 | | 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................................. 1 Department of Oruro......................................100 Department...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 |  | | Report (volume) | | no.: B 19.3:2119 1. Volcanic ash, tuff, etc.-Bolivia-Composition. 2. Geology, StratigraphicTertiary...Geological Survey and the Servicio Geologico de Bolivia ( 1992) conducted a mineral resource assessment...Altiplano and Cordillera Occidental in southwestern Bolivia during 1990-91. During fieldwork for the assessment...continental plate, trends northerly through southwestern Bolivia. The Andean arc has been divided into northern...mountain chains extending through the length of Bolivia) and Altiplano is within the central volcanic zone |  | 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) | | Vilacollo.It is located of the border with Bolivia (Fig. 1). The mine and * Present address: 4 Hazlewood Drive...CACACHARA LOCURA NEGRtLLOS -16 ø 16o CARANGAS TODOS SANTOS PORPHYRY COPPER DEPOSIT i CUAJONE li...li TOQUEPAL A iii MOCHA k BOLIVIA iv Co. COLORADO v QDA. BLANCA ...•t •'i COLLAHUASI vii OUELLAVECO...various projects were plant wasbuilt alongsidethe mine during 1988. Proplannedto treat the old sulfidicdumpsby...were intermittently mined by the 60 km from the mine at a lower elevation.Total productionby all pre |  | | Journal (article/letter/editorial) | | Metallogenetic Epochs and Provinces of Bolivia The Tin-Province (Part I) The Metallogenetic Provinces...the Altiplano (Part II) F. A~LFELD Cochabamba, Bolivia Partf. An attempt is made to solve the relationships...formation of ore deposits using the Bolivian tin-province as an example. In the eastern Cordillera we are...old geotectonic zone of weakness divides the tin district into two parts which differ from each other in...tin-silver mineralization is discussed. Within the tin-province three metallogenic epochs are recognized, with |  | | Journal (article/letter/editorial) | | AUGUST, TIN-SILVER SOCIETY NO. 5 1948 OF ORURO, BOLIVIA.* CHACE. PART I. CONTENTS. PAGE Abstract...351 353 354 356 357 367 Production of the Oruro District 374 377 ...................................next number. ABSTRACT. The iin'-silveroresof Oruro, Bolivia,occurin complexveinsthat are found in and adjacentto...Publishedwith the permissionof Compafiia Minera de Oruro. sertation, Harvard University. 333 Abstract of...ago. PART I. INTRODUCTION. T•r. Oruro mining districtof Bolivia is an importantmemberof the finsilvermetal]ogenet{c |  | | Report (volume) | | _________ Siria mine ________________________ ------------- __ ----Los Hornitos mine ______ ;_______...mine____________________________________ La Uni6n mine ________________ -----------------------(}uatem...______ __ ____ ______ _ 48 48 49 50 51 51 51 La Paz mine ______ ---------------------------Cabanas distr...district___________________________________ La Joya mine ____ ----------------------------La Corona depos...----------Pasasaguas district ___ ----------------------------El Retiro district _________ -- __ ----_------- |  | | Journal (issue) | | Islet Famous mineral localities: the Silver Islet mine, O n ta rio ............... 49 by W. E. Wilson ...Batopilas Famous mineral localities: the Batopilas District, Chihuahua, M e x ic o .........................photo © SILVER crystals, 3.3 by 4.5 cm, from the mine, Kongsberg, Norway. (See the this issue.) Keith...silver mines at all in Asia. He does mention a silver mine in Macedonia that used to yield a talent of the...Phidon of Aegina around 869 B.C., and yet the district did not reach its peak in activity and production |  | | Journal (article/letter/editorial) | | borderland (the southern portion of a submarine province of ridges and basins west of northern Baja California)...south-southeast from Mas Los Coronados to Bahia Todos Santos, (2) southeast-northwest faults within the borderland...zone between Tslas Los Coronados, and Bahia Todos Santos 12. Heat-flow measurements and seismic refraction...borderland, the southern portion of a submarine province of ridges and basins lying west of northern Baja...Baja California, Mexico, and south of Bahia Todos Santos (Figs. 1,2). The usual abrupt transition at the |  | Kamenov, G., Macfarlane, A. W., Riciputi, L. (2002) Sources of Lead in the San Cristobal, Pulacayo, and PotosiMining Districts, Bolivia, and a Reevaluation of Regional Ore Lead IsotopeProvinces. Economic Geology, 97 (3) 573-592 doi:10.2113/gsecongeo.97.3.573 | Journal (article/letter/editorial) | | Cristobal, Pulacayo, and Potosí Mining Districts, Bolivia, and a Reevaluation of Regional Ore Lead Isotope...sources of ore metals in southwest to south-central Bolivia, including the very large recently discovered silver-zinc...deposit at San Cristobal, the Pulacayo polymetallic district, and the giant Potosí silver-tin-base metal deposit...rocks in western Bolivia. On this basis we identify a new ore lead isotope province extending from San...eastern Altiplano and into southern Perú. This province is coincident with but smaller than the extent |  | Ocampo-Díaz, Yam Zul Ernesto, Torres-Sánchez, Sonia Alejandra, Augustsson, Carita, Barboza-Gudiño, José Rafael, García-Díaz, José Luis, Talavera-Mendoza, Oscar, Aceves de Alba, Jorge, Castro-Larragoitia, Javier, Martínez-Paco, Margarita, Saucedo, Ricardo, Aguillón-Robles, Alfredo (2019) Provenance and tectonic setting of the Jurassic Huayacocotla Formation and Alamitos Sandstone, Central Mexico. Geochemistry, 79 (2) 369-383 doi:10.1016/j.chemer.2019.05.004 | Journal (article/letter/editorial) | | (Fig. 1). The continental La Boca, La Joya, and Todos Santos formations, as well as the deep-marine siliciclastic...muscovite, epidote, sericite, zircon, and jarosite. Hematite is the most common opaque mineral (Appendix 1)...Jurassic La Silla Formation and Middle Jurassic Todos los Santos Formation; Godínez-Urban et al. (2011b). Hence...Formation, Lower and Middle Jurassic La Silla and Todos Santos formations, and Upper Jurassic Alamitos Sandstone...volcanic and sedimentary rocks of the La Silla and Todos Santos Formations, Chiapas: record of Nazas arc magmatism |  | | Journal (article/letter/editorial) | | to be equivalent to the Jurassic-Cretaceous Todos Santos Formation of Honduras and El Salva dor (McBirney...November 2014 Tuche Valle de Angeles Yojoa Todos Santos El Pan Lithology Sandstone, conglomerate,...clastic and calcareous sedimentary rocks of the Todos Santos Formation, locally intruded by Creta ceous...was provided by Thomas Belt, during his tenure as mine engineer from 1868 to 1872 in the town of Santo...Table 1 and actual produc tion by mining district or mine compiled from pub lished and unpublished |  | | Report (volume) | | mineral deposits of the Berenguela district, northwestern Bolivia By Alan R. Wallace, Richard F. Hardyman...La Espanola prospect, northwestern Altiplano, Bolivia By Albert Hofstra, Richard F. Hardyman, Luis Barrera...of gold-associated skarn from Nambija, Zamora Province, Ecuador: A reconnaissance study By Jane M. Hammarstrom...White River National Forest and the Dillon Ranger District of the Arapaho National Forest, Colorado By Margo...thermochronology of fluid inclusions in mining-district-scale studies. When technologies have been developed |  | | Journal (article/letter/editorial) | | description.—The volcanic mountains of the coastal province are divided into an older series consisting of...Guatemala, are lithologically similar to the Todos Santos beds of northern Guatemala and Chiapas, and...marls, and limestones in the upper part of the Todos Santos beds and suggests that upper Metapan and Tegucigalpa...equivalent to the calcareous Neocomian part of the Todos Santos beds are absent. Instead, Middle Albian limestone...Honduras, and are referred to Pliocene. At the San Juan Mine, a small galena and sphalerite replacement zone |  | | Journal (article/letter/editorial) | | CRETACEOUS Ixcoy Limestone JURASSIC-CRETACEOUS Todos Santos Formation ~ f Ixtahuacan PERMIAN Chochal...Lithological Contact ~.~ Fault ~ Fo~d ~ .-~ Mine or Prospecl - , Scale 0 I 2 3km Fig. 1....formation is unconformably overlain by the Todos Santos Formation comprising interbedded conglomerate...Florida prospect and Los Lirios mine in the west to the Anabella mine in the east, and appears to be roughly...mineralization is mainly restricted to the Anabella mine where limestone beds are abundant. The greater abundance |  | Litherland, M., Annells, R. N., Appleton, J. D., Berrangé, J. P., Bloomfield, K., Burton, C. C. J., Darbyshire, D. P. F., Fletcher, C. J. N., Hawkins, M. P., Klinck, B. A., Llanos, A., Mitchell, W. I., O'Connor, E. A., Pitfield, P. E. J., Power, G., Webb, B. C. (1986) The geology and mineral resources of the Bolivian Precambrian shield. Overseas Memoir 9. British Geological Survey | Report (volume) | | Geologico de Bolivia, Regional Santa Cruz, Casilla 3015, Santa Cruz de la Sierra, Bolivia ISBN O 11 884415...Brasiliano cycles 89 Andean-trending belts in eastern Bolivia 89 Evolution of the enlarged Andean chain 90 Seven:...Manom6 97 Flow textures within foyaite of the Todos Santos Pluton 97 The Tres Lagunas Surface manifested...Precambrian shield and other major geomorphic units of Bolivia 1 Access for field operations 6 Index map of Project...geological units of c. 1300 Ma or older in eastern Bolivia and adjacent Brazil 62 37 Rb-Sr plot for the Casa |  | | Report (issue) | | Geology and Ore Deposits of the Zimapan Mining District, State of Hidalgo Mexico By FRANK S. SIMONS and...______________________________ Minerals of the Zimapan mining district Hypogene ore minerals. _______________ Silver...Arcabuz prospect________________________ Buenavista mine _ __________!______________ Guadalupe adit._-__...Sangre mine____ _____________________ El Resquicio mine __________________________ La Salvadora prospect...Chiquihuites mine.____________________ Concepci6n mine_____-__.:____--__-__-Concordia mine.__ __________________ |  | Alva-Valdivia, Luis, Cyphers, Ann, De La Luz Rivas-Sánchez, Maria, Agarwal, Amar, Zurita-Noguera, Judith, Urrutia-Fucugauchi, Jaime (2017) Mineralogical and magnetic characterization of Olmec ilmenite multi-perforated artifacts and inferences on source provenance. European Journal of Mineralogy, 29 (5) 851-860 doi:10.1127/ejm/2017/0029-2654 | Journal (article/letter/editorial) | | characterized by high rutile content, ilmenite with no hematite or magnetite inclusions, and absence of ilmenite–apatite...tectonic contact with Permo-Triassic intrusions, Todos Santos sediments and partly the Santa Rosa Group sediments...ilmenite, pseudobrookite, rutile and Ti-bearing hematite are reported in Tables S1 to S8, freely available...org/. The structural formulae of ilmenite and hematite were calculated on the basis of 6 oxygens and...well-differentiated lamellar exsolution of rutile and Tirich hematite (“titanohematite”), with preferred orientation |  | | Report (issue) | | Gavilanes Tungsten District El Antimonio District Magdalena District Cananea District Preliminary Deposit-Type...or to a group of closely-spaced deposits. Two district records have been included (MX00018 and MX02161)...or names of individual orebodies. DISTRICT/AREA Informal district name used in the literature. Names...geochemistry and mineralization of the Washington mine area, Huepac, Sonora [abs.] in Najera-Garza, J....related to pegmatites at the San Antonio tungsten mine, Baviacora, Sonora, Mexico [abs.]: Geological Society |  | | Book | | produced specimens from such places as the La Fe Mine in the state of Chiapas and Santa Rosalia in the...CALl[NTCS ... I MI ( Figure 3. The mineral province of Sierra Madre Occidental. (Modified from Berstein...University of New York, Albany) Figure 4. The mineral province of Sonora. (Modified from Berstein, 1964, back...Ttcolote • S 0 R A Sor • Provinces I 5 The province of Sonora, located in the northwest corner of...4) is an extension of both the basin and range province, and the copper porphyry belt of the western United | | | Book | | produced specimens from such places as the La Fé Mine in the state of Chiapas and Santa Rosalia in the...WIC ' ' (OSE INSET) Figure 3. The mineral province of Sierra Madre Occidental. (Modified from Berstein...Mexicali Show & Nensengdo Figure 4. The mineral province of Sonora. (Mod ors ified from Berstein, 1964...University of New York, Albany) Provinces / 5 The province of Sonora, located in the northwest corner of...4) is an extension of both the basin and range province, and the copper porphyry belt of the western United |  | | Journal (volume) | | 20 and 1. January to December 1915. Accounts Mine, System Action of Dissolved Air of, in Mill Pulp...Longest in Colombia, Aguascalientes, Asientos Mining District, Air, Dissolved, Action of in Mill Pulp, Air,...and Folation, Air and Temperature in the Deepest Mine in the World,. Air, Compressed, for Ore Flotation...Ajuchitlan, Queretaro, Mines of, Alamos Promontorios District, Sonora, Alkalinity Table, Convenient, Alloys...Arsenic in Ores, Estimating, 16 Asientos, Mining District, Aguascalientes, 288 Assay for Platinum, Simple |  | Ortega-Gutiérrez, Fernando, Solari, Luigi A., Ortega-Obregón, Carlos, Elías-Herrera, Mariano, Martens, Uwe, Morán-Icál, Sergio, Chiquín, Mauricio, Keppie, John Duncan, De León, Rafael Torres, Schaaf, Peter (2007) The Maya-Chortís Boundary: A Tectonostratigraphic Approach. International Geology Review, 49 (11) 996-1024 doi:10.2747/0020-6814.49.11.996 | Journal (article/letter/editorial) | | the trace of Motagua fault zone. (Nueva Segovia District). The oldest sedimentary packages overlying this...occur in the Alto Río Coco area of Nueva Segovia District in northwestern Nicaragua (see Fig. 4A). They...quartz, muscovite, biotite, sericite, rutile, hematite, chlorite, tourmaline, and opaques. Furthermore...(> 2000 m) of Middle Jurassic red beds of the Todos Santos Formation. However, the presence of chiastolite...(or at) the Polochic fault in the Huehuetenango District (e.g. Colotenango, Santa Barbara, San Sebastián |  | | Book | | On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...AJO Famous mineral localities: the New Cornelia mine, Ajo, Arizona (by W. J. Thomas & R. B. Gibbs) 14:283-298...ALLEN, GEORGE B. --and W. Hunt: The Tonopah-Belmont mine, Maricopa County, Arizona 19:139-144 ALLGOOD, GENNE...Allgood, C. Williams: Ramsdellite from the Mistake mine [Arizona] 14:333-335 ALLGOOD, ROBERT W. -with G...the Mistake mine [Arizona] 14:333-335 ALMA Famous mineral localities: the Home Sweet Home mine, [near Alma |  | | Book | | El Antimonio District Cananea District ...... Arizpe District ........... Nacozari District ...... Moctezuma...Moctezuma District ... Hermosillo District ... Alamos District ........ San Bernardo Area Alistos District...SECTION 2 — Highway 45 Sabinal District ............... Los Lamentos District.... Placer de Guadalupe Puerto...Aire District Chihuahua .......................... Santa Eulalia District....... El Potosi Mine........Antonio Mine....... Cusihuiriachic District..... Barranca de Cobre (Copper Canyon) Batopilas District Strip |
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