UDALL, Secretary...Minerals Exploration Administration of the U.S. Department of the Interior. In 1960, Tri-State Zinc, Inc...because (1) and airstrips maintained by the Idaho Department of the cinnabar-bearing stibnite deposit itself...1955. (Additional material is at the Geology Department, University of Utah, Salt Lake City, Utah.) ...amphibole, and iron ore 0.5 to 2 percent each. Biotite, zircon, apatite, and chevkinite are present in trace amounts |  | | Report (issue) | | pyrite. Accessory minerals include tourmaline, zircon, epidote, and rutile. Detrital clay and mica are...ADJACENT COALS, WESTERN KENTUCKY CAROL B. DEWET Department of Geosciences, Franklin and Marshall College...MOSHIER, JAMES C. HOVVER, AND SUSAN M. RIMMER Department of Geological Sciences, University of Kentucky...CARBONATE-SILICICLASTIC TRANSITION T. H. SHAW Department of Geology, Queens College, CUNY, Flushing, NY...variety of heavy minerals, including ilmenite, zircon, tourmaline, and epidote, average 2 percent combined |  | | Journal (volume) | | obtained in this department of the Chilian Republic. 69-153. COPIAPÒ. At Quebrada Seca foliated rocks of...rocks of much the same character as those of Quebrada Seca are traversed by two series of joints at the...argentiferous galena of Pesey, near Moûtiers, in the Department of Mont Blanc, yielded in1803 .. lead .... 0...cleaned (dressed) lead-ore at Pontgibaud, in the Department of Puy de Dôme, wasin 1846 0.001188 of its weight...of lead ore from Carnoulès, near Alais, in the Department of 0.343356 its weight of lead ; Gard, was silver |  | | Conference Proceedings (Volume) | | Kröner, A. (1993). Preliminary results of single zircon studies from various Archean rocks of the northeastern...Kröner A., Jaeckel P. and Brandl, G. (2000). Single zircon ages for felsic to intermediate rocks from the...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 |  | | 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...management of nuclear waste...........ix Kelly, N.M.: Zircon – more than just a chronometer...................nuclear power, the Office of Science of the U.S. Department of Energy has conducted a series of Research |
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