 | | Report (issue) | | No. 12: Bolivia ht of Mineral Collecting N 978-0-9790998-5-4 Publisher Lithographie, LLC Denver, Colorado...specimen 'being sold with the shrine when he was in Bolivia buying mineral specimens in the 1970s. He took...(presumably without the shrine) to a European in La Paz, Bolivui. Rolf Wein bought the specimen on July...ophyllite; 5. 2 cm tall Cerro Rico, Potosi, B,atillo province, Potosi Andy Seibel col/action Jejf-SC,m/.plwto...wp11�. Yaalte: 12.5 cm wide Siglo XX Mine, ,U� Bustillo province, Potosi Malty Zinn colkdknt (ex Marv |  | | 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) | | deposits of thisrangeintoa singlemetallogenic province,in spite of the occurrenceof distinct cassiteriteand...conclusionlessweight was laid upon the presenceof tourmaline in manyof thesedepositsthan uponthe textureof...range and some newly developedoccurrenceseast of La Paz, that is, depositsin the granitic areas and in...mineralization in the eastern cordillera of Bolivia is established beyondquestion. As examplesof...on the easternslopesof the Andean range east of La Paz, on the flanks of the Cerro Loroqueri. The upper |  | | Report (issue) | | and 3, respectively. Arituzar Mine Calichar Caftuelas Daniel Mine San Marcos Volcanclto Salar Centenario...Centenario Anatuya Prospect Boroquimlca Samicaf Mines La Argentina Maria Teresa Oire Ojo de Agua Rio Alumbrlo...Vilama l-ll EIToro 1 La Mucar Laguna Guacha|ayte Laguna Guayatayoc Baratoyoc Mine Grupo Cordoba Laguna...Los Bayos Tropa Pete 3erta Prospect 3lanca Lila Mine Boratera de Antuco Celti Occurrence Coyaguaima ...Pozuelos Margarita San Mateo Mine Salar de Pucar Salar de Rio Grande Betina Mine Boratera Blanca Lila Coronel |  | | Journal (article/letter/editorial) | | silicicto basic,but in the oresas well. For example,at La Joya (Fig. •), enargite-tennantite veinsoccurwith...•lntimony I?ei•zs.--Most of the antimonydepositsof Bolivia belongto this group. They havebeenformedat depthsranging...quartz with stibnitecrystals. A vein at the Tarumita mine near Caracollo north of Oruro contains smallpocketsof...of scheelite with ankeriteand dolomite,and in the La Bombaminescheelite occurs F•. 2. Map of the Huanuni...the easternsideof the tin zone,in the Quimsacoya mine,the ore consistsof chalcedonicquartz with stibnite |  | | Report (volume) | | Cordillera Occidental, Bolivia By U.S. GEOLOGICAL SURVEY and SERVICIO GEOLOGICO DE BOLIVIA With a section on...Cordillera Occidental, Bolivia I by U.S. Geological Survey and Servicio Geol6gico de Bolivia; with a section...mineral resources-Bolivia-Cordillera Occidental. 3. Geology-Altiplano. 4. Geology-Bolivia-Cordillera Occidental...Geological Survey (U.S.) II. Servicio Geol6gico de Bolivia. Ill. Series. QE75.B9 no. 1975 [TN39.A4] 557.3s--dc20...cooperation between the Servicio Geologico de Bolivia and the U.S. Geological Survey. The geologic research |  | | Report (issue) | | GEOLOGICAL SURVEY MINERAL RESOURCE BIBLIOGRAPHY FOR BOLIVIA by Keith R. Long1 , Jane S. Ciener2 , Fernando... 3 U.S. Embassy, La Paz, Bolivia. 4 Servicio Geologico de Bolivia, La Paz, Bolivia INTRODUCTION This...references useful for a mineral resource assessment of Bolivia. In its present form it is a nearly exhaustive...resources, economic geology and areal geology of Bolivia. References pertaining to mineralogy, geochemistry...(Federico), 1950, Nuevas publicaciones geologicas sobre Bolivia: Mineria Boliviana, v. 7, n. 53, p. 7-8. Earth |  | | Journal (article/letter/editorial) | | in the north, through the Don Luis mine, to the Sur Sur mine, La Americana and Los Sulfatos in the south...Corporación Nacional del Cobre de Chile, Divisíon Andina, Sta. Teresa 513, Los Andes, Chile M. Fanning Research...Sur Sur operations of the Andina Division of CODELCO and the Los Bronces mine of Anglo American p.l.c....high-grade drill intersections in, respectively, La Americana and Los Sulfatos sectors at the southern...intrusion and Cu–Mo mineralisation in all three Andina mining sectors. In this second-stage study, the |  | | Report (issue) | | in evaporites. Association: Titanite, axinite, tourmaline, mica, quartz, grossular, albite, °uorite, apophyllite...in the La Verde mine, near La Huerta, Baja California. From Alto Chapare, Cochabamba, Bolivia. In Switzerland...Betafo district; and at Sahasonjo, northeast of Andina. In Russia, from Alabashka, near Mursinka, Ural...district, Myanmar (Burma). In Japan, from the Obira mine, Bungo, Oita Prefecture, and at Toroku, Miyazaki |  | | Journal (article/letter/editorial) | | November 2014 1. A fine 10.2-cm pale pin the Aurora mine, Charcas, S en, Jeff Scovil photo. crystal group...including the San Sabastian, the Rex and Reina, the La Aurora, and the San Bartolo. Other Mexican localities...occurrences in Baja California, such as the La Verde mine near La Huerta (large crystals to 11 cm long and...stilbite) and the Chuqui mine at Rosa de Castilla (crystals to 3 cm); the La Sirena orebody at Zimaph...Sonora, where danburite occurs with axinite and tourmaline (Panczner 1987). COLOR SPONSORS for the Connoisseur’s |  | Deckart, K., Clark, A. H., Celso, A. A., Ricardo, V. R., Bertens, A. N., Mortensen, J. K., Fanning, M. (2005) Magmatic and Hydrothermal Chronology of the Giant Rio Blanco Porphyry Copper Deposit, Central Chile: Implications of an Integrated U-Pb and 40Ar/39Ar Database. Economic Geology, 100 (5) 905-934 doi:10.2113/gsecongeo.100.5.905 | Journal (article/letter/editorial) | | Corporación Nacional del Cobre de Chile, División Andina, Sta. Teresa 513, Los Andes, Chile ALFREDO BERTENS...including the 11.96 ± 0.40 Ma Río Blanco granodiorite (mine terminology), the 8.40 ± 0.23 Ma Cascada granodiorite...Operated since 1971 by the Andina Division of CODELCOChile, the Río Blanco mine incorporates the central...northwesterly third of which is exploited by the Los Bronces mine of Compañía Minera Disputada de Las Condes, since...elongated northwest-southeast (Fig. 2). The CODELCO-Andina operations comprise FIG. 1. Simplified regional |  | | Book | | Lower Paleozoic Sediments of the Cordillera Real, Bolivia H.-J. Schneider . . . . . . . . . . . . . . . ... 137 The Stratabound Kellhuani Tin Deposits, Bolivia B. Lehmann . . . . . . . . . . . . . . . . . .... . . . . . . . . 147 X Contents El Aguilar Mine: An Ordovician Sediment-Hosted Stratiform Lead-Zinc...Stratabound Iron Ores in the Silurian of Argentina and Bolivia M.-A. Boso and C. R. Monaldi . . . . . . . . .... . . . . . . . . . . . . . . . . 175 The "La Helvecia" Pb, Zn, and Barite Deposit, Argentina A. Brodtkorb |  | | Report (issue) | | . . . . . . . . . . . . . . . . . . . . . 26 Bolivia . . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . . . . . 29 Bolivia . . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . . . . . 33 Bolivia . . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . . . . . 35 Bolivia . . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . . . . . 38 Bolivia . . . . . . . . . . . . . . . . . . . . . . . |  | Crespo, Jorge, Reich, Martin, Barra, Fernando, Verdugo, Juan José, Martínez, Claudio, Leisen, Mathieu, Romero, Rurik, Morata, Diego, Marquardt, Carlos (2020) Occurrence and Distribution of Silver in the World-Class Río Blanco Porphyry Cu-Mo Deposit, Central Chile. Economic Geology, 115 (8). 1619-1644 doi:10.5382/econgeo.4778 | Journal (article/letter/editorial) | | Chile, Santiago 8370450, Chile 3CODELCO, División Andina, Avenida Santa Teresa, No. 513 Los Andes, V Región...ablation-inductively coupled plasma-mass spectrometry (LA-ICPMS). To ensure that samples are representative...level (a.s.l.), is operated by CODELCO-Andina. In 2018, Andina produced 220,000 tons of fine copper with...on three areas, i.e., the Río Blanco underground mine and the Don Luis and Sur-Sur open pits (Fig. 1)...granodiorite (8.40 ± 0.23 Ma), and LITHOLOGY CHRIOL La Copa Complex (5-4.5 Ma) A’ 28000 N GDRB Rhyolite |  | García, M., Maksaev, V., Townley, B., Dilles, J. (2017) Metallogeny, structural evolution, post-mineral cover distribution and exploration in concealed areas of the northern Chilean Andes. Ore Geology Reviews, 86. 652-672 doi:10.1016/j.oregeorev.2017.01.025 | Journal (article/letter/editorial) | | known, allowing better criteria for decisions on mine concession acquisitions, plan geophysical and geochemical...Cu-Mo deposits, and minor copper mineralized tourmaline breccia pipes, enargite-bearing and Fe oxide-Cu-Au...belt is wider, up to 400 km, extends along Peru, Bolivia, Chile and Argentina, and contains a variety of...Pacci et al., 1980b). The Campanani deposit is a tourmaline-bearing breccia-pipe and vein-stockwork that...southernmost vein deposits (El Chino, Sapte, La Hedionda San Pedro and Quebrada Guacesiña) include Ag(Pb-Zn) |  | | Journal (article/letter/editorial) | | Cenozoic ore deposits in the Chilean Andes between La Serena (30S) and Santiago (34S) include polymetallic...Cordillera, in particular Peru, northern Chile, and Bolivia, whose genesis is intimately related to the magma...deposits, which typify the eastern Cordillera in Bolivia and southern Peru, are uncommon between 30 and...porphyry copper-molybdenum, porphyry copper-gold, tourmaline breccia, stratabound epigenetic manto deposits...types in the study area, with the exception of tourmaline breccias not associated with the Miocene and |  | | Journal (issue) | | Cd-bearing phosphate mineral from the Gold Quarry mine, Eureka County, Nevada . . . . . . . . . . . . ...crystal cluster, 7.3 cm, from near Bapu, Guangdong Province, China. Rob Lavinsky specimen, now in the Tom...recovered from the dumps of this small mine. Local collectors reworked the mine dumps many times in search of...about 325 meters southwest of the Bishop manganese mine. The locality was early on referred to as a “copper...spatially distinct from the nearby Bishop manganese mine. The dumps do not contain significant manganese |  | Frikken, P. H., Cooke, D. R., Walshe, J. L., Archibald, D., Skarmeta, J., Serrano, L., Vargas, R. (2005) Mineralogical and Isotopic Zonation in the Sur-Sur Tourmaline Breccia, Rio Blanco-Los Bronces Cu-Mo Deposit, Chile: Implications for Ore Genesis. Economic Geology, 100 (5) 935-961 doi:10.2113/gsecongeo.100.5.935 | Journal (article/letter/editorial) | | Mineralogical and Isotopic Zonation in the Sur-Sur Tourmaline Breccia, Río Blanco-Los Bronces Cu-Mo Deposit...CODELCO-Chile, Division Andina, Saladillo, Chile Abstract The Sur-Sur tourmaline breccia is located in...by early biotite and anhydrite at depth and by tourmaline and specularite at higher altitudes. These early-formed...biotite alteration upward to tourmaline cement and quartz-sericite-tourmaline alteration at approximately...fluid inclusions are preserved in quartz and tourmaline cement. Measured homogenization temperatures |  | | Journal (article/letter/editorial) | | cpsprohnle@collahuasi.cl I. Vela Anglo American Chile, Pedro de Valdivia 291, Santiago, Chile e-mail: ivan.vela@angloamerican...mega-porphyry Cu (-Mo) cluster, currently exploited by Andina Division (Codelco) at Rio Blanco and by Anglo American...2,500 t of Mo per year. The Los Bronces open-pit mine produces annually 400,000 t of fine copper and 2...ablation inductively coupled plasma mass spectrometry (LA-ICPMS) ages on zircon and 40Ar/39Ar ages on hydrothermal...postmineralization Dacite Plug event belonging to the La Copa Volcanic Complex (Fig. 2; 4.92±0.09 Ma; Deckart |  | Vallejo, Cristian, Almagor, Santiago, Romero, Christian, Herrera, Jose L., Escobar, Vanessa, Spikings, Richard A., Winkler, Wilfried, Vermeesch, Pieter (2020) Sedimentology, Provenance and Radiometric Dating of the Silante Formation: Implications for the Cenozoic Evolution of the Western Andes of Ecuador. Minerals, 10 (10) 929 doi:10.3390/min10100929 | Journal (article/letter/editorial) | | Nono–Tandayapa, Calacalí–Nanegalito, Quito–Santo Domingo, Quito–Chiriboga and Otavalo–Selva Alegre road...Nono–Tandayapa, Calacalí–Nanegalito, Quito–Santo Domingo, Quito– 3 of 31 Chiriboga and Otavalo–Selva Alegre...assemblages in the Yunguilla Formation include zircon, tourmaline, rutile, garnet and epidote with minor amounts...and conglomerates exposed along the Alóag–Santo Domingo highway. Egüez [7] defined the Tandapi unit as...basalts of the Tandapi unit in the Alóag–Santo Domingo road indicate that the volcanic rocks erupted through |  | | Journal (article/letter/editorial) | | potash(alkalicalcic),andin the tin-silver belt of southe•rn Bolivia,are more reduced(ilmenite series). Introduction...lithosphericslab.Jurassic andEarlyCretaceous mag- E1Hueso,La Coipa,Tambo). matic arcswere paralleledalongtheir...volcanosedi- at E1 Indio, E1 Guanaco, Sancarr6n,and La Pepa mentarybasins;all were ensialicexceptfor one... CHILEAuMETALLOGENY---INTRODUCTION 1191 I I 70ø • + ,' 65 ø La Paz •_--_--_--_ _ _ _•_-_-_-_-•_-_C-_-_•=. r' •=... rOTRER•LLOS-EL • FARALLON 39-37 ,, HUESO]•/• •';LA CULPA 24-20=zJ L. •u •'•/ •¾I I I I, II I I II |  | Crespo, Jorge, Reich, Martin, Barra, Fernando, Verdugo, Juan, Martínez, Claudio (2018) Critical Metal Particles in Copper Sulfides from the Supergiant Río Blanco Porphyry Cu–Mo Deposit, Chile. Minerals, 8 (11) 519 doi:10.3390/min8110519 | Journal (article/letter/editorial) | | Chile, Santiago 8370450, Chile Codelco División Andina, Avenida Santa Teresa, N◦ 513 Los Andes, V Región...underground mine, and the Don Luis (DL) and Sur–Sur (SS) open pits (Figure 1B). In 2017, the mine produced...igneous/hydrothermal, hydrothermal (biotite and tourmaline bearing), and rock–flour breccias [34]. The hydrothermal...youngest unit in the district corresponds to the La Copa Volcanic Complex (CVLC), which is located in...sericite + clays halo. 3. Samples and Methods CODELCO-Andina has a multi-element (51 elements) inductively coupled |  | | Book | | Kimmeridgian? to Paleocene Tectonic Evolution of Bolivia T. Sempere • . . . . . . • . . . . • • . . • ....refers to the evolution of the Cretaceous basin in Bolivia, and is the work of Thierry Sempere. The next paper... The editor of this volume wishes to thank Mr. Pedro J. Edmunds for his great help in translating two...279 pp. Groeber, P. (1953): Andico in Geografia de la Republica Argentina. Mesozoico, (Groeber, P., Stipanicic...Observations sur un essai de carte geologique de la France, des Pays-Bas et des contrees voisines. Annales |  | Cardona, A., Valencia, V.A., Lotero, A., Villafañez, Y., Bayona, G. (2016) Provenance of middle to late Palaeozoic sediments in the northeastern Colombian Andes: implications for Pangea reconstruction. International Geology Review, 58 (15) 1914-1939 doi:10.1080/00206814.2016.1190948 | Journal (article/letter/editorial) | | petrographic analysis, heavy mineral analysis, and tourmaline geochemistry were done, and U–Pb detrital zircon...Francis Group KEYWORDS provenance; Palaeozoic; U–Pb LA-ICP-MS geochronology; Pangea; Northern Andes South... 2016). In this contribution we present new U–Pb LA-ICP-MS geochronology from Palaeozoic metasedimentary...sandstone petrography, heavy mineral analysis, tourmaline geochemistry, and U–Pb detrital zircon geochronology...This program is designed for the analysis of tourmaline composition. Recalculated composition was plotted |  | Clark, Alan H., Farrar, Edward, Kontak, Daniel J., Langridge, Robert J., Arenas F., Mario J., France, Lynne J., McBride, Sandra L., Woodman, Priscilla L., Wasteneys, Hardolph A., Sandeman, Hamish A., Archibald, Douglas A. (1990) Geologic and geochronologic constraints on the metallogenic evolution of the Andes of southeastern Peru. Economic Geology, 85 (7) 1520-1583 doi:10.2113/gsecongeo.85.7.1520 | Journal (article/letter/editorial) | | explanatorytext by Bellidoandde Montreuil(1972), la republiea... E1Peregrino." and the perceptivesyntheses...perceptivesyntheses of Ponzoni(1980) and ei6n: Volved un instante la eabeza haeia este lado de Nieanor Parra, Poemasy...stratigraphic, petrologic,and tectonicsettingof Cordillerade la Costa(Fig. 1) and the entire Cordilthe ore depositsof...hydrothermalactivity Oriental of southeastern Peru and western Bolivia rangesfromrigorousto tenuous(for an objectlesson... 1524 CL.4• •O •"• // ß - ET AL. oSto. Domingo (Au) / i•Cor&nl i•Rev&nch& ß e< CUZCO 14 / |
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