Session No. 10 Tuesday, April 1, 2003

8:25 AM-12:05 PM, Hotel NH Krystal: Punta Mita
T18. Cretaceous and Paleogene Magmatism in the Western Cordillera
Jonathan S. Miller and Robert B. Miller, Presiding
 Paper #Start Time
 8:25 AM Introductory Remarks
10-18:30 AM GEOCHEMICAL EVIDENCE FOR INCREMENTAL EMPLACEMENT OF THE CRETACEOUS HALF DOME GRANODIORITE, YOSEMITE NATIONAL PARK, CALIFORNIA: GRAY, Walt, GLAZNER, Allen F., and COLEMAN, Drew S., Department of Geological Sciences, Univ of North Carolina, CB# 3315, Chapel Hill, NC 27599, wgray@email.unc.edu
10-28:50 AM A COMPLEX MAGMATIC INJECTION ZONE IN THE HALF DOME GRANODIORITE, TUOLUMNE INTRUSIVE SUITE, SIERRA NEVADA BATHOLITH, CA: MILLER, Jonathan1, MILLER, Robert1, WOODEN, Joseph2, and MILLER, Brent3, (1) Dept. of Geology, San Jose State Univ, San Jose, CA 95192-0102, jsmiller@email.sjsu.edu, (2) USGS-SUMAC, Stanford Univ, Stanford, CA 94305-2220, (3) Dept. of Geological Sciences, Univ of North Carolina, Chapel Hill, NC 27599-3315
10-39:10 AM EMPLACEMENT OF THE TUOLUMNE INTRUSIVE SUITE, SIERRA NEVADA BATHOLITH: MILLER, Robert B. and MILLER, Jonathan S., Dept. of Geology, San Jose State Univ, San Jose, CA 95192-0102, rmiller@geosun.sjsu.edu
10-49:30 AM PERALUMINOUS GRANITES OF THE CORDILLERAN INTERIOR, WESTERN USA: HYBRID MAGMAS FROM DEEP, ANCIENT CRUST: MILLER, Calvin1, BARTON, Mark2, MILLER, Jonathan3, KAPP, Jessica4, and LOFLIN, Miranda1, (1) Department of Geology, Vanderbilt Univ, Nashville, TN 37235, millercf@ctrvax.vanderbilt.edu, (2) Department of Geosciences, Univ of Arizona, Department of Geosciences, University of Arizona, Tucson, AZ 85721, (3) Department of Geology, San Jose State Univ, San Jose, CA 95192-0102, (4) Department of Earth & Space Sciences, UCLA, Department of Earth & Space Sciences, UCLA, Los Angeles, CA 95192-0102
10-59:50 AM VOLCANIC STRATIGRAPHY OF THE CREEL-DIVISADERO AREA, CHIHUAHUA, MEXICO: SWANSON, Eric R., Earth and Environmental Science, Univ of Texas at San Antonio, 6900 N Loop 1604 W, San Antonio, TX 78229, eswanson@utsa.edu and KEMPTER, Kirt A., 2365 Camino Pintores, Santa Fe, NM 87505
 10:10 AM Break
10-610:25 AM PETROLOGIC AND GEOCHEMICAL CONSTRAINTS FROM LA ENCARNACION GRANITOIDS, HIDALGO STATE (MEXICO): KINARDO, Flores-Castro1, RAMÓN, Vaquer-Navarro2, LUIS ENRIQUE, Ortiz-Hernández3, CARLOS, Esquivel-Macias4, MÀRIUS, Ramírez-Cardona1, ACEVEDO-SANDOVAL, Otilio A.3, and CARLES, Canet-Miquel5, (1) Instituto de Investigaciones en Ciencias de la Tierra. Depto. de Geoquímica y Petrología, Universidad Autónona del Estado de Hidalgo - SEP - CONACyT, Cd. Universitaria s/n, Pachuca, HIDALGO, 42187, Mexico, floresk@uaeh.reduaeh.mx, (2) Facultat de Geologia. Departament de Geoquímica, Petrologia i Prospecció Geològica, Universitat de Barcelona, c/ Martí i Franquès s/n, Barcelona, 08028, Spain, (3) Instituto de Investigaciones en Ciencias de la Tierra, Universidad Autónoma del Estado de Hidalgo, Cd. Universitaria s/n, Pachuca, HIDALGO, 42187, Mexico, (4) Centro de Investigaciones Biológicas, Universidad Autónoma del Estado de Hidalgo, Cd. Universitaria s/n, Pachuca, HIDALGO, 42187, Mexico, (5) Instituto de Geofísica, Departamento de Rec. Naturales, Universidad Nacional Autónoma de México, Cd. Universitaria. UNAM, Distrito Federal, Mexico
10-710:45 AM EVOLUTION OF THE GRANITIC BATHOLITHIC COMPLEX, SINALOA, MEXICO, AND COMPARISON WITH OTHER CORDILLERAN BATHOLITHS OF MEXICO: HENRY, Christopher D., Nevada Bureau Mines & Geology, MS 178, Reno, NV 89557-0088, chenry@unr.edu, MCDOWELL, Fred W., Univ Texas - Austin, Dept Geological Sciences, C1140, Austin, TX 78712-1101, and SILVER, Leon T., California Institute Technology, 1201 E California Blvd MC 100-23, Pasadena, CA 91125-0001
10-811:05 AM TIMING AND PETROGENESIS OF TERTIARY SILICIC VOLCANISM IN RELATION TO STRIKE-SLIP TECTONICS IN THE NORTH-CENTRAL PART OF SIERRA MADRE DEL SUR, MEXICO: MORÁN-ZENTENO, Dante J.1, ALANIZ-ALVAREZ, Susana A.2, NIETO-SAMANIEGO, Angel F.2, ALBA-ALDAVE, Leticia A.1, MARTINY, Barbara1, and GONZÁLEZ-TORRES, Enrique A.1, (1) Instituto de Geología, Universidad Nacional Autónoma de México, Ciudad Universitaria, México D.F, 04510, Mexico, dante@geologia.unam.mx, (2) Centro de Geociencias, Universidad Nacional Autónoma de México, Campus Juriquilla, Querétaro, 76230, Mexico
10-911:25 AM TECTONIC REACTIVATION OF MAJOR PRE-EXISTING STRUCTURES AND THE RELATIONSHIP WITH TERTIARY VOLCANISM IN WESTERN OAXACA: MARTINY, Barbara1, SILVA-ROMO, Gilberto2, MORAN-ZENTENO, Dante J.1, and FERRARI, Luca3, (1) Instituto de Geología, Universidad Nacional Autónoma de México, Ciudad Universitaria, México D.F, 04510, Mexico, martiny@servidor.unam.mx, (2) Facultad de Ingenieria, Universidad Nacional Autonoma de Mexico, Ciudad Universitaria, Mexico D.F, 04510, Mexico, (3) Centro de Geociencias, UNAM, Campus Juriquilla, Apdo. Postal 1-742, Centro, Queretaro, 76001, Mexico

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