 | | Journal (article/letter/editorial) | | Tin-Polymetallic Mineralization in the Oruro Mining District, Central Bolivian Tin Belt Asahiko SUGAKI...vein-type tin-polymetallic ore deposits of the Oruro mining district in the central part of the Bolivian tin...concluded that hypogene mineralization in the Oruro mining district took place during the early to middle Miocene:...Miocene: 15.8±0.8 Ma at San José, 20.1±1.1 Ma at Morococala, 20.5±1.0 Ma at Avicaya, and 19.6±1.0 Ma at Llallagua...alunite, jarosite, sericite, sulfur isotope, Oruro, Bolivia mineralization epochs of Bolivian epigenetic-type |  | | 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...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...640 200 100 600 The Political Divisions of Bolivia (after United Nations Map No. 3875, Peacekeeping |  | | 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...while the huge open pit excavation—where borate mining goes on to this day—was being enlarged. Some of...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 |  | Cacho, Andreu, Melgarejo, Joan-Carles, Camprubí, Antoni, Torró, Lisard, Castillo-Oliver, Montgarri, Torres, Belén, Artiaga, David, Tauler, Esperança, Martínez, Álvaro, Campeny, Marc, Alfonso, Pura, Arce-Burgoa, Osvaldo R. (2019) Mineralogy and Distribution of Critical Elements in the Sn–W–Pb–Ag–Zn Huanuni Deposit, Bolivia. Minerals, 9 (12) 753 doi:10.3390/min9120753 | Journal (article/letter/editorial) | | Elements in the Sn–W–Pb–Ag–Zn Huanuni Deposit, Bolivia Andreu Cacho 1 , Joan-Carles Melgarejo 1 , Antoni...maria.pura.alfonso@upc.edu Colegio de Geólogos de Bolivia, Edificio Señor de la Exaltación Nro. 4683, Av...1 y 2, Zona de Obrajes, Casilla 8941, La Paz, Bolivia; info@osvaldoarce.com Eloro Resources Ltd. Av....high-temperature (and low pH) mineralising fluids. District-scale mineralogical zonation suggests a thermal...temperatures from the central to the peripheral areas. A district-scale zonation has been also determined for δ34 |  | | Journal (article/letter/editorial) | | the polymetallic hydrothermal ore deposits in Bolivia A. Sugaki ~, S. Kojima ~ and N. Shimada 2 i Institute...were determined for fluid inclusions in mostly quartz and partly sphalerite, cassiterite, and barite...barite from the 28 tin-polymetallic ore deposits in Bolivia. Generally, the homogenization temperatures and...cassiterite mineralization, such as Morococala and Avicaya in the Oruro district, frequently indicating a temperature...Avicaya-Bolivar mining area in the Oruro district as well as at the Tasna and ChocayaAnimas mining areas in |  | | Journal (article/letter/editorial) | | 1960 A COMPARATIVE STUDY CENTRAL OF MAJOR BOLIVIA. No. 2 ORE DEPOSITS PART OF I F. S. TURNEAURE...219 Potosi district ..................................................... Llallagua-Oruro region .....Eastern Andes of central Bolivia, the tin depositsof Llallagua, Huanuni and Morococala,and the tin-silver depositsof...depositsof Potosiand Oruro. The deposits at Potosi, Llallagua and Oruro are associatedwith porphyry intrusions...veins of Huanuni and Morococala occur in altered sedimentaryrocks. In the Llallagua-Oruro region, the Pa |  | | Journal (issue) | | Articles Famous mineral localities: The Bristol copper mine, Connecticut...................................... Mandarino COVER: BORNITE crystal, 1.6 cm, on quartz , from Dzezkazgan, Kazakhstan. Houston Museum of...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....owned by Richard Bideaux’s Arizona Exploring and Mining Company for quite a few years. Bideaux and Wayne |  | | Report (issue) | | Fernando Urquidi B., American Embassy, La Paz, Bolivia; and Raul Sal as 0., Servicio Nacional de Geologia...sulfur deposits associated with stratovolcanos in Bolivia and Chile ........................ 5. 12A 15A...polymetallic Sn and Sn-Ag deposits in southern Bolivia, which are associated with porphyry stocks and...region of southern Peru, northern Chile, western Bolivia, and northwestern Argentina. The information presented...72° \ 12° 12° PERU Macusani > 16' ijj®BOLIVIA 16" Vs. m^:::::: : ::::;:::::::t LaPaz Are'q:u:|jjjj|:;:| |  | | Journal (article/letter/editorial) | | (10–100 times upper crust). Melt inclusions in quartz phenocrysts have been analyzed by electron and...system alone. We propose a scenario of selective quartz crystallization in a compositionally zoned magma...central Andean tin belt in the Eastern Cordillera of Bolivia (Fig. 1). The tin belt extends from southern Peru...Argentina and is the easternmost metallogenic province of the central Andes (Ahlfeld, 1967; Turneaure...Rice, 1997), which makes Llallagua the largest tin mine of the western world. The bulk geochemical tin enrichment |  | | Journal (article/letter/editorial) | | COMPARATIVE STUDY OF MAJOR ORE DEPOSITS OF CENTRAL BOLIVIA. F.S. PART II TURNEAURE PART II PAGE Descriptionof...or 40 vein mineralshave beenrecognizedin each district, but many of these occurin smallquantityand only...formationof the veins was the depositionof crude crustsof quartz, followed by bismuthiniteand cassiterite;many high-gradeveins...occurshere and there as microscopic needlesin the vein quartz but is chiefly 574 M.4JOR ORE DEPOSITS OF CENTR...whichthe two minerals MAJOR ORE DEPOSITS OF CENTRAL BOLIVIA. II 577 were in direct contact. Age relationshipsare |  | | Journal (issue) | | Trebisky and S. B. Keith The Minerals of the Zinc Hill Mine, Inyo County, California..........................Henderson The Mineralogy of the Department of Oruro, Bolivia..............................................c o rc l W \ Beryl. The Hiddenite and Emerald mine, near Stony Point, Alexander County, North Carolina...made his mark in a tourmaline find at the B.B. #7 mine in north Norway, Maine, and came to fame as the...Maine, and proceeded to learn Maine’s pegmatites by mining them. He has, over the years, mined commercial-grade |  | Müller, Barbara, Frischknecht, Rolf, Seward, Terry, Heinrich, Christoph, Camargo Gallegos, Willy (2001) A fluid inclusion reconnaissance study of the Huanuni tin deposit (Bolivia), using LA-ICP-MS micro-analysis. Mineralium Deposita, 36 (7) 680-688 doi:10.1007/s001260100195 | Journal (article/letter/editorial) | | reconnaissance study of the Huanuni tin deposit (Bolivia), using LA-ICP-MS micro-analysis Received: 17 April...studied in selected quartz-cassiterite veins of the Huanuni tin deposit, Bolivia. Fluid inclusion assemblages...assemblages were found in quartz that bracket at least one stage of cassiterite deposition, and some were...were found in quartz crystallised during a later sulphide mineralisation stage. All ¯uid inclusions consisted...Camargo Gallegos Universidad TeÂcnica de Oruro, Oruro, Bolivia Present address: B. MuÈller Division of |  | Lehmann, B., Dietrich, A., Heinhorst, J., Métrich, N., Mosbah, M., Palacios, C., Schneider, H. -J., Wallianos, A., Webster, J., Winkelmann, L. (2000) Boron in the Bolivian tin belt. Mineralium Deposita, 35 (2) 223-232 doi:10.1007/s001260050017 | Journal (article/letter/editorial) | | of the Bolivian tin province. The average boron content in melt inclusions of quartz phenocrysts from tin...and porphyry deposits of the Andean tin belt of Bolivia and southernmost Peru. Both metal provinces represent...granite/porphyry systems (San Rafael, San JoseÂ/ Oruro, Llallagua, Cerro Rico de Potosi, Chorolque) (Grant...framework of the central Andes The Andean tin belt of Bolivia, SE Peru and northernmost Argentina (Fig. 1), usually...rocks of the Eastern Cordillera of Bolivia, in tourmaline-quartz-sericite and chlorite The whole-rock |  | | Journal (article/letter/editorial) | | Cruz, and Santa Vera Cruz) which gives lower Mioceneages. In central and southern Bolivia the tin depositsare...to 20 m.y. Several of the major tin depositsof Bolivia, includingthe Catavi depositat Llallagua, fall...plutonsof Illimani and the CordillerasQuimsa Cruz and Santa Vera Cruz. A southerngroup includesthe Cerro Rico...extended across the width of the Andes almost Bolivia, there are some remnants of epicontinental to the...AGE ; +.\r- ORURO O,r/r--13 180 ARICA Iq ' J • DATED LOWER MIOCENEJ ERUPTI VE/ BOLIVIA / COMPLEXES |  | | Report (issue) | | GEOLOGICAL SURVEY MINERAL RESOURCE BIBLIOGRAPHY FOR BOLIVIA by Keith R. Long1 , Jane S. Ciener2 , Fernando...U.S. Embassy, La Paz, Bolivia. 4 Servicio Geologico de Bolivia, La Paz, Bolivia INTRODUCTION This bibliography...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) | | ROBERT B. COOK Department of Geolo Blackbird Mine, Cobalt, Lemhi County, Idaho Downloaded by [University...North Groton, New Hampshire, and at the State Forest mine, East Hampton, Connecticut. Roberts and Rapp (1965)...South Dakota. Here, it occurred in the Bull Moose mine, Custer County, as beautiful apple-green to pale...relatively plentiful in mines of the Keystone district, Pennington County, including the Big Chief, Dan...most famous ludlamite occurrence is the Blackbird mine, near Cobalt, Lemhi County, Idaho, an occurrence |  | | Journal (article/letter/editorial) | | Tin-Silver No. 2 Province F. S. TURNEAURE Abstract The tin-silver provinceof Bolivia includesthe Cordillera...and tungstenores show four stagesof vein growth: quartz-cassiterite (-wolframite),base-metal sulfides,alterationof...Periodicboilingof the salineore fluid took placeduringthe quartz-cassiterite stage. The ore depositsof the provinceare...mineralization betweenthe tin-silverprovinceof Bolivia, the copperprovinceof Chile and the belt of polymetallicores...The tin-silver provinceof the Eastern Andes of Bolivia has only a generalconnotation,as the belt Geology |  | | Journal (article/letter/editorial) | | Stephen F. Greb. July/August: Pyrite, quartz, and galena, Camp Bird mine, Ouray, Colorado. Barbara Muntyan...Potosi, Bolivia. Martin Zinn specimen, Jeffrey Scovil photo. November/December: Gold on quartz, Eagle's...Eagle's Nest mine, Placer County, California. Wayne and Dona Leicht specimen, Harold and Erica Van Pelt photo...Pedro Mine, Malacacheta District, Minas Gerais, Brazil, 320-22; Vivianite, Morococala Area, Oruro, Bolivia...G., The Sunrise Mine near Hartville Wyoming, 163-68 ' Dyck, H. M., The Sunrise Mine near Hartville, Wyoming |  | Torres, , Melgarejo, , Torró, , Camprubí, , Castillo-Oliver, , Artiaga, , Campeny, , Tauler, , Jiménez-Franco, , Alfonso, , Arce-Burgoa, (2019) The Poopó Polymetallic Epithermal Deposit, Bolivia: Mineralogy, Genetic Constraints, and Distribution of Critical Elements. Minerals, 9 (8) 472 doi:10.3390/min9080472 | Journal (article/letter/editorial) | | Article The Poopó Polymetallic Epithermal Deposit, Bolivia: Mineralogy, Genetic Constraints, and Distribution...Barcelona, Catalonia, Spain Colegio de Geólogos de Bolivia, Av. Hernando Siles entre calles 1 y 2, Zona de...Señor de la Exaltación Nro. 4683, La Paz 8941, Bolivia Correspondence: camprubitaga@gmail.com; Tel.: +52-55-56224310...[2]. In the particular case of Bolivia, the organisation of most mining activities is twofold: it is either...grouped into the National Federation of Mining Cooperatives of Bolivia (FENCOMIN) and that operate by means |  | | Report (chapter) | | hydrothermal systems in some sub-volcanic tin deposits of Bolivia J. N. Grant Department o f Geology, Royal School...Geol6gico de Bolivia ( G E O B O L ) , La Paz, Bolivia G. Avila Servicio Geol6gico de Bolivia ( G E O B...B O L ) , La Paz, Bolivia 5 5 2 . 3 : 5 5 3 . 2 1 6 . 5 : 553.45(84) Synopsis The tin deposits o f the...southern part o f the Cordillera Oriental o f Bolivia consist of complex vein systems and pervasive disseminated...rocks are preserved (Llallagua, San Pablo de Morococala). A t others, both the intrusives and coeval |  | Ericksen, G.E., Smith, R.L., Luedke, R.G., Flores, Mario, Espinosa, Alfredo, Urquidi, Fernando B., Saravia, Fernando (1985) Preliminary geochemical study of ash-flow tuffs in the Morococala and Los Frailes volcanic fields, central Bolivian tin belt. Open-File Report Vol. 1985 (85-258) US Geological Survey doi:10.3133/ofr85258 | Report (issue) | | geochemical study of ash-flow tuffs in the Morococala and Los Frailes central volcanic fields, Bolivian...Location map showing Bolivian tin belt and the Morococala and Los Frailes volcanic fields ...............representative ash-flow tuffs of the Morococala and Los Frailes volcanic fields, Bolivia, compared with selected ash-flow...concentrations of tin and related elements in tuffs of the Morococala and Los Frailes volcanic fields, which cover...These fields consist of sequences of predominantly quartz latitic ash-flow tuff sheets and minor andesitic |  | | Journal (article/letter/editorial) | | 15 cm; D50729), Los Lamentos, Mexico. Figure 4. Quartz, var. amethyst (15 × 13 cm; D50726), Amatitlan... representing an important part of Australia’s mining and mineralogical heritage. In addition, it featured...specimens in his collection (a specimen of vein gold in quartz from Bendigo, Victoria) was given to him by his...Smithsonite. (7 × 4 cm; D49972), Broken Hill Proprietary mine, Broken Hill, New South Wales. Prospect dolerite...Figure 6. Anglesite (5 × 3 cm; D49920), Proprietary mine, Broken Hill, New South Wales. Figure 7. Pyromorphite |  | | Journal (article/letter/editorial) | | University] at 12:06 11 August 2015 Morococala Area, Oruro, Bolivia VIVIANITE IS A COMMON MINERAL that...and 2.0, and its density of 2.68 is near that of quartz. Depending on the degree of oxidation of contained...Avicaya, Tazna, Monserrat, and, most recently, Morococala. These crystals are typically arranged either...have made their way to the collector market from Bolivia over the past decade. Although many larger specinlens...“Momcocala.” This name originally applied to a single mine within what is known as the Negro Pabellon-Momcoda |  | | Journal (issue) | | Articles Famous mineral localities: the Sterling mine, Antwerp, New York ........ 199 G. W. Robinson...and S. C. Chamberlain Pseudomorphs from the Burra mine, South Australia ..............................219...Hematite overgrowths delineating Dauphine twinning in quartz 227 W. A. Henderson The legacy of Jack B oyle...L. Horowitz Great pockets: the Tiefengletscher quartz g ro tto ........................................cm long, on white natrolite from the Dallas Gem mine, San Benito County, California. For more on this |  | | Journal (article/letter/editorial) | | 205 feet), Tocorpuri on the border of Chile and Bolivia is 6,873 meters (22,550 feet), and the highest...narrow to only 32 kilometers (20 miles), whereas in Bolivia they Dr. Terry C. Wallace is a professor of geosciences...Americans were obtaining gold from placer deposits and mining and smelting oxidized copper ores in central Peru...(tucuna), which implies a rudimentary knowledge of mining and mineralogy. The mineral wealth was an integral...Florida] at 09:23 14 October 2014 vivianites from Oruro, Bolivia; and fantastic pyrargyrites from Hauncavelica |
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