 | | 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 |  | | Journal (article/letter/editorial) | | SEPTEMBER-OCTOBER, TIN-SILVER OF GEOLOGISTS VEINS OF F. M. ORURO 1948 No. 6 BOLIVIA. CHACE. PART...texture of the rock. 3. An intensephasecloseto the veins, {n which the rock {s convertedto an aggregateof...hasbeenlittlea•ectedby hydrothermal solutions exceptcloseto veins. The San]•s• brecc{a is alwaysalteredin vary{ng...Pedro and Viscachani mountains far removed from the veins con- tain somesericiteand chlorite. In the handspecimen...porphyry can be found in the San Jos• mine even far from veins without disseminated pyrite. The moderately |  | | Journal (issue) | | Number Four Articles The El Desierto sulfur mine, Potosí, Bolivia . . . . . . . . . . . . . . . . . . . ....of the Mazarrón-Águilas mining district, Murcia Province, Spain . . . . . . . . . . . . . . . . . . . ...mineral localities: The Pacajake selenium mine, Potosí, Bolivia . . . . . . . . . . . . . . . . . . . ....1980 when he paid me a visit at the Jacupiranga mine; somehow he had learned of my mineralogical researches...studies of the mineralogy of the now-famous Brumado mine in Bahia, recovering countless superb crystal specimens |  | | 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) | | S. Geological Survey and Servicio Geologico de Bolivia in cooperation with the Trade Development Program...the U.S. Geological Survey-Servicio Geol6gico de Bolivia as part of the Mineral Resource Evaluation of the...reports in the files of the Servicio Geologico de Bolivia located in their main office in La Paz. All of...States, and the Servicio Geol6gico de Bolivia in La Paz, Bolivia. This report is an edited version of...commonly used names for a deposit, along with names of veins, adits, ore bodies, or, in the case of districts |  | | Journal (article/letter/editorial) | | COMPARATIVE STUDY OF MAJOR ORE DEPOSITS OF CENTRAL BOLIVIA. F.S. PART II TURNEAURE PART II PAGE Descriptionof...Descriptionof the ore deposits Mineralogy of the veins ............................................ Hypogene...brecciation .......................... Formation of the veins .......................................... Chemical...593 594 596 602 604 THE VEINS HypogeneOres The mineralogyof the veins showsa notablecontrastwith...types of the Bolivian Andes, the tin and the tin-silver ores. The depositsof each type exhibit many points |  | | Journal (article/letter/editorial) | | ages of hypogene mineralization, and supergene alunite and jarosite provide ages for erosional and weathering...6±1.0 Ma at Llallagua. Fine grained supergene alunite (δ34S = –10.1 ‰) and jarosite yield K-Ar ages of...Keywords: K-Ar, age, alunite, jarosite, sericite, sulfur isotope, Oruro, Bolivia mineralization epochs...district, the principal tin-producing district in Bolivia, and discuss these ages together with previous...Ages of Tin-Polymetallic Mineralization, Oruro, Bolivia 275 Fig. 2 Geologic map of the Oruro mining district |  | | Journal (article/letter/editorial) | | 70, 1975, pp. 913-927 PorphyryTin Depositsin Bolivia R. H. SILLITOE,C. HALLS, AND J. N. GRANT Abstract...central and southern parts of the Bolivian tin province has been derived largely from lode systemsassociatedwith...dikes that intrude the Paleozoic-to- The tin province Tertiarysuccession are considered late Tertiary...eralizationin the Boliviantin provincehavebeen ores of tin-silver,tin-zinc, tungsten,bismuth,leadzinc, and antim...antimonyhavealsobeenworked. In the northernsectorof the province (Fig. 1), in the CordillerasReal and QuimsaCruz |  | | Journal (article/letter/editorial) | | Advanced argillic lithocaps in the Bolivian tin-silver belt Received: 13 February 1998 / Accepted: 11...shallowly eroded southern part of the Bolivian tin-silver belt, where mineralization typically is centred...residual quartz and contained the world's largest silver resource, whereas the basal remnant of a lithocap...lithocap at Pulacayo is composed of barren quartz-alunite. Minor gold occurs in the structurally controlled...the tin- and base metal-bearing massive sulphide veins and associated sericitic and quartz-tourmaline alteration |  | | Journal (article/letter/editorial) | | COMMUNICATIONS THE PALLACOS OF CERRO RICO DE POTOSI, BOLIVIA: A NEW DEPOSIT TYPE PAUL J. BARTOS† ASARCO Inc...flanks of the Cerro Rico de Potosi, Bolivia, the world’s largest silver deposit. Fundamentally, pallacos...contain sufficient disseminated silver so as to be bulk minable. The silver-bearing clasts originated from...landslides. Metal zoning, clast alteration style, and silver grade vary between the two pallaco types. Introduction:...the city of Potosi in southern Bolivia, is the world’s largest silver deposit. Its wealth helped make |  | | Thesis/Dissertation | | Non-Metallic Mineral Deposits in the La Paz Region, Bolivia Department of Civil, Environmental and Natural...Non-Metallic Mineral Deposits in the La Paz Region, Bolivia Ariana Zeballos Ore Geology Geological, Geochemical...Non-Metallic Mineral Deposits in the La Paz Region, Bolivia Ariana Zeballos Luleå University of Technology...a promising source of economic development in Bolivia where the mining industry’s main focus is on metalliferous...deposits. The industrial mineral resources in Bolivia are of large quantity, even though they remain |  | | Journal (article/letter/editorial) | | VOLCANIC DOME-HOSTED PRECIOUS METAL DEPOSITS IN BOLIVIA CHARLES G. CUNNINGHAM, U.S. GeologicalSurvey,959...Piso10, Av. 16 de Julio 1616, El Prado,La Paz, Bolivia Josf•PINTOV•SQUEZ, UnitedNationsDepartmentof ...r Development(DTCD), Casilla 2096, SantaCruz, Bolivia AND GEORGE E. ERICKSEN U.S. GeologicalSurvey...underlainchieflyby a thick sequenceof southwestern Bolivia are associated with volcanic intenselyfoldedlower...border of Bolivia, andthe world-famousPulacayosilverdepositandthe Cerro Rico de Potositin-silver depositin |  | | Journal (article/letter/editorial) | | I93I THE SILVER-TIN WALDEMAR GEOLOGY DEPOSITS LINDGREN AND No. 5 OF ORURO, BOLIVIA. ARGYLE C.............. Socavon Mine ............................................. Itos Mine ......................Colorada Mine ......................................... The History of the Oruro Tin-Silver Veins ........known, Oruro is one of the most famous silver camps of Bolivia. Accordingto F. C. Lincoln 7. the mineswere...mines mentionedas in operationat that time. The veins provedimmenselyrich and about •678 rivaled Potosi |  | | Report (issue) | | Fluid-inclusion and geochemical studies at the Emperor gold mine, Fiji; Unpub. Ph.D. dissertation, University of...International, v. 19, p. 26-36. Barton, P. B., Jr., 1982, Silver/base metal epithermal deposits: R. L., ed., Characteristics...mineral resources in the northern Basin and Range Province: Geothermal Resource Council Special Report 13... P. I., 1982, Comparative models of epithermal silver-gold deposits: AIME Preprint, no. 82-13, SME-AIME...pathfinder trace element patterns associated with gold-silver mineralization in late Oligocene volcanic rocks |  | | Report (issue) | | 1986, Geology and development of the Hishikari mine: Mining Geology, v. 36 (2), no. 196, p. 117. Adams...Fluid-inclusion and geochemical studies at the Emperor gold mine, Fiji: Unpub. Ph.D. dissertation, University of...International, v. 19, p. 26-36. Barton, P. B., Jr., 1982, Silver/base metal epithermal deposits, in Erickson, R...mineral resources iriThe northern Basin and Range Province: Geothermal Resource Council Special Report 13... P. I., 1982, Comparative models of epithermal silver-gold deposits: AIME Preprint, no. 82-13, SME-AIME |  | Arribas, Antonio, Rytuba, J.J., Rye, R.O., Cunningham, C.G., Podwysocki, M.H., Kelly, W.C., Arribas, Antonio, McKee, E.H., Smith, James G. (1989) Preliminary study of the ore deposits and hydrothermal alteration in the Rodalquilar caldera complex, southeastern Spain. Open-File Report Vol. 1989 (89-327) US Geological Survey doi:10.3133/ofr89327 | Report (issue) | | RCDALQUILAR CALDERA COMPLEX, SOUTHEASTERN SPAIN Antonio Arrihas Jr.l James J. Rytuba^ Robert O. Rye3 Charles...Cunningham^ lyfelvin H. Podwysocki^ William C. Kellyi Antonio Arrihas Sr.5 Edwin H. McKee2 James G. Smith2 Open-File...SOUTHEASTERN SPAIN SUMMARY The Rodalquilar gold-alunite deposits are the first documented example of calderarelated...responsible for hydrothermal circulation, niite and alunite K-Ar data indicate an age for the mineralization...complex consist of alunite, gold-alunite, and lead-zinc-silver-gold veins. The gold-alunite deposits are the |  | Carrino, T. A., Crosta, A. P., Toledo, C. L. B., Silva, A. M., Silva, J. L. (2015) Geology and Hydrothermal Alteration of the Chapi Chiara Prospect and Nearby Targets, Southern Peru, Using ASTER Data and Reflectance Spectroscopy. Economic Geology, 110 (1) 73-90 doi:10.2113/econgeo.110.1.73 | Journal (article/letter/editorial) | | prospect, Canahuire deposit, and Cerro Millo and San Antonio de Esquilache targets were done with data acquired...produce a regional hydrothermal alteration map (alunite and/or kaolinite, illite-muscovite and/ or smectite... where the Chapi Chiara, Cerro Millo, and San Antonio de Esquilache targets are located. This zoning...prospect, Canahuire deposit, and Cerro Millo and San Antonio de Esquilache targets, which are located near the...70°0’0’’W Puno Cusco PERU Arcata Ares San Antonio de Canahuire Esquilache Chapi Chiara Tucari La |  | | Journal (issue) | | ificad a m in e, C e rro R ico d e P o to si, Bolivia. R esearch C h a rita b le T ru s t sp e c im e...gratifying. One young mineralogist, a former student of mine, said that although he had never met Mike, he had... famous mineral localities: Cerro ;8.ico de £ofosi Bolivia ^ --------------------- Wendell E. Wilson 4631...85750 Alfredo Petrov Casilla 1728 Cochabamba, Bolivia Cerro Rico ( “Rich M ou n tain ”) de Potosi is...South America, has yielded billions o f dollars in silver, is the type locality fo r two tin sulfides— berndtite |  | | Journal (article/letter/editorial) | | Low-sulfidation (LS) Main mineralization styles Veins, stockworks Veins, stockworks, disseminated bodies Silicification...Silicification, vuggy residual quartz, quartz-alunite Quartz, alunite, barite Silicification, quartz-adulariaillite...H2S-bearing steam condensate Opal/chalcedony, alunite, kaolinite, smectite H2S-bearing steam condensate...argillic assemblage comprises powdery opaline silica, alunite, and/or kaolinite (Fig. 4b), depending on solution...exposed in a road cut above the Coipa Norte HS gold-silver orebody at La Coipa, northern Chile. Note its white |  | | Journal (article/letter/editorial) | | THE TIN DEPOSITS OF LLALLAGUA, BOLIVIA. F. S. TURNEAURE. PART II. CONTENTS---•ar! II. The bonanza...complete,the available data indicate that the major veins are characterizedby a high-gradesection,which includesfrom...generalization. I70 THE TIN DEPOSITS OF LL.4LL.4GU.4, BOLIVIA. 171 Ori#in.--In •926, Koeberlin .,6advanced...R.: Geologic Features of Bolivia's Tin-bearing veins. Eng. & Min. Jour., vol. xzi, pp. 636-642, x926...Problem of Supergene Cassiterite in Bolivian Tin Veins. EcoN. Gv-ox..,vol. 24, pp. 343-364, I929. 28 Op |  | | Journal (article/letter/editorial) | | some veins, is that there is little relation to the compositionof the vein. Thus gold quartz veins in California...a closerinsightinto the geneticprocesses of the veins may be obtained." Lindgren (61) later emphasizedthis...seemsto havebeenlittle observationof the wall rocksof veins for a long time. The argumentas to whetherveins...attention to their effects on the wall rocks of veins. Daubtee (27) was certainlyone of the early workersto...quartz after feldsparoccurin the wall rocksof the veins. Also zinc and manganese mineralswere described |  | | Book | | .................. .42 3.1.6 Pirquitas, Jujuy Province, Argentina ..................................... 58 3.2.7 Maranda J, Murchison belt, Northern Province, South Africa ........... 59 VIII Table of...4.12 Carguaicollu, Oruro, Cordillera Oriental, Bolivia ............................ 89 3.4.13 Bolivar...Occidental, Bolivia ............ 89 3.4.14 Huari-Huari, Potosi, Cordillera Oriental, Bolivia ............Occidental, Bolivia ......... 91 3.4.16 San Vicente, Uyuni, Cordillera Oriental, Bolivia ........... |  | | Report (issue) | | (clay4white mica), advanced argillic (clay+pyrophyllite+alunite+A^O^ minerals) as they apply. Include skarn mineral...quartz adularia type 5.5 Epithermal Au, quartz alunite type 5.6 Hot spring gold 5.7 Disseminated Hg 5...carbonate Hg 5.9 Hot spring Hg 5.10 Emerald veins 5.11 Sn, W veins 5.12 Volcanogenic uranium 6. Sedimentary...Norte Cty, CA Santa Helena, Antioquia, Colombia Goto Mine, Luzan, P.I. References Wells, F. G. et al 1946...be rich in gold, gold+base metal sulfosalts in veins, gold placers Metal Concentrations Cu, Mo, Pb, |  | | Journal (article/letter/editorial) | | 1960 A COMPARATIVE STUDY CENTRAL OF MAJOR BOLIVIA. No. 2 ORE DEPOSITS PART OF I F. S. TURNEAURE...of central Bolivia, the tin depositsof Llallagua, Huanuni and Morococala,and the tin-silver depositsof...intrusions of middle(?) Tertiary age, whereasthe veins of Huanuni and Morococala occur in altered sedimentaryrocks...result of combinedregionaland local stress..Narrow veins and stringer lodesaccountfor most of the ore, but...and tin-silver deposits; tourmaline occurs xvith the tin ores. Minerals typical of the tin veins are quartz |  | Groepper, H., Calvo, M., Crespo, H., Bisso, C. R., Cuadra, W. A, Dunkerley, P. M., Aguirre, E. (1991) The epithermal gold-silver deposit of Choquelimpie, northern Chile. Economic Geology, 86 (6) 1206-1221 doi:10.2113/gsecongeo.86.6.1206 | Journal (article/letter/editorial) | | workeduntilrecentlycamefromnarrowargentiferous veins,but thepresentoperation iscenteredona seriesof hydrothermal...Vilacollo.It is located of the border with Bolivia (Fig. 1). The mine and * Present address: 4 Hazlewood Drive...DEPOSIT i CUAJONE li TOQUEPAL A iii MOCHA k BOLIVIA iv Co. COLORADO v QDA. BLANCA ...•t •'i COLLAHUASI...various projects were plant wasbuilt alongsidethe mine during 1988. Proplannedto treat the old sulfidicdumpsby...with evaluations Silver veins were intermittently mined by the 60 km from the mine at a lower elevation |
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