15 Rise and Fall of the Rocky Mountains I: Proterozoic Lithospheric Evolution and Influence of Basement Fabric on Younger Tectonism in the Rocky Mountains

Friday, 9 May 2003
8:30 AM - 11:35 AM

Presentations

• 8:35 AM
  GEOMETRY OF MAFIC SILLS IN THE MESOPROTEROZOIC BELT-PURCELL BASIN, NORTHERN ROCKY MOUNTAINS
  Erik W. Burtis, Univ of Montana, Missoula, MT and James W. Sears, Univ of Montana, Missoula, MT and Kevin R. Chamberlain, Univ of Wyoming, Laramie, WY
  53240 (SYMPOSIA SESSIONS)
• 8:50 AM
  ON THE EDGE OF THE ICOSAHEDRON: ANATOMY OF THE MONTANA-TENNESSEE STRUCTURAL CORRIDOR
  James W. Sears, Univ of Montana, Missoula, MT
  53028 (SYMPOSIA SESSIONS)
• 9:05 AM
  PALEOPROTEROZOIC AND MESOPROTEROZOIC GRANITIC MAGMATISM IN THE CENTRAL SANGRE DE CRISTO MOUNTAINS, SOUTHERN COLORADO
  James V. Jones, Univ of Texas at Austin, Austin, TX and James N. Connelly, Univ of Texas at Austin, Austin, TX
  52745 (SYMPOSIA SESSIONS)
• 9:20 AM
  THE FOWLER PASS SHEAR ZONE: A PERSISTENTLY REACTIVATED PROTEROZOIC STRUCTURE IN THE SOUTHERN ROCKY MOUNTAINS
  Christopher L. Andronicos, Univ of Texas at El Paso, El Paso, TX and Tina L. Carrick, Univ of Texas at El Paso, El Paso, TX
  53265 (SYMPOSIA SESSIONS)
• 9:35 AM
  THE EARLY PROTEROZOIC PAYSON OPHIOLITE AND THE MAZATZAL CRUSTAL BLOCK, CENTRAL ARIZONA: COINCIDENTAL OR CAUSAL RELATIONSHIP?
  Jesse C. Dann, Concord, MA
  53319 (SYMPOSIA SESSIONS)
• 10:05 AM
  CONSTRAINING THE TECTONIC HISTORY OF THE PROTEROZOIC MOJAVE-YAVAPAI PROVINCE BOUNDARY: INSIGHTS FROM DETAILED METAMORPHIC PETROLOGY AND MONAZITE GEOCHRONOLOGY ALONG A TRANSECT ACROSS THE 96-MILE AND CRYSTAL SHEAR ZONES OF THE UPPER GRANITE GORGE, GRAND CANYON, ARIZONA
  Gregory Dumond, Univ of Massachusetts, Amherst, MA and Michael Williams, Univ of Massachusetts, Amherst, MA and Karl E. Karlstrom, Univ of New Mexico, Albuquerque, NM and Matthew Heizler, New Mexico Bureau of Mines and Mineral Rscs, Socorro, NM and Kevin Mahan, Univ of Massachusetts, Amherst, MA
  53322 (SYMPOSIA SESSIONS)
• 10:20 AM
  PEERING THROUGH THE ~1400 MA OVERPRINT: RECENT INSIGHTS INTO THE TECTONIC EVOLUTION OF THE TUSAS MOUNTAINS, NORTHERN NEW MEXICO
  Joseph P. Kopera, Univ of Massachusetts, Amherst, MA and Peter Davis, Univ of Minnesota, Minneapolis, MN and Michael L. Williams, Univ of Massachusetts, Amherst, MA and Karl E. Karlstrom, Univ of New Mexico, Albuquerque, NM
  53268 (SYMPOSIA SESSIONS)
• 10:35 AM
  GEOMETRY AND TIMING OF MOVEMENTS IN THE PROTEROZOIC MANZANO THRUST BELT, CENTRAL NEW MEXICO
  S.H. Baer, Univ of New Mexico, Albuquerque, NM and K.E. Karlstrom, Univ of New Mexico, Albuquerque, NM and M.L. Williams, Univ of Massachusetts, Amherst, MA and M.J. Jercinovic, Univ of Massachusetts, Amherst, MA and S. Rogers, Univ of New Mexico, Albuquerque, NM and F. Schneeflock, Univ of Massachusetts, Amherst, MA
  53329 (SYMPOSIA SESSIONS)
• 10:50 AM
  PROTEROZOIC RHYOLITE-QUARTZITE SEQUENCES OF THE SOUTHWEST: SYNTECTONIC “COVER” AND STRATRIGRAPHIC BREAKS (~1695 AND ~1660 MA) BETWEEN OROGENIC PULSES
  Michael L. Williams, Univ of Massachusetts, Amherst, MA and Karl E. Karlstrom, Univ of New Mexico, Albuquerque, NM and Micah Jessup, Univ of New Mexico, Albuquerque, NM and Jamey Jones, The Univ of Texas at Austin, Austin, TX and Jim Connelly, The Univ of Texas at Austin, Austin, TX
  53310 (SYMPOSIA SESSIONS)
• 11:05 AM
  PROTEROZOIC TECTONIC EVOLUTION OF THE NEW MEXICO- SOUTHERN COLORADO REGION: A SYNTHESIS
  Karl E. Karlstrom, Univ. of New Mexico, Albuquerque, NM and Michael L. Williams, Univ of Massachusetts, Amherst, MA and Matthew T. Heizler, New Mexico Institute of Mining & Technology, Socorro, NM
  53294 (SYMPOSIA SESSIONS)