 | | Book (edition) | | COMPENDIO de LAS ESPECIES MINERALES DE LA REPĂBLICA ARGENTINA Compilado y parcialmente actualizado por...por Milka K. de Brodtkorb En base a la ediciĂłn de los tomos 1(2002), 2(2006) y 3(2007) cuyos autores...Ramos y S. Poma, y en la ediciĂłn Roberto MirĂł ASOCIACIĂN MINERALĂGICA ARGENTINA FUNDACIĂN EMPREMIN 2015...y 3 (2007) de LAS ESPECIES MINERALES DE LA REPĂBLICA ARGENTINA se encuentran agotados y a pedido de numerosos...COMPENDIO DE LAS ESPECIES MINERALES DE LA REPĂBLICA ARGENTINA Con respecto a la versiĂłn anterior se han agregado |  | | Report (issue) | | 15 Chapter III. Argentina and Bolivia. 18 Section E. The sierras of the District of Buenos Aires....region. Section G. The pre-andine belt of northern Argentina and of Bolivia. 18 27 IV. Pre-Gondwana Basement...121 Appendix. Upper Carboniferous Fossils from Argentina. 129 Triassic Fossils from Rio Claro, Parana,...Succession on the northeastern side of the Sierra de la Ventana. 20 2. Geological sketch-map of a small area...and spend five months in Brazil, Uruguay, and Argentina. To the Carnegie Institution of Washington, in |  | | Journal (article/letter/editorial) | | followingerosionandpreservedin the centralandsouthernpart of the district,the continentalGuanajuatoConglomeratewas overlainby...3 of the important, uppermostnortheast-striking,gold-rich ores in the San Nicolfisand adjacent veins...previouslyknownnorthwest-striking Sierravein systemin the Cubo mine. Theseveinscut the Peregrinarhyolite domelocatedin...Additionally,severalparallel gold-richveinsin the easternpart of the district parallel or occupynortheast-trending...fracturesandbrecciasin the northwestern part of the district andbeyondthe calderalimits.It ischaracterized |  | | Journal (article/letter/editorial) | | Heidelberg 2013 Abstract The Guanajuato epithermal district is one of the largest silver producers in Mexico...northwestâsoutheast: the central Veta Madre, the La Luz system to the northwest, and the Sierra system...is available to authorized users. H. Mango (*) Department of Natural Sciences, Castleton State College...e-mail: helen.mango@castleton.edu G. Arehart Department of Geological Sciences, MS-172, University of...Oreskes Department of History, 0104, University of CaliforniaâSan Diego, 9500 Gilman Drive, La Jolla, |  | | Book | | and experts that Mexico will one day furnish the gold, silver and copper of the world; that from her hidden...her subterranean treasure houses, will come the gold, silver, copper and precious stones that will build...Guanajuato Development Co. (II)... Peregrina Mining & Milling Co. (I). . Peregrina INIining & . . Milling...Guanajuato Mineral Development Co. Guanajuato Amalgamated Gold Mines Co Some Mines with Promising Futures Guanajuato...in Guanajuato Church architecture in Guanajuato District The "Patio" process at Guanajuato 13 21 29 |  | | Journal (article/letter/editorial) | | C O NNOISSEUR'SCHOICE ROBERT B. COOK Department of Geology and Geography Auburn University Auburn, Alabama...[Northeastern University] at 11:57 17 November 2014 Husky Mine, Elsa, Yukon Territory, Canada T he ruby silvers...have been available in recent years from the Husky mine, Yukon Territory, Canada. Consequently, in keeping...this yearâs Tucson Gem and Mineral Show, a Husky mine polybasite has been nominated as this issueâs Connoisseurâs...& Minerals, is a professor of geology in the Department of Geology and Geography at Auburn University |  | | Book (volume) | | Railroad Company Upland Industries Corporation U.S. Department of Energy ^ Library of Congress Cataloging-in-Publication...80301 Cover Photo: Chapter 20. 10 La Caridad Copper Mine, I. Salas, Guillermo P. 90-28579 â ...R. 15 . 5. Main geothermal fields of Mexico; Cerro Prieto geothermal field, Baja California . A. Pelayo...geothermal field, Puebla F. Romero R. . 77 8. La Primavera geothermal field, Jalisco . Saul Vengas...173 15. Baja California Peninsula Metallogenic Province . 177 16. Summary of structural and stratigraphic |  | | Report (issue) | | North-Central Mexico Edited by Claudio Bartolini Department of Geological Sciences University of Texas at...Texas 78130 United States and Timothy F. Lawton Department of Geological Sciences New Mexico State University...cyst biostratigraphy of the La Casita Formation (Upper Jurassic), Cerro Los Panales, Chihuahua, Mexico...age of the Los San Pedros Allogroup, Huizachal-Peregrina anticlinorium, Mexico .229 J. Rueda-Gaxiola, E...type Mesozoic succession of northern Mexico: Canon La Casita.287 J. F. Longoria, D. M. Clowes, and R. Monreal |  | | Journal (article/letter/editorial) | | Regional geological setting of Guanajuato silver-gold deposits and quantitative petrophysical assessment...of the world famous silver-gold deposits type is presented. The silver-gold vein system occurs in the...deposits and maďŹc lava ďŹows is seen at the top of Cerro El Cubilete, which is one of the highest point in...vein in the central part of the Guanajuato mining district. Hydrothermally altered rocks were characterized...of undiscovered orebodies in the Guanajuato mining district and elsewhere where similar mineralization |  | | Book | | Berkshire RG 11 2PY, England Yan Nostrand Reinhold 480 La Trobe Street Melbourne, Victoria 3000, Australia...The endsheet maps are reprinted from The Mexican Mining Industry 1890-1950 by Marvin D. Bernstein, by permission... CONTENTS ⢠Foreword lX Preface Xl Important Mining Districts 1 Discovery and Developments in Mexico...introduction contains an interesting summary of the mining history and the development of mineralogy. It also...The author discusses eight of the more important mining districts in Mexico, which produce fine mineral |  | | Journal (article/letter/editorial) | | GuanaiuatoMining District, Mexico* W. PETRUK AND D. Owens Abstract The silver ores in the Guanajuato mining district...Introduction Ttâ˘. ores in the Guanajuatomining district, Guanajuato, Mexico, occur as mineralized quartz-calcite...in diameter. It consistsof gray quartz, cal(3) the La Luz vein system(Fig. 1). Three types cite, nontronite...writer collectedfour samplesfrom four veinsin the Peregrina gray colorto the dark gray material. The samples...samples from the Cebadamine are specimensof high-grade mine (two of type 2 and two of type 3 ore in the silver |  | | Journal (article/letter/editorial) | | Silver-GoldVeins, Guanajuato, Mexico W. H. Gâ˘toss Abstract Gold- and silver-bearing veinsoccurin three northwest-trending...northwest-trending fault systems,the Sierra, Veta Madre, and La Luz. Orebodiesin the Sierra and Veta Madre were arbi-...chalcedonicquartz containingeconomicquantitiesof gold and silver was introducedinto the fault vein system...The Guanajuato oresare of the epithermal silver-gold type as definedby Lindgren(1928). The locationof...Spanishprospectorsdiscoveredsilver and gold at Guanajuatoin veinsat La Luz in 1548 and at Rayas in 1550,but | | | Book | | Berkshire RG11 2PY, England Van Nostrand Reinhold 480 La Trobe Street Melbourne, Victoria 3000, Australia...The endsheet maps are reprinted from The Mexican Mining Industry 1890-1950 by Marvin D. Bernstein, by permission...is * CONTENTS Foreword Preface Important Mining Districts Discovery and Developments in MĂŠxico...introduction contains an interesting summary of the mining history and the development of mineralogy. It also...The author discusses eight of the more important mining districts in MĂŠxico, which produce fine mineral |  | | Journal (article/letter/editorial) | | GEOLOGY JANUARY, i928 No. I THE GUANAJUATO MINING DISTRICT, GUANAJUATO, MEXICO. ⢠ALFRED WANDKE AND JUAN............ Mining ....................................................... History of Mining ............................................ Mining Methods............................................ Milling ...ENVIRONMENT. Nature of Terrain.--The GuanajuatoMining District is situated in the central portion of the State...part of the great Central Plateauof Mexico. This district shows considerablediversity of relief, as the |  | | Journal (article/letter/editorial) | | Nottingham NG12 5GG, U.K. and A. A. LEVINSON Department of Geology and Geophysics, The University of...host rock types Island arc Island arc Island arc Gold Ridge, Solomon Islands Mt. Fatmalapa, Efate, Vanuatu...section Cordilleran, South American section Emperor Mine, Vatukoula, Fiji E/V Tertiary Basalt and minor...Hidalgo, Mexico E/V Tertiary Peregrina Mine,Guanajuato, Mexico El Cubo Mine,Guanajuato, Mexico Tayoltita...surface exposure, drill core or rock chips from mine crosscuts. No: total number of samples analysed |  | | Journal (issue) | | ........................... 22 A Short Essay on Gold (by Art Smith) ...................................man. Yet another time while we were living in Argentina, I returned to the San Francisco office for a...license! Rank hath its privileges! When we lived in Argentina and were near the end of our project there, Peron...problem. When we left San Francisco to go to Argentina, it was the end of the school year for the boys...Francisco, it was the end of the school year in Argentina, BUT it was the beginning of school in San Francisco |  | | Report (issue) | | net PETROLEUM. JOINTLY WITH H . M . PETROLEUM DEPARTMENT AND H . B . CRONSHAW, B.A., PH.D., A.R.S. M....Institute. Captain A . L . ELSWORTHY, Intelligence Department, War Office (nominated by the War Office). *Professor...HUTCHINSON, Esq., O.B.E., M.A., Ph.D., F.G.S., Department of Mineralogy, University of Cambridge. W. W...Ltd.). *J. F. RONCA, Esq., M.B.E , A.R.C.Sc., Department of Industries and Manufactures (nominated by...Empire. N o attempt has been made to give details of mining or metallurgical processes. HARCOURT, Chairman |  | | Journal (issue) | | posters. In addition, approximately $40,000 worth of gold and silver coins was melted in the blaze. Fortunately...crystals from the Aris Phonolite Quarry (Windhoek District. Khomas Region. Namibia). In my view they are...collected April or May 2006 in the Cigana Mine (used to be Jocao Mine) (Galilea, Minas Gerais, ⢠Brasil). The...crystals on prehnite from Da Liang Shan (Sichuan Province. China) but never saw them myself, but I did see...novelty. Vesuvianite crystals from Da Ye (Hubei Province) were new to me. The crystals are about 1 cm, |  | | Report (issue) | | CAL 5 U RV EY 1978 C I R C U LA R 791 United States Department of the Interior CECIL D. ANDRUS.... IRAKI ANPU ~G ONGKONG MAI .. BAGulo ...ANI LA ll NATAL zo⢠20" eGUAM ⢠. ~~,NG!~-~ v_, ~-...Central Democratic Engineering Federal Federal District High-Gain Long-Period Institute International...Peru â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘ 17 0 47.9 s. (17.0133) Argentina â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘ 34 35 30.0 s. (34.5917) Algeria...New Mexico â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘ CDN Cerro Del Durzno â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘ CDP Cerro de Punta â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘ |  | | Report (chapter) | | the Guanajuato mining district (Central Mexico) MARIA ANTONIETTA LORIGA Department o f Geology, Trinity...systematics hoping to enhance productivity in existing mining areas and assist the evaluation of new deposits...fractals are applied to a gold-bearing vein system in the Guanajuato mining district (Central Mexico), as...background The Guanajuato epithermal A g - A u district, one of the most productive in the world, is located...physiographic and geological provinces, the Central Mesa Province (to the north) and the Neovolcanic Plateau (to |  | | Book | | Geobiology Volume 48 Series Editors Neil H. Landman, Department of Paleontology, American Museum of Natural History...History, New York, NY, USA Peter J. Harries, Department of Marine, Earth and Atmospheric Sciences, North...future volumes are welcomed. Neil H. Landman Department of Paleontology American Museum of Natural History...USA E-mail: landman@amnh.org Peter J. Harries Department of Marine, Earth and Atmospheric Sciences North...PaleontologĂa Facultad de Ciencias, Universidad de la RepĂşblica Montevideo, Uruguay Alejandra Rojas Departamento |  | | Book | | Mexico La produccion de esta obra estuvo a cargo de Editora de Publicaciones TĂŠcnicas bajo la direccion...direccion de Antonio Figueredo Hurtado La impresion se realizo en Julio de 1992 en los talleres de Grupo Cag...cambioy de modernizaciĂłn en el que vuelve a aparecer la minerĂa como uno de los motores de nuestra industria...1 Historia de la mineria en el estado de Guanajuato 3 2 Infraestructura de apoyo a la minerĂa 3 2 1 Organismos...inactivos potencialmente productores 3 4 Estructura de la industria minera 3 4 1 Propiedad minera 3 4 2 Empresas |  | | Catalog/List | | Infoonation 8 Christie's International j eweJlery Department 9 Specialists and Services for this Auction...ASSOC IATED PRESS International j ewellel:r Department INTERNATIONAl DIRECTOR Fram;:ois Curiel Tel:...jrosenthal@christies.com Leslie Roskind, West Coa<;t/ LA lroskind@Christies.com Debbie Bloom, Consultant Tel:...com Tel: + I 2 126362306 Fax: + 1 2 12636230 1 DEPARTMENT ADMINISTRATORS Cadie Stumpf cstumpf@Christies...Hollywood producer Mike Todd. There arc the legendary Peregrina Pearl also known as the Abercom, and the "Night |  | | Journal (issue) | | Fowler Department of Oceanography, Oregon State University Introduction Since 1960 the Department of Oceanography...parentheses are accession numbers of the OSU Department of Oceanography. (A = abundant, C = common, R...Uvigerina juncea Cushman and Todd C Uvigerina peregrina peregrina Cushmar, A C Uvigerina 12erq;rina hisEidocostata...pseudobeyrichi, and Uvigerina peregrina peregrina. Significant numbers of Uvigerina peregrina hispidocostata at stations...Borden Department of Oceanography, Oregon State University In early May of 1965, the Department of Oceanography |  | | Book | | value of a gem What is a jewel? NATIVE ELEMENTS Gold Crown of Charlemagne Silver Platinum Marie Antoinetteâs...126 127 128 130 132 140 142 144 146 150 152 154 Gold and power Opal Halleyâs Comet opal Moonstone Shimmering...birthstones Mask of Agamemnon ORGANIC GEMS Pearl La Peregrina Shell Mother-of-pearl Nautilus cup High society...distinguished owner to the next. A huge pearl, La Peregrina (âthe Pilgrimâ), was given to Queen Mary of...society â in some cultures, jade is more valuable than gold, for example. Rubies are among the most highly valued |
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