162 Petrology, Igneous and Experimental (Posters)

Presentations

• 1:30 PM
  MID-MIOCENE FLOOD BASALT VOLCANISM IN SOUTHEASTERN OREGON: NEW INSIGHTS ON AN OLD PROBLEM
  Matthew E. Brueseke, Miami Univ, Oxford, OH and William K. Hart, Miami Univ, Oxford, OH
  36473 (Technical Sessions)
• 1:30 PM
  CONTACT RELATIONS OF THE NAHANT GABBRO AND WEYMOUTH FORMATION, NAHANT, MASSACHUSETTS
  Peter J. Kelly, Northeastern Univ, Boston, MA and Martin E. Ross, Northeastern Univ, Boston, MA
  36994 (Technical Sessions)
• 1:30 PM
  CONTAMINATION VS. LONG-TERM STORAGE OF HIGH-SILICA RHYOLITE MAGMA: HIGH-PRECISION PB ISOTOPE RATIO EVIDENCE FROM THE BANDELIER TUFF
  John A. Wolff, Washington State Univ, Pullman, WA and Frank C. Ramos, Washington State Univ, Pullman, WA
  38138 (Technical Sessions)
• 1:30 PM
  OBSERVED AND PREDICTED CRYSTALLIZATION SEQUENCE IN BARBERTON KOMATIITE
  Keena M. Kareem, Louisiana State Univ, Baton Rouge, LA and Gary Ray Byerly, Louisiana State Univ, Baton Rouge, LA
  38375 (Technical Sessions)
• 1:30 PM
  OCEANIC-ARC MAGMATIC PROCESSES AS RECORDED IN GABBROIC ROCKS FROM TOBAGO, WEST INDIES
  Susan M. Swapp, Univ of Wyoming, Laramie, WY and Arthur W. Snoke, Univ of Wyoming, Laramie, WY
  38678 (Technical Sessions)
• 1:30 PM
  ORIGIN AND TECTONIC IMPLICATIONS OF ACROSS-STRIKE GEOCHEMICAL VARIATIONS IN THE EOCENE ABSAROKA VOLCANIC PROVINCE, USA
  Todd C. Feeley, Montana State Univ, Bozeman, MT
  38873 (Technical Sessions)
• 1:30 PM
  GEOCHEMISTRY AND TECTONIC IMPLICATIONS OF SERPENTINIZED ULTRAMAFIC ROCKS IN VERMONT
  Raymond A. Coish, Middlebury College, Middlebury, VT and Parham Gardner, Middlebury College, Middlebury, VT
  39768 (Technical Sessions)
• 1:30 PM
  SULFUR ISOTOPE GEOCHEMISTRY OF THE HAILE GOLD MINE, SOUTH CAROLINA: POSSIBLE MAGMATIC ORIGIN OF SULFUR
  Stephen C. Hildreth, Univ of South Dakota, Vermillion, SD
  40758 (Technical Sessions)
• 1:30 PM
  PETROGRAPHIC AND GEOCHEMICAL ANALYSIS OF A DIABASE DIKE FROM NORTH HARPSWELL, MAINE: A PRELIMINARY REPORT
  Pranoti M. Asher, Georgia Southern Univ, Statesboro, GA
  40838 (Technical Sessions)
• 1:30 PM
  CORRELATION OF ASH-FLOW SHEETS, SAN JUAN VOLCANIC FIELD, SOUTHWESTERN COLORADO
  Ezra Yacob, Colorado School of Mines, Golden, CO and Richard F. Wendlandt, Colorado School of Mines, Golden, CO
  40851 (Technical Sessions)
• 1:30 PM
  CORRELATION, AGE, AND TECTONIC IMPLICATIONS OF THE METAVOLCANIC ROCKS IN THE NORTHERN VERDI RANGE, SIERRA COUNTY, CALIFORNIA
  Bruce D. Pauly, Univ. California, Davis, CA and Elwood R. Brooks, Univ. California, Davis, CA
  41273 (Technical Sessions)
• 1:30 PM
  NORTHBRAE RHYOLITE IN THE BERKELEY HILLS, CA: A ROCK WELL-MISUNDERSTOOD
  Lin Murphy, California State Univ, Hayward, Boulder, CO and Robert Fleck, United States Geol Survey, Menlo Park, CA and Joseph Wooden, United States Geol Survey, Menlo Park, CA
  41514 (Technical Sessions)
• 1:30 PM
  HIGH PRESSURE ORIGIN OF ALKALIC ROCKS FROM HALEAKALA VOLCANO, HAWAII
  Keri M. Craven, Univ of Cincinnati, Cincinnati, OH and Attila Kilinc, Univ of Cincinnati, Cincinnati, OH
  41540 (Technical Sessions)
• 1:30 PM
  A FIELD AND PETROGRAPHIC STUDY OF MAGMA MIXING/MINGLING TEXTURES IN THE DIORITE OF FIRST LAKE, CENTRAL SIERRA NEVADA BATHOLITH, CALIFORNIA
  Jennifer M. Wenner, Univ Wisconsin - Oshkosh, Oshkosh, WI and Mindy A. Lloyd, Univ Wisconsin - Oshkosh, Oshkosh, WI
  43226 (Technical Sessions)
• 1:30 PM
  SUBDUCTION OR RIFTING: THE EOCENE MAGMAS OF THE SACRAMENTO MOUNTAINS, NM
  Catherine E. Dowe McManus, New Mexico State Univ, Las Cruces, NM and Nancy J. McMillan, New Mexico State Univ, Las Cruces, NM
  43557 (Technical Sessions)
• 1:30 PM
  KIMBERLITES FROM THE CENTRAL NEW YORK: MINERALOGY, GEOCHEMISTRY, XENOLITHS AND CONTACT PHENOMENA
  Marian V. Lupulescu, New York State Museum, Albany, NY and George H. Shaw, Union College, Schenectady, NY and David G. Bailey, Hamilton College, Clinton, NY
  44173 (Technical Sessions)
• 1:30 PM
  PETROLOGY, GEOCHEMISTRY, AND AERIAL DISTRIBUTION OF THE TUFF OF SAGUACHE CREEK, EASTERN SAN JUAN VOLCANIC FIELD, COLORADO
  Kenzie J. Turner, Colorado School of Mines, Golden, CO and Justin I. Simon, Colorado School of Mines, Golden, CO and Richard F. Wendlandt, Colorado School of Mines, Golden, CO
  44403 (Technical Sessions)
• 1:30 PM
  MINERAL-MELT TRACE ELEMENT PARTITIONING AT 1 BAR TO 10 KBAR PRESSURES
  Craig C. Lundstrom, Univ of Illinois, Urbana, IL and Anna L. Sutton, Univ of Illinois, Urbana, IL and Frank J. Tepley, Univ of Illinois, Urbana, IL and Amy E. Thompson, Univ of Illinois, Urbana, IL
  44711 (Technical Sessions)
• 1:30 PM
  NATURE OF THE CRUST NEAR THE GRENVILLE BORDER IN NORTHERN NEW ENGLAND: CONSTRAINTS FROM NEW PB ISOTOPE DATA FROM THE MOOSELOOKMEGUNTIC IGNEOUS COMPLEX, MAINE
  Tracey L. Centorbi, Univ of Maryland, College Park, MD and Paul B. Tomascak, Department of Geology, College Park, MD and Michael Brown, Univ of Maryland, College Park, MD and Gary S. Solar, SUNY College at Buffalo, Buffalo, NY and Jinmei Tian, Univ of Maryland, College Park, MD
  44718 (Technical Sessions)
• 1:30 PM
  GEOCHEMICAL SIGNATURE OF PROGRESSIVE EXTENSION WITHIN AN ACCOMMODATION ZONE, EASTERN BLACK MOUNTAINS, AZ
  Lori Bettison-Varga, The College of Wooster, Wooster, OH and Diane Smith, Trinity Univ, San Antonio, TX and Robert Varga, The College of Wooster, Wooster, OH
  44738 (Technical Sessions)
• 1:30 PM
  THERMAL REJUVENATION OF THE VINALHAVEN GRANITE, COASTAL MAINE
  R.A. Wiebe, Franklin and Marshall College, Lancaster, PA and M.R. Manon, Univ. of Michigan, Ann Arbor, MI and D.P. Hawkins, Denison Univ, Granville, OH
  44760 (Technical Sessions)
• 1:30 PM
  EXPERIMENTAL DETERMINATION OF PHASE EQUILIBRIA IN THE SYSTEM H2O-CO2-NACL AT 0.5 KB FROM 500 TO 700°C
  L.M. Anovitz, Univ of Tennessee, Knoxville, TN and T.C. Labotka, Univ of Tennessee, Knoxville, TN and J.G. Blencoe, Oak Ridge National Lab, Oak Ridge, TN
  44783 (Technical Sessions)
• 1:30 PM
  MANTLE EVOLUTION ASSOCIATED WITH THE RIO GRANDE RIFT: GEOTHERMOBAROMETRY OF UPPER MANTLE XENOLITHS
  Young-woo Kil, Colorado School of Mines, Golden, CO and Richard F. Wendlandt, Colorado School of Mines, Golden, CO
  45394 (Technical Sessions)
• 1:30 PM
  MANTLE SOURCE AND MAGMATIC EVOLUTION OF THE LATE PLIOCENE OGOL LAVA BEDS OF LAETOLI, TANZANIA
  Karl R. Wirth, Macalester College, St. Paul, MN and Katherine A. Adelsberger, Beloit College, Beloit, WI
  46409 (Technical Sessions)