Geological Society of America

8:30 AM

GEOCHEMICAL EVIDENCE FOR INCREMENTAL EMPLACEMENT OF THE CRETACEOUS HALF DOME GRANODIORITE, YOSEMITE NATIONAL PARK, CALIFORNIA

Walt Gray, Univ of North Carolina, Chapel Hill, NC and Allen F. Glazner, Univ of North Carolina, Chapel Hill, NC and Drew S. Coleman, Univ of North Carolina, Chapel Hill, NC

51916 (THEME SESSIONS)

8:50 AM

A COMPLEX MAGMATIC INJECTION ZONE IN THE HALF DOME GRANODIORITE, TUOLUMNE INTRUSIVE SUITE, SIERRA NEVADA BATHOLITH, CA

Jonathan Miller, San Jose State Univ, San Jose, CA and Robert Miller, San Jose State Univ, San Jose, CA and Joseph Wooden, Stanford Univ, Stanford, CA and Brent Miller, Univ of North Carolina, Chapel Hill, NC

51747 (THEME SESSIONS)

9:10 AM

EMPLACEMENT OF THE TUOLUMNE INTRUSIVE SUITE, SIERRA NEVADA BATHOLITH

Robert B. Miller, San Jose, CA and Jonathan S. Miller, San Jose, CA

52043 (THEME SESSIONS)

9:30 AM

PERALUMINOUS GRANITES OF THE CORDILLERAN INTERIOR, WESTERN USA: HYBRID MAGMAS FROM DEEP, ANCIENT CRUST

Calvin Miller, Vanderbilt Univ, Nashville, TN and Mark Barton, Univ of Arizona, Tucson, AZ and Jonathan Miller, San Jose State Univ, San Jose, CA and Jessica Kapp, UCLA, Los Angeles, CA and Miranda Loflin, Vanderbilt Univ, Nashville, TN

51523 (THEME SESSIONS)

9:50 AM

VOLCANIC STRATIGRAPHY OF THE CREEL-DIVISADERO AREA, CHIHUAHUA, MEXICO

Eric R. Swanson, Univ of Texas at San Antonio, San Antonio, TX and Kirt A. Kempter, N/A, Santa Fe, NM

49399 (THEME SESSIONS)

10:25 AM

PETROLOGIC AND GEOCHEMICAL CONSTRAINTS FROM LA ENCARNACION GRANITOIDS, HIDALGO STATE (MEXICO)

Flores-Castro Kinardo, Universidad Autónona del Estado de Hidalgo - SEP - CONACyT, Pachuca, HIDALGO, N/A and Vaquer-Navarro Ramón, Universitat de Barcelona, Barcelona, N/A and Ortiz-Hernández Luis Enrique, Universidad Autónoma del Estado de Hidalgo, Pachuca, HIDALGO, N/A and Esquivel-Macias Carlos, Universidad Autónoma del Estado de Hidalgo, Pachuca, HIDALGO, N/A and Ramírez-Cardona Màrius, Universidad Autónona del Estado de Hidalgo - SEP - CONACyT, Pachuca, HIDALGO, N/A and Otilio A. Acevedo-Sandoval, Universidad Autónoma del Estado de Hidalgo, Pachuca, HIDALGO, N/A and Canet-Miquel Carles, Universidad Nacional Autónoma de México, Distrito Federal, N/A

50473 (THEME SESSIONS)

10:45 AM

EVOLUTION OF THE GRANITIC BATHOLITHIC COMPLEX, SINALOA, MEXICO, AND COMPARISON WITH OTHER CORDILLERAN BATHOLITHS OF MEXICO

Christopher D. Henry, Nevada Bureau Mines & Geology, Reno, NV and Fred W. McDowell, Univ Texas - Austin, Austin, TX and Leon T. Silver, California Institute Technology, Pasadena, CA

51551 (THEME SESSIONS)

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

Dante J. Morán-Zenteno, Universidad Nacional Autónoma de México, México D.F, N/A and Susana A. Alaniz-Alvarez, Universidad Nacional Autónoma de México, Querétaro, N/A and Angel F. Nieto-Samaniego, Universidad Nacional Autónoma de México, Querétaro, N/A and Leticia A. Alba-Aldave, Universidad Nacional Autónoma de México, México D.F, N/A and Barbara Martiny, Universidad Nacional Autónoma de México, México D.F, N/A and Enrique A. González-Torres, Universidad Nacional Autónoma de México, México D.F, N/A

51761 (THEME SESSIONS)

11:25 AM

TECTONIC REACTIVATION OF MAJOR PRE-EXISTING STRUCTURES AND THE RELATIONSHIP WITH TERTIARY VOLCANISM IN WESTERN OAXACA

Barbara Martiny, Universidad Nacional Autónoma de México, México D.F, N/A and Gilberto Silva-Romo, Universidad Nacional Autonoma de Mexico, Mexico D.F, N/A and Dante J. Moran-Zenteno, Universidad Nacional Autónoma de México, México D.F, N/A and Luca Ferrari, UNAM, Queretaro, N/A

51859 (THEME SESSIONS)

10 Cretaceous and Paleogene Magmatism in the Western Cordillera

Presentations