229 Precambrian Geology (Posters)

Presentations

• 8:00 AM
  THE 2.68 – 2.67 TETON – WIND RIVER DOMAIN: EVIDENCE FOR ACTIVE-MARGIN TECTONICS AND CONTINENT-CONTINENT COLLISION ON THE WESTERN MARGIN OF THE WYOMING PROVINCE
  B. Ronald Frost, Univ of Wyoming, Laramie, WY and Carol Frost, Univ Wyoming Dept of Geology and Geophysics, Laramie, WY and Kevin R. Chamberlain, Univ of Wyoming, Laramie, WY and Patrick J. Hughes, Univ of Wyoming, Laramie, WY
  89630 (Technical Sessions)
• 8:00 AM
  EVIDENCE FOR EXTENSIONAL TECTONICS AND ITS RELATIONSHIP TO THE ORIGIN OF THE PRECAMBRIAN ST. FRANCOIS MOUNTAINS, SOUTHEAST MISSOURI
  Vernon M. Brown, MS 604, The Univ of Toledo, Toledo, OH
  90703 (Technical Sessions)
• 8:00 AM
  THE TONALITE-TRONDHJEMITE-GRANDIORITE (TTG) TO CALC-ALKALIC TRANSITION IN THE LATE ARCHEAN PLUTONIC ROCKS OF THE CENTRAL WYOMING PROVINCE
  Carol Frost, Univ Wyoming Dept of Geology and Geophysics, Laramie, WY and B. Ronald Frost, Univ of Wyoming, Laramie, WY and Kevin R. Chamberlain, Univ of Wyoming, Laramie, WY
  91551 (Technical Sessions)
• 8:00 AM
  HIGH-PRESSURE GRANULITE METAMORPHISM AND P-T PATH OF THE ARCHEAN LAYERED GNEISS UNIT, NORTHERN TETONS, WYOMING
  Patrick J. Hughes, University of Wyoming, Laramie, WY and B. Ronald Frost, Univ of Wyoming, Laramie, WY and Susan M. Swapp, Univ of Wyoming, Laramie, WY
  92227 (Technical Sessions)
• 8:00 AM
  THE PALEOPROTEROZOIC LEOPARD DIKES OF MONTANA AND WYOMING: A DISMEMBERED FRAGMENT OF THE 2.45 GA HEARST-MATACHEWAN GIANT RADIATING DIKE SWARM OF THE SUPERIOR CRATON?
  Stephen S. Harlan, George Mason Univ, Fairfax, VA
  92433 (Technical Sessions)
• 8:00 AM
  NEW VIEWS OF THE MAZATZAL OROGENY—FIELD AND GEOCHRONOLOGIC DATA FROM THE MANZANO THRUST BELT IN CENTRAL NEW MEXICO
  Amy L. Luther, University of New Mexcio, Albuquerque, NM and James V. Jones, The Univ of Texas at Austin, Austin, TX and Karl Karlstrom, University of New Mexico, Albuquerque, NM
  95350 (Technical Sessions)
• 8:00 AM
  LATE GRENVILLE METAMORPHIC AND SHOSHONITE-RELATED CALCITE-APATITE VEIN FORMATION NEAR ESSONVILLE AND LAKE CLEAR, ONTARIO, CANADA. ANALOGUES FOR LARGE-SCALE CALCITE-APATITE VEIN-DYKE FORMATION IN THE BANCROFT TERRANE OF THE GRENVILLE PROVINCE?
  James G. Mills, DePauw Univ, Greencastle, IN and Christopher R. Myrvold, DePauw Univ, Greencastle, IN and Samuel S. Rund, DePauw Univ, Greencastle, IN and Erik Melchiorre, California State Univ San Bernardino, San Bernardino, CA
  95910 (Technical Sessions)
• 8:00 AM
  GRANULITE METAMORPHISM IN THE NORTHEASTERN WIND RIVER RANGE AT 2705 MA: EVIDENCE FOR CRUSTAL UNDERPLATING DURING THE STILLWATER THERMAL EVENT AND PLUME-STYLE CRUSTAL GROWTH
  Kevin R. Chamberlain, Univ of Wyoming, Laramie, WY and B. Ronald Frost, Univ of Wyoming, Laramie, WY
  97660 (Technical Sessions)