T212 Recent Advances in the Understanding of Adirondack and Southern Grenville Province Tectonics II: In Honor of James McLelland

Monday, 6 October 2008
1:30 PM - 5:30 PM

Presentations

• 1:30 PM
  Anatexis of Metapelites in the Adirondacks: The Importance of Shawinigan Orogenesis
  Marion E. Bickford, Syracuse University, Syracuse, NY and James M. McLelland, Colgate Univ, Hamilton, NY
  143801 (Technical Sessions)
• 1:45 PM
  Timing of Metamorphism in the Adirondack Lowlands, New York State: Constraints from U-Pb Zircon and Monazite Geochronology
  Bruce W. Selleck, Colgate University, Hamilton, NY
  150369 (Technical Sessions)
• 2:00 PM
  Geochronology of Adirondack Pegmatites by LA-MC-ICP-MS
  Jeffrey R. Chiarenzelli, St. Lawrence University, Canton, NY and Marian Lupulescu, New York State Museum, Albany, NY and Scott Johnston, University of Arizona, Tucson, AZ and Alex Pullen, University of Arizona, Tucson, AZ and Joseph J. Chiarenzelli, St. Lawrence University, Canton, NY
  147119 (Technical Sessions)
• 2:15 PM
  New U-Pb Zircon Ages Reveal a Long-Lived Magmatic History for the Harvey-Cardiff Domain of the Composite Arc Belt of the Grenville Province In Ontario
  Robert Michael Easton, Ontario Geological Survey, Sudbury, ON and Sandra L. Kamo, University of Toronto, Toronto, ON
  144981 (Technical Sessions)
• 2:30 PM
  New SHRIMP Ages for Grenville Rocks of the Northern Blue Ridge, Virginia and Maryland: Redefinition of Mesoproterozoic Magmatic and Metamorphic Events
  John N. Aleinikoff, USGS, Denver, CO and Scott Southworth, U.S. Geological Survey, Reston, VA and Richard P. Tollo, George Washington Univ, Washington, DC and C. Mark Fanning, Australian National Univ, Canberra, N/A and William C. Burton, U.S. Geological Survey, Reston, VA and Peter T. Lyttle, U.S. Geological Survey, Reston, VA
  147985 (Technical Sessions)
• 2:45 PM
  Petrographic Evidence for Excess Silica in Antiperthitic Plagioclase of the Montpelier Anorthosite, Virginia, and a Link with Extensive Myrmekite Development
  Brent E. Owens, College of William and Mary, Williamsburg, VA and Robert F. Dymek, Washington University, St. Louis, MO and Stephen C. Clement, College of William and Mary, Williamsburg, VA
  150665 (Technical Sessions)
• 3:00 PM
  Timing of Mesoproterozoic Magmatism and Metamorphism in the Vicinity of Mount Rogers, Southwestern Virginia and Northwestern North Carolina: Implications for the Nature of Grenville-Age Orogenesis in the Southern Appalachians
  Richard Tollo, George Washington University, Washington, DC and John Aleinikoff, U.S. Geol Survey, Denver, CO and Scott Southworth, U.S. Geological Survey, Reston, VA and Joe Wooden, Stanford University, Stanford, CA and Frank Mazdab, Green Building, Rm 89, Stanford, CA and Mark Fanning, Australian National University, Canberra, N/A
  151773 (Technical Sessions)
• 3:30 PM
  Finding the Water for Partial Melting of the Lower Crust
  Sheila J. Seaman, University of Massachusetts, Amherst, MA and Michael L. Williams, University of Massachusetts, Amherst, MA and Christopher Koteas, University of Massachusetts, Amherst, Amherst, MA
  151532 (Technical Sessions)
• 3:45 PM
  Proximal Facies of the 1.38 (?)- 1.33 Ga Carrizo Mountain Group, Trans-Pecos Texas
  Stephen W. Grimes, University of Texas at Brownsville, Brownsville, TX
  149977 (Technical Sessions)
• 4:00 PM
  Grenville Tectonics In Texas: A Diachronous Orogeny
  Sharon Mosher, University of Texas at Austin Jackson School of Geosciences, Austin, TX and Ben Davis, Jackson School of Geosciences, Austin, TX and Stephen W. Grimes, University of Texas at Brownsville, Brownsville, TX
  151473 (Technical Sessions)
• 4:15 PM
  Tectonic Evolution of the Western Grenville Orogen: Insight from Numerical Models for Syn- and Post-Convergent Flow of Heterogeneous Crust
  Rebecca A. Jamieson, Halifax, NS and Christopher Beaumont, Dalhousie University, Halifax, NS
  147369 (Technical Sessions)
• 4:30 PM
  Tectonics and Collisional Architecture of the Grenville Margins of Laurentia and Amazonia
  Ben van der Pluijm, University of Michigan DEES, Ann Arbor, MI and Eric Tohver, University of Western Australia, Crawley, WA, N/A
  146538 (Technical Sessions)
• 4:45 PM
  External Basement Massifs in the Northern Appalachians: The Link Between Rodinia and Pangea
  Paul Karabinos, Williams College, Williamstown, MA
  149494 (Technical Sessions)
• 5:00 PM
  The Grenville Orogen, the Mirovoi Ocean and Their Paleozoic Legacies
  J. Brendan Murphy, St. Francis Xavier University, Antigonish, NS and R. Damian Nance, Ohio University, Athens, OH
  148319 (Technical Sessions)