T206 Greenstone Belts, Archaean Earth, and Early Life

Tuesday, 20 October 2009
1:30 PM - 5:30 PM
B116

Presentations

• 1:30 PM
  THICK OCEANIC CRUST, HOT MANTLE, AND PLATE TECTONICS IN THE ARCHAEAN EARTH
  Yildirim Dilek, Miami University, Oxford, OH and Ali Polat, University of Windsor, Windsor, N/A and Harald Furnes, Bergen, N/A
  160236 (Technical Sessions)
• 1:45 PM
  DEVELOPMENT OF PILBARA AND KAAPVAAL GRANITE-GREENSTONE TERRANES IN AN OCEANIC PLATEAU SETTING
  Martin J. Van Kranendonk, Geological Survey of Western Australia, East Perth, N/A
  162313 (Technical Sessions)
• 2:05 PM
  A BILLION-YEAR (3800-2800 MA) HISTORY OF INTRA-OCEANIC VOLCANISM, EO- TO NEOARCHEAN GREENSTONE BELTS, SW GREENLAND
  Ali Polat, University of Windsor, Windsor, ON and Yildirim Dilek, Miami University, Oxford, OH
  163396 (Technical Sessions)
• 2:20 PM
  CRUSTAL EVOLUTION OF ARCHEAN ROCKS FROM THE MINNESOTA RIVER VALLEY: CONSTRAINTS FROM HF ISOTOPES
  Aaron M. Satkoski, Syracuse University, Syracuse, NY and M. Bickford, Syracuse Univ Dept Earth Sciences, Syracuse, NY and J.L. Wooden, Stanford University, Stanford, CA and Paul Mueller, University of Florida, Gainesville, FL and G.D. Kamenov, University of Florida, Gainesville, FL
  161879 (Technical Sessions)
• 2:35 PM
  U-PB & STABLE ISOTOPE STUDY OF ZIRCONS: FLUID SOURCES, TIMESCALES, & CRUSTAL IMPLICATIONS FROM THE PORCUPINE GOLD CAMP IN THE ABITIBI GRANITE GREENSTONE BELT, SUPERIOR PROVINCE
  Jonathan Bachtel, University of Ottawa, Ottawa, ON and D.A. Schneider, University of Ottawa, Ottawa, ON and A. Schmitt, UCLA, Los Angeles, CA
  160871 (Technical Sessions)
• 2:50 PM
  NEW STRATIGRAPHIC ARCHITECTURE OF THE ONVERWACHT SUITE, BARBERTON GREENSTONE BELT, SOUTH AFRICA: FRESH FERMENT FOR MID-ARCHEAN TECTONIC MODELS
  Maarten De Wit, University of Cape Town, Rondebosch, N/A and Harald Furnes, University of Bergen, Bergen
  163848 (Technical Sessions)
• 3:05 PM
  200 MILLION YEARS OF KOMATIITE EVOLUTION IN THE BARBERTON GREENSTONE BELT, SOUTH AFRICA
  Nick Arndt, Universite de Grenoble, Grenoble, N/A and Christophe Robin, Universite de Grenoble, Grenoble, N/A and Gary Byerly, Louisiana State Univ, Baton Rouge, LA and Igor Puchtel, College Park, MD and Janne Blichert-Toft, Ecole Normale Supérieure de Lyon, Lyon and Allan Wilson, Johannesburg, N/A
  163304 (Technical Sessions)
• 3:35 PM
  VOLCANIC EVOLUTION OF THE UPPER ONVERWACHT SUITE, BARBERTON MOUNTAIN LAND, SOUTH AFRICA
  Harald Furnes, University of Bergen, Bergen and Maarten De Wit, University of Cape Town, Rondebosch, N/A and Brian Robins, Bergen, N/A
  162322 (Technical Sessions)
• 3:55 PM
  METAMORPHIC CONSTRAINTS ACROSS A MAFIC-ULTRAMAFIC TECTONITE ZONE BETWEEN THE MENDON AND KROMBERG COMPLEXES, BARBERTON GREENSTONE BELT, SOUTH AFRICA
  Eugene G. Grosch, University of Cape Town, Cape Town, N/A and Maarten De Wit, University of Cape Town, Rondebosch, N/A and Harald Furnes, University of Bergen, Bergen and Nicola McLoughlin, University of Bergen, Bergen, N/A
  163636 (Technical Sessions)
• 4:10 PM
  TEMPERATURES GRADIENTS IN THE MARINE ARCHEAN EXOGENIC CYCLE DERIVED FROM THE ALTERATION OF SEAFLOOR BASALTS, BARBERTON GREENSTONE BELT, SOUTH AFRICA
  Karlis Muehlenbachs, University of Alberta, Edmonton, AB and Harald Furnes, University of Bergen, Bergen and Maarten De Wit, University of Cape Town, Rondebosch, N/A
  164017 (Technical Sessions)
• 4:25 PM
  ARCHAEAN HYDROTHERMAL SYSTEMS IN THE BARBERTON GREENSTONE BELT AND THEIR SIGNIFICANCE AS A HABITAT FOR EARLY LIFE
  Axel Hofmann, University of KwaZulu-Natal, Durban, N/A
  160648 (Technical Sessions)
• 4:45 PM
  MICROBES USE BOTH ELEMENTAL SULFUR AND SULFATE AT 3.3 GA IN THE BARBERTON GREENSTONE BELT, SOUTH AFRICA
  Paul R.D. Mason, Utrecht University, Utrecht, N/A and Desiree Roerdink, Utrecht University, Utrecht, N/A and Thomas Reimer, Wiesbaden, N/A and Martin J. Whitehouse, Swedish Museum of Natural History, Stockholm
  164421 (Technical Sessions)
• 5:00 PM
  MICROBIAL BIOALTERATION TEXTURES IN GREENSTONE BELT PILLOW LAVAS
  Nicola McLoughlin, University of Bergen, Bergen, N/A and Harald Furnes, University of Bergen, Bergen and Hubert Staudigel, Univ of California, La Jolla, CA and Karlis Muehlenbachs, University of Alberta, Edmonton, AB and Daniel Fliegel, University of Bergen, Bergen, N/A and Eugene Grosch, University of Cape Town, Cape Town, N/A and Maarten De Wit, University of Cape Town, Rondebosch, N/A
  163617 (Technical Sessions)
• 5:15 PM
  IRON AND CARBON ISOTOPE EVIDENCE FOR ECOSYSTEM AND ENVIRONMENTAL DIVERSITY IN THE ~2.7 TO 2.5 GA HAMERSLEY BASIN, WESTERN AUSTRALIA
  Andrew D. Czaja, University of Wisconsin-Madison, Madison, WI and Clark M. Johnson, University of Wisconsin-Madison, Madison, WI and Brian L. Beard, University of Wisconsin-Madison, Madison, WI and Jennifer L. Eigenbrode, NASA Goddard Space Flight Center, Greenbelt, MD and Katherine H. Freeman, Pennsylvania State University, University Park, PA and Kosei E. Yamaguchi, Toho University, Chiba
  164980 (Technical Sessions)