T249 Seismogenic Friction and Pseudotachylites

Wednesday, 5 November 2003
1:30 PM - 5:30 PM

Presentations

• 1:30 PM
  BUBBLE FORMATION, COLLAPSE, AND INFILLING IN PSEUDOTACHYLYTE
  Jerry F. Magloughlin, Colorado State Univ, Fort Collins, CO
  65517 (Technical Sessions)
• 1:45 PM
  EXPERIMENTAL EVIDENCE FOR FAULT LUBRICATION BY MELTING DURING SIMULATED COSEISMIC SLIP
  John G. Spray, University of New Brunswick, Fredericton, NB
  67026 (Technical Sessions)
• 2:05 PM
  COMPOSITIONAL VARIATIONS IN FRICTIONAL MELTS: A HRTEM STUDY OF GLASS-BEARING PSEUDOTACHYLYTES (ALPINE FAULT, NEW ZEALAND)
  Laurence N. Warr, CGS / EOST UMR 7517, Strasbourg, N/A and Ben van der Pluijm, Univ of Michigan, Ann Arbor, MI
  65315 (Technical Sessions)
• 2:20 PM
  PALEO-STRESS ESTIMATES ON ANCIENT SEISMOGENIC FAULTS, BASED ON FRICTIONAL HEATING OF COAL
  Sarah Mazza and Kieran O'Hara, Univ of Kentucky, Lexington, KY and Adrian Castro and David Jones
  59258 (Technical Sessions)
• 2:35 PM
  SUPERHEATED FRICTION-INDUCED MELTS IN ZONED PSEUDOTACHYLYTES WITHIN THE ADAMELLO TONALITES (ITALIAN SOUTHERN ALPS)
  Marieke Rempe, Universita' di Padova, Padova, N/A and Giorgio Pennacchioni, Universita' di Padova, Padova
  60416 (Technical Sessions)
• 2:50 PM
  MESOSCOPIC STRUCTURES IN PSEUDOTACHYLYTE FROM THE HOMESTAKE SHEAR ZONE, COLORADO
  Joseph L. Allen, Concord College, Athens, WV
  59967 (Technical Sessions)
• 3:05 PM
  MULTIPLE GENERATIONS OF PSEUDOTACHYLYTES FROM BRITTLE TO DUCTILE REGIMES DURING EXHUMATION OF SEISMOGENIC FAULT ZONE
  Aiming Lin, Shizuoka Univ, Shizuoka, N/A
  60952 (Technical Sessions)
• 3:25 PM
  TRANSITION FROM CATACLASITES TO PSEUDOTACHYLYTES AND CONSEQUENCES ON THE MESOSCOPIC STRUCTURE OF A “STRONG-TYPE” SEISMOGENIC FAULT
  Giorgio Pennacchioni, Universita' di Padova, Padova and Marieke Rempe, Universita' di Padova, Padova, N/A
  62249 (Technical Sessions)
• 3:40 PM
  THE UPPER ASEISMIC TO SEISMIC TRANSITION: A SILICA CEMENTATION THRESHOLD
  Christen D. Rowe, Univ of California Santa Cruz, Santa Cruz, CA and J. Casey Moore, Univ California - Santa Cruz, Santa Cruz, CA
  63680 (Technical Sessions)
• 3:55 PM
  PSEUDOTACHYLITE AS A MAGNETIC RECORDER OF EARTH'S AMBIENT FIELD
  Norihiro Nakamura, Tohoku Univ, Sendai, N/A and Yuhya Iyeda, Tohoku Univ, Sendai, N/A
  60891 (Technical Sessions)
• 4:10 PM
  THE MAGNETIC PROPERTIES OF FAULT PSEUDOTACHYLITES: ORIGIN AND IMPLICATIONS FOR FRICTIONAL MELTING PROCESSES
  Eric C. Ferre, Southern Illinois Univ at Carbondale, Carbondale, IL and Navani MathanaSekaran, Southern Illinois Univ at Carbondale, Carbondale, IL and M. Zechmeister, Southern Illinois Univ at Carbondale, Carbondale, IL and John W. Geissman, Univ of New Mexico, Albuquerque, NM and N. Melosi, Southern Illinois Univ at Carbondale, Carbondale, IL
  60090 (Technical Sessions)
• 4:25 PM
  DAMAGE AND DRAINAGE: CAN RUPTURING FAULTS HOLD THEIR WATER?
  James R. Rice, Harvard Univ, Cambridge, MA
  62324 (Technical Sessions)
• 4:45 PM
  SHEAR HEATING AND PARTIAL MELTING OF WET FAULT GOUGE DURING EARTHQUAKE SLIP
  James R. Rice, Harvard Univ, Cambridge, MA and Laurent M.P. Jacques, Ecole Polytechnique, Palaiseau, N/A
  62335 (Technical Sessions)
• 5:00 PM
  EARTHQUAKES AND EXHUMATION OF UHP ROCKS: OCCURRENCE, COMPOSITION, AND UV-LASER ABLATION 40AR/39AR GEOCHRONOLOGY OF PSEUDOTACHYLYTE FROM THE DORA MAIRA MASSIF, ITALY
  Michael A. Cosca, University of Lausanne, Lausanne, N/A and Renaud Caby, Universite de Montpellier 2, Montpellier, N/A and Francois Bussy, Univ of Lausanne, Lausanne, N/A
  60522 (Technical Sessions)
• 5:15 PM
  LATE CENOZOIC 40AR/39AR AGES OF FAULT ROCKS FORMED ALONG THE WEST SALTON DETACHMENT SYSTEM, SOUTHERN CALIFORNIA
  Mary Kairouz, Univ of California Los Angeles, Los Angeles, CA and Gary J. Axen, Univ. of California - Los Angeles, Los Angeles, CA and Marty Grove, Univ. of California, Los Angeles, CA and Oscar Lovera, Univ of California, Los Angeles, Los Angeles, CA and Daniel Stockli, Univ. of Kansas, Lawrence, KS
  67067 (Technical Sessions)