19 Driving Mechanisms and Structural Styles of Synconvergent Extension

Thursday, 20 March 2008
1:30 PM - 6:00 PM

Presentations

• 1:35 PM
  SYNCONVERGENT EXTENSION IS DRIVEN BY SUBDUCTION
  Warren B. Hamilton, Colorado School of Mines, Golden, CO
  134130 (THEME SESSIONS)
• 2:15 PM
  PROTRACTED BROADLY OROGEN-PARALLEL STRETCHING IN AN ARC DURING SUBDUCTION, NORTH CASCADES, WASHINGTON
  Robert B. Miller, San Jose State University, San Jose, CA and Scott R. Paterson, Los Angeles, CA and Stacia Gordon, Univ of Minnesota, Minneapolis, MN and Z.D. Michels, University of Wisconsin - Madison, Madison, WI and E.K. Shea, San Jose State University, San Jose, CA and Niki E. Wintzer, San Jose State University, San Jose, CA
  135383 (THEME SESSIONS)
• 2:35 PM
  OROGEN-PARALLEL FLOW IN THE SOUTHERN SKAGIT GNEISS COMPLEX, NORTH CASCADES, WASHINGTON
  E.K. Shea, San Jose State University, San Jose, CA and R.B. Miller, San Jose State University, San Jose, CA
  135431 (THEME SESSIONS)
• 2:55 PM
  SYNCONVERGENT EXTENSION IN THE PERUVIAN ANDES ABOVE A MODERN-DAY FLAT SLAB
  Brendan McNulty, California State University Dominguez Hills, Carson, CA and Daniel Farber, University of California, Santa Cruz, Santa Cruz, CA and Brian Horton, University of Texas at Austin, Austin, TX and Marty Grove, University of California-Los Angeles, Los Angeles, CA and Melissa K. Giovanni, University of Calgary, Calgary, AB
  134507 (THEME SESSIONS)
• 3:15 PM
  TECTONIC AND THERMAL EVOLUTION OF THE CORDILLERA BLANCA DETACHMENT SYSTEM, PERUVIAN ANDES: IMPLICATIONS FOR NORMAL FAULTING IN A CONTRACTIONAL OROGEN
  Melissa K. Giovanni, University of Calgary, Calgary, AB and Brian Horton, University of Texas at Austin, Austin, TX and Marty Grove, University of California-Los Angeles, Los Angeles, CA and Brendan McNulty, California State University Dominguez Hills, Carson, CA
  134906 (THEME SESSIONS)
• 3:55 PM
  EXTENSION DURING ACTIVE COLLISION IN THIN-SKINNED WEDGES: INSIGHTS FROM LABORATORY EXPERIMENTS
  Saad S.B. Haq, Purdue University, West Lafayette, IN and Dan M. Davis, Stony Brook Univ, Stony Brook, NY
  135590 (THEME SESSIONS)
• 4:15 PM
  INFLUENCE OF THE MARIA FOLD AND THRUST BELT ON STYLES OF OLIGO-MIOCENE EXTENSION IN WESTERN ARIZONA: APPLICATION OF CRITICAL-TAPER THEORY
  Jon E. Spencer, Tucson, AZ and Stephen M. Richard, Arizona Geological Survey, Tucson, AZ
  134606 (THEME SESSIONS)
• 4:35 PM
  MULTIPLE TRIGGERS FOR MULTIPLE EPISODES OF SYNCONVERGENT EXTENSION IN THE SEVIER HINTERLAND
  Michael L. Wells, Univ of Nevada, Las Vegas, Las Vegas, NV and Thomas D. Hoisch, Northern Arizona Univ, Flagstaff, AZ
  135210 (THEME SESSIONS)
• 4:55 PM
  TEXTURAL EVIDENCE FROM GARNET SCHIST FOR A MAJOR SYNCONVERGENT EXHUMATION EVENT IN THE HINTERLAND OF THE SEVIER OROGENIC BELT
  Thomas D. Hoisch, Northern Arizona University, Flagstaff, AZ and Michael L. Wells, Univ of Nevada, Las Vegas, Las Vegas, NV
  135239 (THEME SESSIONS)
• 5:15 PM
  THERMOBAROMETRIC CONSTRAINTS ON THE TECTONIC EVOLUTION OF THE NORTHERN SNAKE RANGE METAMORPHIC CORE COMPLEX, EASTERN NEVADA
  Frances J. Cooper, University of Southern California, Los Angeles, CA and John P. Platt, University of Southern California, Los Angeles, CA
  134768 (THEME SESSIONS)
• 5:35 PM
  THE ESPIRITU CANYON SHEAR ZONE IN THE FOOTWALL OF THE SAN PEDRO – CATALINA DETACHMENT FAULT EAST OF TUCSON, ARIZONA: AN EXHUMED, DEEP-SEATED SEGMENT OF THE SAN XAVIER DETACHMENT FAULT?
  Stephen M. Richard, Arizona Geological Survey, Tucson, AZ and Jon E. Spencer, Tucson, AZ and Ann Bykerk-Kauffman, California State Univ, Chico, Chico, CA
  134608 (THEME SESSIONS)