Session No. 31 Thursday, April 3, 2003

8:30 AM-5:30 PM, Hotel NH Krystal: La Capilla
Tectonics and Structural Geology (Posters)
 Paper #Booth #
31-11THE ORIGIN AND METAMORPHISM OF THE TLIKAKILA COMPLEX, LAKE CLARK NATIONAL PARK, ALASKA: IMPLICATIONS FOR THE COLLISION OF THE TALKEETNA ARC/PENINSULAR TERRANE WITH ALASKA DURING THE MIDDLE JURASSIC: BOGAR, Matthew J., Geological Sciences, New Mexico State Univ, MSC 3AB/PO Box 30001, Las Cruces, NM 88046, mbogar@nmsu.edu, AMATO, Jeffrey M., Geological Sciences, New Mexico State Univ, MSC 3AB, P.O. Box 30001, Las Cruces, NM 88003, FARMER, G. Lang, Univ Colorado - Boulder, PO Box 399, Boulder, CO 80309-0399, and MCINTOSH, William C., New Mexico Bureau of Geology and Mineral Resources, New Mexico Tech, Socorro, NM 87801
31-22STRUCTURAL AND FLUVIAL HISTORY OF THE FISH LAKE BASIN, HIGH PLATEAUS, CENTRAL UTAH: WEBBER, C.E. and BAILEY, C.M., Dept. of Geology, College of William & Mary, P.O. Box 8795, Williamsburg, VA 23187-8795, cewebb@wm.edu
31-33DEVELOPMENT OF EXTENSIONAL FAULT-PROPAGATION FOLDS IN THE MODOC PLATEAU, NORTHEASTERN CALIFORMIA: WHITE, Ian R., Geology, Western Washington Univ, Bellingham, WA 98225, i-white@lycos.com and CRIDER, Juliet G., Geology, Western Washington Univ, 516 High Street, MS 9080, Bellingham, WA 98225
31-44GEOCHRONOLOGY OF THE RANDSBURG GRANODIORITE: REEVALUATION OF THE TECTONICS OF THE SOUTHERN SIERRA NEVADA AND WESTERN MOJAVE DESERT: BARTH, Andrew P., Department of Geology, Indiana Univ-Purdue Univ, Indianapolis, Indianapolis, IN 46202, ibsz100@iupui.edu, COLEMAN, Drew S., Geological Sciences, Univ of North Carolina at Chapel Hill, CB#3315 Mitchell Hall, University of North Carolina, Chapel Hill, NC 27599-3315, GROVE, Marty, Department of Earth and Space Sciences, UCLA, Los Angeles, CA 90095-1567, JACOBSON, Carl E., Dept. of Geological & Atmospheric Sciences, Iowa State Univ, Ames, IA 50011-3212, MILLER, Brent V., Department of Geological Sciences, Univ of North Carolina, Chapel Hill, NC 27599, and WOODEN, Joseph L., U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025
31-55LACK OF REGIONAL PATTERNS IN UNROOFING RATES ACROSS CALIFORNIA: A NEGATIVE TEST OF THE FARALLON SLAB SEGMENTATION HYPOTHESIS: HOUSE, Beverly, Dept. of Geological Sciences, Univ of Texas @ El Paso (UTEP), 500 W. University, El Paso, TX 79968, bmhouse@utep.edu and DUCEA, Mihai N., Univ Arizona, 1040E 4th St, Tucson, AZ 85721-0007
31-66STRUCTURAL CHARACTERISTICS OF PINAL SCHIST IN THE EASTERN PART OF SIERRA DE LOS AJOS, NORTHEASTERN SONORA, MÉXICO: HERRERA-LÓPEZ, Pedro, Programa de Posgrado en Ciencias de la Tierra, Instituto de Geología, Universidad Nacional Autónoma de México, Colosio y Madrid S/N, Hermosillo, 83240, Mexico, geociencio@yahoo.com and RODRIGUEZ-CASTAÑEDA, Jose Luis, Instituto de Geología, UNAM, Aptdo Postal 1039, Hermosillo, 83000, Mexico
31-77MESOZOIC-CENOZOIC TECTONIC EVOLUTION OF THE NORTHERN SIERRA LOS AJOS, SONORA, MEXICO: PAGE, William R., USGS, Box 25046, MS 980, Denver, CO 80225, rpage@usgs.gov, GRAY, Floyd, USGS, 520 N. Park, Tucson, AZ 85719, BLODGETT, Robert B., Zoology, Oregon State Univ, Corvallis, OR 97331, MALDONADO, Florian, USGS, Box 25046, MS 980, Denver, CO 80225, MILLER, Robert J., USGS, Menlo Park, CA 94025, and JAMIE-RUIZ, Rafael, SEMARNAP, Calle Segunda Este Final y Av. Sinaloa, Cananea, 84620, Mexico
31-88LATE CRETACEOUS PIGGY-BACK BASINS IN NORTHERN SONORA (NW MEXICO): EVIDENCE OF MAJOR LARAMIDE THRUSTING: JACQUES-AYALA, César, ERNO, Instituto de Geología, UNAM, Blvd. L.D. Colosio s/n and Madrid, Hermosillo 83000 Mexico, jacques@geologia.unam.mx.
31-99EARLY MESOZOIC CORDILLERAN TERRANES IN NORTHEASTERN MEXICO: BARBOZA GUDINO, Jose Rafael Sr, Instituto de Geologia, Universidad Autonoma de San Luis Potosi, Manuel Nava No. 5, San Luis Potosi 78240 Mexico, rbarboza@uaslp.mx.
31-1010PALEOMAGNETIC STUDY OF OLIGOCENE VOLCANIC ROCKS FROM CHIHUAHUA, NORTHERN MEXICO: TECTONIC IMPLICATIONS: GOGUITCHAICHVILI, A.1, ALVA-VALDIVIA, L.1, URRUTIA-FUCUGAUCHI, J.1, ZECATI, C.2, and ROYO-OCHOA, M.2, (1) Instituto de Geofisica, Universidad Nacional Autonoma de Mexico, Ciudad Universitaria, Coyoacan, Mexico, 04510, Mexico, avto@tonatiuh.igeofcu.unam.mx, (2) Facultad de Ingenieria, Universidad Autonoma de Chihuahua, Ciudad Universitaria S/N Pase Altamirano, Chihuahua, 3511, Mexico
31-1111MAGNETIC SATELLITE ANOMALIES OVER MEXICO: HERNÁNDEZ-QUINTERO, Juan Esteban, Geomagnetism and Geophysics Exploration, Instituto de Geofisica, UNAM, Circuito Exterior S/N, Ciudad Universitaria, Mexico D.F, 04510, Mexico, estebanh@igeofcu.unam.mx and CAMPOS-ENRÍQUEZ, Oscar, Geomagnetism and Geophysics Exploartion, Instituto de Geofisica, UNAM, Circuito Exterior S/N, Ciudad Universitaria, Mexico D.F, 04510, Mexico
31-1212SEDIMENT FILL OF THE MIDDLE AMERICA TRENCH INFERRED FROM GRAVITY: MANEA, Marina, MANEA, Vlad Constantin, and KOSTOGLODOV, Vladimir, Seismology, Instituto de Geofisica - UNAM - Mexico City, Instituto de Geofísica UNAM Circuito de la Inv. Científica s/n, Ciudad Universitaria 04510 México D.F, Mexico, 04510, Mexico, mary@ollin.igeofcu.unam.mx
31-1313EARLY CRETACEOUS PROTOLITH AGES FOR METAVOLCANIC ROCKS FROM TAXCO AND TAXCO VIEJO IN SOUTHERN MEXICO: CAMPA URANGA, Maria Fernanda, ERCT, Universidad Autonoma de Guerrero, Ex-hacienda de San Juan Bautista, Taxco Viejo, Taxco, 40200, Mexico, mfernanda@data.net.mx and IRIONDO, Alexander, Geological Sciences, Univ of Colorado at Boulder, Boulder, CO 80309
31-1414STRATIGRAPHY, DEPOSITIONAL ENVIRONMENTS, AND TECTONIC SIGNIFICANCE OF THE TARAY FORMATION, NORTHERN ZACATECAS STATE, MEXICO: DIAZ-SALGADO, Ciro, Posgrado en Ciencias de la Tierra, Universidad Nacional Autónoma de México, Ciudad Universitaria, Mexico D.F, 04510, Mexico, cdperaloca@yahoo.com.mx, CENTENO-GARCIA, Elena, Instituto de Geologia, Universidad Nacional Autonoma de Mexico, Ciudad Universitaria, Delegacion Coyoacan, Mexico, 04510, Mexico, and GEHRELS, George, Geosciences, Univ of Arizona, Tucson, AZ 85721
31-1515GEOLOGY OF THE MAZATLAN REGION, SOUTHERN SINALOA STATE, MEXICO: ARREDONDO-GUERRERO, Pedro, Posgrado en Ciencias de la Tierra, Universidad Nacional Autonoma de Mexico, Ciudad Universitaria, Mexico D. F, 04510, Mexico, arregro@hotmail.com and CENTENO-GARCIA, Elena, Instituto de Geologia, Universidad Nacional Autonoma de Mexico, Ciudad Universitaria, Delegacion Coyoacan, Mexico, 04510, Mexico
31-1616SEISMOTECTONICS OF JALISCO BLOCK, MEXICO: NÚÑEZ-CORNÚ, Francisco J.1, RUTZ, Marta1, SUAREZ-PLASCENCIA, Carlos1, NAVA-PICHARDO, F. Alejandro2, and REYES-DÁVILA, Gabriel A.3, (1) Centro de Sismología y Volcanología de Occidente, Universidad de Guadalajara, Av. Universidad 203, Del. Ixtapa, Puerto Vallarta, 48280, Mexico, fcornu@pv.udg.mx, (2) Ciencias de la Tierra, CICESE, Ensenada, Mexico, (3) RESCO, Universidad de Colima, Colima, Colima, Mexico
31-1717POST-PALEOCENE DEFORMATION IN THE TIQUICHEO REGION, MICHOACAN, CENTRAL MEXICO: MORALES-GAMEZ, Miguel, Posgrado en Ciencias de la Tierra, Universidad Nacional Autonoma de Mexico, Ciudad Universitaria, Mexico D.F, 04510, Mexico, morzuz@yahoo.com, TOLSON, Gustavo, Instituto de Geologia, Universidad Nacional Autonoma de Mexico, Cd. Universitaria, Mexico DF, 04510, Mexico, and CENTENO-GARCIA, Elena, Instituto de Geologia, Universidad Nacional Autonoma de Mexico, Ciudad Universitaria, Delegacion Coyoacan, Mexico, 04510, Mexico
31-1818GEODINAMIC EVENTS DURING THE TECTONIC AND STRATIGRAPHIC EVOLUTION OF THE SISTEMA CORDILLERANO IN THE ZACATERA AND ISTMO DE TEHUANTEPEC, SOUTHEASTERN, MEXICO: ORTUÑO ARZATE, Salvador1, JACOBO ALBARRAN, Jorge2, and RUIZ VIOLANTE, Agustín2, (1) Lázaro Cárdenas no 152, Col San Bartolo Atepehuacan, México, D. F, 07730, Mexico, sortuno@imp.mx, (2) Lázaro Cárdenas no. 152, México, D. F, 07730, Mexico
31-1919CONEXIÓN ESTRUCTURAL DE APERTURA CORDILLERANA ENTRE LOS GEOSINCLINALES BELT-PURCELL Y ACATLÁN, Y SUS IMPLICACIONES METALOGENÉTICAS: BAZÁN BARRÓN, Sergio, Exploración y Evaluación, Industria Minera Indio, S.A, Paseo de la Reforma, 604, Torre Cuauhtemoc, PH. 2102, Ciudad de México, Mexico, bazanba@hotmail.com and BAZÁN PERKINS, Sergio Dale, Exploración y Evaluación, Industria Minera Indio, S.A, San Federico, L.7, Mz. 599, Sta. Ursula Coapa, Coyoacán, Ciudad de México, 046000, Mexico
31-2020VARISCAN TRANSPRESSIONAL INVERSION OF A RIFTED CONTINENTAL MARGIN: OSSA-MORENA ZONE (SW IBERIA): QUESADA, Cecilio and SÁNCHEZ-GARCÍA, Teresa, Dirección de Geología y Geofísica, Instituto Geológico y Minero de España, Ríos Rosas 23, Madrid, 28003, Spain, c.quesada@igme.es

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