Cordilleran Section - 99th Annual (April 1–3, 2003)

Session No. 10
Tuesday, 1 April 2003: 8:25 AM-12:05 PM

T18. Cretaceous and Paleogene Magmatism in the Western Cordillera

 

Jonathan S. Miller and Robert B. Miller, Advocates
Paper #
Start Time
 
8:25 AM
Introductory Remarks
1
8:30 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, wgray@email.unc.edu
2
8:50 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, (2)USGS-SUMAC, Stanford Univ, Stanford, CA 94305-2220, (3)Dept. of Geological Sciences, Univ of North Carolina, Chapel Hill, NC 27599-3315, jsmiller@email.sjsu.edu, jsmiller@email.sjsu.edu
3
9:10 AM
EMPLACEMENT OF THE TUOLUMNE INTRUSIVE SUITE, SIERRA NEVADA BATHOLITH
MILLER, Robert B., Dept. of Geology, San Jose State Univ, San Jose, CA 95192-0102 and MILLER, Jonathan S., Dept. of Geology, San Jose State Univ, San Jose, CA 95192, rmiller@geosun.sjsu.edu, rmiller@geosun.sjsu.edu
4
9:30 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, (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, millercf@ctrvax.vanderbilt.edu, millercf@ctrvax.vanderbilt.edu
5
9:50 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 and KEMPTER, Kirt A., 2365 Camino Pintores, Santa Fe, NM 87505, eswanson@utsa.edu, eswanson@utsa.edu
 
10:10 AM
Break
6
10:25 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, (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, floresk@uaeh.reduaeh.mx, floresk@uaeh.reduaeh.mx
7
10:45 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, 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, chenry@unr.edu, chenry@unr.edu
8
11:05 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, (2)Centro de Geociencias, Universidad Nacional Autónoma de México, Campus Juriquilla, Querétaro, 76230, Mexico, dante@geologia.unam.mx, dante@geologia.unam.mx
9
11:25 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, (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, martiny@servidor.unam.mx, martiny@servidor.unam.mx
See more of: Technical Sessions