Geological Society of America

8:15 AM

GEOLOGIC EVOLUTION OF THE XOLAPA ARC, SOUTHERN MEXICO

Mihai N. Ducea, Univ of Arizona, Tucson, AZ and George Gehrels, Univ of Arizona, Tucson, AZ and Sarah Shoemaker, Univ of Arizona, Tucson, AZ and Victor Valencia, Univ of Arizona, Tucson, AZ and Joaquin Ruiz, Univ of Arizona, Tucson, AZ

75106 (Technical Sessions)

8:30 AM

U-PB SINGLE CRYSTAL SYSTEMATICS: CONSTRAINTS FOR THE MAGMATISM AND NORTHWEST BOUNDARY OF THE XOLAPA COMPLEX, MEXICO

Victor A. Valencia, Univ of Arizona, Tucson, AZ and Mihai N. Ducea, Univ of Arizona, Tucson, AZ and Joaquin Ruiz, Univ of Arizona, Tucson, AZ and George Gehrels, Univ of Arizona, Tucson, AZ and Sarah Shoemaker, Univ of Arizona, Tucson, AZ

75171 (Technical Sessions)

8:45 AM

COMPARATIVE ANALYSIS OF THE SIERRA NEVADA, MOJAVE/SALINIAN, AND THE PENINSULAR RANGE BATHOLITHS

George Zandt, Univ of Arizona, Tucson, AZ and Hersh J. Gilbert, Univ of Arizona, Tucson, AZ

80483 (Technical Sessions)

9:00 AM

THE CRETACEOUS SALINIAN CONTINENTAL ARC: OVERVIEW AND NEW ADVANCES

Steven Kidder, Univ of Arizona, Tucson, AZ and Mihai Ducea, Univ of Arizona, Tucson, AZ and David Barbeau, Univ of South Carolina, Columbia, SC and George Gehrels, Univ of Arizona, Tucson, AZ

74402 (Technical Sessions)

9:15 AM

RESULTS OF RADIOGENIC HEAT PRODUCTION MEASUREMENTS THROUGH THE ENTIRE THICKNESS OF THE SIERRA NEVADA BATHOLITH, CALIFORNIA: A NON-EXPONENTIAL DISTRIBUTION CONTROLLED BY HYDROTHERMAL PROCESSES?

Robert J. Brady, Univ of Calgary, Calgary, AB and Mihai N. Ducea, Univ of Arizona, Tucson, AZ and Steven Kidder, Univ of Arizona, Tucson, AZ and Jason Saleeby, California Institute Technology, Pasadena, CA

76378 (Technical Sessions)

9:30 AM

TEMPORAL EVOLUTION OF MID-CRUSTAL SHEETED INTRUSIONS: EVIDENCE FROM U-PB GEOCHRONOLOGY OF THE TENPEAK, ENTIAT AND SEVEN-FINGERED JACK INTRUSIVE SUITES, NORTH CASCADES, WA

Jennifer Matzel, Massachusetts Institute of Technology, Cambridge, MA and Samuel Bowring, Massachusetts Institute of Technology, Cambridge, MA and Robert Miller, San Jose State Univ, San Jose, CA and Scott Paterson, Univ of Southern California, Los Angeles, CA

80606 (Technical Sessions)

9:45 AM

BULK ASSIMILATION, REACTIVE CRYSTALLIZATION AND THE CRYPTIC NATURE OF CRUST-MANTLE MIXING IN PLUTONS: A CONCEPTUAL MODEL

James S. Beard, Virginia Museum of Nat History, Martinsville, VA and Paul C. Ragland, Virginia Museum of Nat History, Martinsville, VA and Maria Luisa Crawford, Bryn Mawr College, Bryn Mawr, PA

74474 (Technical Sessions)

10:15 AM

BATHOLITHS: AN INTEGRATED GEOLOGICAL, GEOCHEMICAL AND GEOPHYSICAL STUDY OF THE FORMATION OF CONTINENTS

Christopher L. Andronicos, The Univ of Texas at El Paso, El Paso, TX and Mihai Ducea, Univ of Arizona, Tucson, AZ

75272 (Technical Sessions)

10:30 AM

PRELIMINARY RESULTS OF THE PETROLOGICAL-GEOCHEMICAL COMPONENT TO THE BATHOLITHS PROJECT

Paul H. Wetmore, Univ of Arizona, Tucson, AZ and Theresa Kayzar, Univ of Arizona, Tucson, AZ and Mihai Ducea, Univ of Arizona, Tucson, AZ and P. Jonathan Patchett, Univ of Arizona, Tucson, AZ and George Gehrels, Univ of Arizona, Tucson, AZ

78463 (Technical Sessions)

10:45 AM

STRUCTURE OF THE JURA-CRETACEOUS COAST BELT AND ADJACENT STIKINIA NEAR BELLA COOLA, COAST MOUNTAINS, B.C.: PRELIMINARY RESULTS

Margaret E. Rusmore, Occidental College, Los Angeles, CA and Glenn J. Woodsworth, Geol Survey of Canada, Vancouver, BC and William de Boer, Occidental College, Los Angeles, CA and M. Shane Gillispie, Occidental College, Los Angeles, CA and Matthew Kuzio, Occidental College, Los Angeles, CA

74879 (Technical Sessions)

11:00 AM

HYDROUS ARC MAGMATISM ASSOCIATED WITH ACCRETION, THE CENTRAL COAST MOUNTAINS OROGEN OF SOUTHEASTERN ALASKA AND NORTHERN COASTAL BRITISH COLUMBIA

M.L. Crawford, Bryn Mawr College, Bryn Mawr, PA and W.A. Crawford, Bryn Mawr College, Bryn Mawr, PA and J.S. Beard, Virginia Museum Nat History, Martinsville, VA

74465 (Technical Sessions)

11:15 AM

METAMORPHIC PRESSURE-TEMPERATURE CONDITIONS DURING TRANSPRESSION WITHIN THE ROOTS OF A TRANSPRESSIVE MAGMATIC ARC

Micheal Mansfield, The Univ of Texas at El Paso, El Paso, TX and Christopher L. Andronicos, The Univ of Texas at El Paso, El Paso, TX

76630 (Technical Sessions)

11:30 AM

THE ALEXANDER TERRANE BOUNDARY WITH NORTH AMERICAN MARGIN TERRANES LIES WEST OF THE COAST BATHOLITH IN SOUTHERN SOUTHEAST ALASKA

Jason Saleeby, California Institute Technology, Pasadena, CA

76135 (Technical Sessions)

T143 Cordilleran Arc Magmatism, BATHOLITHS and Continental Crustal Genesis I

Presentations