 | | Report (volume) | | International Cooperation Administration, U. S. Department of State UNITED STATES GOVERNMENT PRINTING OFFICE...OFFICE, WASHINGTON a 1957 UNITED STATES DEPARTMENT OF THE INTERIOR FRED A. SEATON, Secretary GEOLOGICAL...system_______________________________ ________ Santa Rosa formation______________________________ Chochallimestone...Honduras-------------~----------------------------------- El Quetzal mine_______________________________________..._________ Siria mine ________________________ ------------- __ ----Los Hornitos mine ______ ;_______ |  | | Book | | Berkshire RG11 2PY, England Van Nostrand Reinhold 480 La Trobe Street Melbourne, Victoria 3000, Australia...Boletin nuimeros 40 and 41 (Instituto Geoldgico de México, 1922, 1923), has an author been able...It is the hope and wish of the Sociedad Mexicana de Mineralogia, which promotes the study of Mexican...subject. Miguel Romero PhD President Sociedad Mexicana de Mineralogia Tehuacan, Puebla PREFACE This book...arose only after the establishment of the Colegio de Mineria (College of Mining) in México City on January | | | Book | | Berkshire RG 11 2PY, England Yan Nostrand Reinhold 480 La Trobe Street Melbourne, Victoria 3000, Australia...authoring Boletfn numeros 40 and 41 (Instituto Geol6gico de Mexico, 1922, 1923), has an author been able to provide...It is the hope and wish of the Sociedad Mexicana de Mineralogia, which promotes the study of Mexican...subject. Miguel Romero PhD President Sociedad Mexicana de Mineralogfa Tehucican, Puebla PREFACE This book...arose only after the establishment of the Colegio de Mineria /College of Mining) in Mexico City on January |  | | Journal (article/letter/editorial) | | volcanic rocks more than 3000 m thick, the Villa de Cura group. This sequence has been subdivided into...formations. The lowest three formations (El Cano, El Chino, and El Carmen) consist of metamorphosed spilitic...the presence of unaltered augite. The uppermost (Santa Isabel) formation is considerably more siliceous...granulites; many rocks contain glaucophane. The Santa Isabel rocks closely approximate keratophyre lavas...intruded into the Santa Isabel formation predate the main metamorphism. North of the Villa de Cura group a |  | | Report (chapter) | | subaerial volcanism: a review R. H. Sillitoe Department of Mining Geology, Royal School of Mines, Imperial...shallower than 1000 m by pre-existing faults; in the San Juan Mountains, Colorado, in particular, earlier... plugs and pyroclastic beds at Cerro de Mercado, Mexico, and El Laco, Chile. The map netite magma separated...chalcedony, accompanied by varying quantities of pyrite, calcite, dolomite, barite, adularia, rhodochrosite...from caldera complexes comparable with those in the San Juan Mountains, Colorado (see below). Uplift of fault |  | | Report (issue) | | Leaders: Mr. Ramon Alonso Harris Department of Natural Resources, San Juan, Puerto Rico Mr. Johannes H...Setting ..................................... San Sebastian Formation ................................ Coal...of the Department of Geology at the University of Puerto Rico in Mayaguez (UPR), the Department of Natural...Geological Survey's Water Resources Division (WRD) in San Juan. Individuals such as Johannes H. Schellekens...nicely exposed (sketch of volcano). Lunch was at El Tuque park west of Ponce (sketch of umbrella). Location |  | | Book | | accessible. https://books.google.com A propos de ce livre Ceci est une copie numérique d’un ouvrage...cadre d’un projet visant à permettre aux internautes de découvrir l’ensemble du patrimoine littéraire mondial...étant relativement ancien, il n’est plus protégé par la loi sur les droits d’auteur et appartient à présent...livres libres de droit sont autant de liens avec le passé. Ils sont les témoins de la richesse de notre histoire...histoire, de notre patrimoine culturel et de la connaissance humaine et sont trop souvent difficilement |  | | Journal (article/letter/editorial) | | discussed in this paper extends f r o m eastern E1 Salvador to central Panama. Central America, especially...in Panama, some areas in Costa Rica and in E1 Salvador have been relatively well explored (in 1:25,000...ultrabasic rocks. The dominant ultrabasic rock in Santa Elena is peridotite serpentinite. (DeNGO 1962a;...Cordillera in central-western Panama and in Cordillera de Talamanca in Costa Rica. They include intrusives...in Panama and Costa Rica. In Nicaragua and E1 Salvador ignimbrites cover much larger areas. Ignimbrite |  | | Book (volume) | | Guillermo P. Salas Geologo Consultor Asesor del Consejo de Recursos Minerales Centro Minero Nacional Carretera...Railroad Company Upland Industries Corporation U.S. Department of Energy ^ Library of Congress Cataloging-in-Publication...America, Inc. All rights reserved. Geologia economica de Mexico. English. Economic geology, Mexico / edited...America ; v. P-3) Translation of Geologia economica de Mexico. Includes bibliography references and index...80301 Cover Photo: Chapter 20. 10 La Caridad Copper Mine, I. Salas, Guillermo P. 90-28579 ■ |  | | Book | | .....• ••~.. lnstituto Tecnol6gico i ~ GeoMinero de Espana Special Publication No. 8 f_o_r_G~e~o-lo_g_y_...CARDOZO Universidad Nacional de lngenieria, and Newmont Peru Limited Gerente de Exploraciones Av. Jose Galvez...Barrenechea 218, Urb. Corpac Lima-San Isidro, Peru Prof. Dr. ESTEBAN CEDILW Facultad de Minas, Metalurgia y Geologia...Geologia, Universidad de Guanajuato Ex-Hacienda de San Matias s/n Apartado Postal 347 Guanajuato, Gto...Prof. Dr. Lwfs FONTBOTE Departement de Mineralogie, Universite de Geneve 12, rue des Maraichers CH-1211 |  | | Report (volume) | | cooperation with the Commonwealth of Puerto Rico Department of Natural Resources BULLETIN 1394-D Concepcion...cooperation with the Commonwealth of Puerto Rico Department of Natural Resources The Concepcion Formation...PRINTING OFFICE, WASHI~GTON 1974 UNITED STATES DEPARTMENT OF THE INTERIOR ROGERS C. B. MORTON, Secretary...(Campanian-Maestrichtian) age that crop out in the San Sebastian and Maricao quadrangles, western Puerto Rico...to rhyodacitic tuff that crops out in the Central la Plata and Maricao quadrangles. It conformably underlies |  | | Report (volume) | | Administration Industrial Research Department 1294-D UNITED STATES DEPARTMENT OF THE INTERIOR WALTER J. HICKEL...Tertiary stratified volcanic rocks of the San Sebastian, Central la Plata, and Rincon quadrangles of northwestern...the San Sebastian T1/^-minute quadrangle are in error. Coordinates of points in the San Sebastian quadrangle...values shown on adjacent quadrangles. ATLANTIC OCEAN SAN JUAN PUERTO nn, RICO SEA 20 0 I 10 I 20 I ...features cited in text. 012345 KILOMETERS 01 Finca San Miguel - 66°52'30" CONTRIBUTIONS TO STRATIGRAPHY |  | | Report (issue) | | U.S. DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY Abstracts of the U.S. Geological Survey, Central Region...Upper Frontier Formation and Lower Beaverhead Group, Lima Peaks Area, Southwest Montana Haley, J.C., Dyman...correlated, and they increase significantly east of La Junta, Colorado, where irrigation-return waters are...characterized by higher contents of Na, B, Ce, Ge, Hg, La, Li, Th, and U while the Tertiary coals have higher...Rico, the area underlain by the coal-bearing San Sebastian Formation and its partial lateral-equivalent |  | | Report (issue) | | GOVERNMENT PRINTING OFFICE, WASHINGTON : 1985 DEPARTMENT OF THE INTERIOR DONALD PAUL HODEL, Secretary...9. Photograph of basal conglomerate of the San Sebastian Formation, weathered to soft, sectile saprolite...magnetite; and (3) an upper, sericite-clay-calcite-pyrite zone. Calcic plagioclase is unaltered in the first...factor occur in altered volcanic rocks within the pyrite halo surrounding the porphyry systems; and (c)...(c) Pb-Zn-Mn-Ag samples in the sericite-clay-pyrite zone are strongly depleted in these elements. APbZn-Mn |  | | Journal (article/letter/editorial) | | acrosscentral Guatemala. Massive galena-sphalerite-pyrite-quartz mineralization is concentrated alongbeddingplanesand...unconformityon a metamorphosed intense in the Chlantla, San Miguel, and Cobhn basementcomplex (Dengo, 1968; Kesler...subsequentlyclosed), Cuchumatanesbetween Nebaj and San Miguel mappinghas clarifiedthe regionalgeologicpicture...PaleozoicSanta Rosa Group and the Mesozoic Todos Santos-Cobfin-Ixcoyrocks (Fig. 3). The basalSanta Rosa Group...(') J • Serpentin/re complex FOu/t [ . ' . l Su/f/de minera/izahbn I , ' l œvaporite showing Fro. 2. |  | | Journal (article/letter/editorial) | | Imperial,* Relun ;* Chile 2. CementoMelon,* Chiliquaquen,La Higuera,* Romeral,* E1 Tofo ;* Chile 3. Algarrobo...* Mercedita,* Paipote;* Chile 4. E1 Laco,* San Sebastian; Chile 5. Acari,* Cerro Casco,Marcona ;* Peru...orebodies in was describedby Salas et al. (1965) at San Se- central Chile (A. A. Bookstrom, personal combastian...Zoppis de Sena, 1957). Yfiigo, 1961) are examplesof springdeposits.The Suchwell known depositsas El Tofo...haveknife-edgedcontactswith the hostrock. In fault. Mine workingsin the granodioritebeneaththe manydeposits |  | | Report (issue) | | U.S DEPARTMENT OF THE INTERIOR U.S GEOLOGICAL SURVEY METALLIC ORE DEPOSITS, MINERAL DEPOSITS AND PROSPECTS...the data at the library of the Servitio National de Geologia y Mineria was accommodated by Juan Carlos...Nacional de Geologia y Mineria in Santiago: 1) Pacci, D. y Caseras, R., 1980, Inventario de yacimientos...Gerencia de Desarollo, Santiago, unpaginated. 3) Diaz, F., et al, 1980, Mapa metalogenico pronostico de la...la El Region: Corporacion de Fomento de la Produccion: Santiago, unpaginated. 4) SERPLAC, 1981, Estudio |  | | Journal (volume) | | The Mineral Zone P. Manzano, 459 of Santa Maria Del Bio, San Luis Potosi, Mexico. By Jesus 478 A...'New York City. t)ice-|Jre0ib^nt5. CABLOS F. DE LAjSTDEBO Pachuca, Mexico. Montreal, Canada. JOHN...Sir Lowthian Bell Dr. Thomas M. Drowx Prof. Hatox de la Goupillibre Prof. Haxs Hoefer Prof. Dr. Bruno Kerl...Bethlehem Steel Co., South Bethlehem, Pa. Katsuno Coal Mine, Chikusen, Japan. *Adachi, JixzOO U. S. Geol. Survey... Cuban Mining Co 't\DAMS, Mason T., Min. Engr., San Carlos Copper Co., Linares, N. L., Mexico. * Ad AMS |  | | Book | | : i ye "Pe 7 a pre \ 2 , ' : 8 lilbap el ' ae “ay oe ar DISCARDED Gems« Minerals Richmond...through the Canada Book Fund as administered by the Department of Canadian Heritage. Note: For illustrative... MINERALS: PRODUCTS OF A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm...have grown at about the same time, as happens with pyrite and quartz, or they may have grown one after the...collectively as zeolites. Calcite (septarian nodule), San Juan County, Utah, USA * 18 x 24x Bem 14 | MINERALS: |  | | Report (volume) | | Development Administration Industrial Research Department UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON...WASHINGTON : 1966 UNITED STATES DEPARTMENT OF THE INTERIOR STEWART L. UDALL, Secretary GEOLOGICAL SURVEY...Formation________._________________________________ San Sebastian Formation___________________________________...Rico, approximately 53 kilometers west-southwest of San Juan. Cretaceous and lower Tertiary rocks, consisting...is approximately 53 kilometers west-southwest of San Juan, in north-central Puerto Eico. It is north of |  | | Report (issue) | | Northeastern Caribbean Edited by Edward G. Lidiak Department of Geology and Planetary Science University of...Chevron Petroleum Technology Company P.O. Box 446 La Habra, California 90633-0446 5 yp 1998 Copyright...south-central Puerto Rico; Sierra de Cayey, southeast Puerto Rico; Sierra de Luquillo, northeast Puerto Rico...Lidiak, Pittsburgh, Pennsylvania David K. Larue, La Habra, California and Draper, G., eds., Transactions...stratigraphic correlations in Puerto Rico Wayne T. Jolly Department of Earth Sciences, Brock University, St. Catherines |  | | Report (volume) | | DEPARTMENT OF THE INTERIOR FRANKLIN K. LANE, Secretary UNITED STATES GEOLOGICAL SURVEY GEORGE OTIS SMITH... nos. 1-9. San Francisco, Cal. California State Mining Bureau: Bulletin, nos. 72-75. San Francisco, Cal...Cal. California, .University of, Department of Geology: Bulletin, vol. 10, nos. 10-22. Seismographic...Bulletin, nos. 12, 13. Berkeley, Cal. Canada, Department of Mines, Mines Branch: Summary Report for 1916;... Hartford, Conn. , Cuba, Direcci6n de Montes y Minas; Boletfn de Minas, nos. 2, 8. Habana, Cuba. Delaware |  | | Report (issue) | | Susana A. Alaniz-Álvarez Centro de Geociencias Universidad Nacional Autónoma de México Apartado postal 1-742...F. Nieto-Samaniego Centro de Geociencias Universidad Nacional Autónoma de México Apartado postal 1-742...Mexicana in the following issues of the Boletín de la Sociedad Geológica Mexicana, Volumen Conmemorativo...Grandes Fronteras Tectónicas de México, and no. 2, Aspectos Históricos de la Geología en México, edited...Ángel F. Nieto-Samaniego; and no. 3, Temas Selectos de la Geología Mexicana, edited by Ángel F. Nieto-Samaniego |  | | Journal (issue) | | COCHRANE ANDYDAGOSTA ARLIE FILES WAYNE JUSTUS CHARLES LA MONK LLOYD MITCHELL LLOYD MANSKER CLARENCE THORPE...in writing. Manuscripts and photographs will not De returned unless accompanied by a self-addressed,...Box 370, Yuma, Arizona 85364 or P. O. Box 2830, San Diego, Calif. 92112 Desert/December 1975 Out ona...Pinpoints areas around the Los Angeles basin such as San Gabriel Canyon, Lytle Creek and Orange County. Tips...where to find gold in the Rosmond-Mohave area, the El Paso Mountains, Randsburg and Barstow areas, and |  | | Book | | On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...gysinite-(Nd) and other rare minerals from [the Santa Lucia and Sa Duchessa mines,] Sardinia [Italy] (by...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 |
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