153 Geochemistry (Posters) II

Presentations

• 1:30 PM
  TEMPERATURE-CHEMICAL POTENTIAL GRADIENTS REFLECTED IN VERY LOW-GRADE METAMORPHIC MINERAL ASSEMBLAGES IN VOLCANIC ROCKS
  Philip S. Neuhoff, Univ of Florida, Gainesville, FL and Dennis K. Bird, Stanford Univ, Stanford, CA
  38058 (Technical Sessions)
• 1:30 PM
  INVESTIGATION OF THE EFFECTS OF DIAGENETIC ALTERATION ON THE CHEMISTRY OF APATITE PHENOCRYSTS IN VOLCANIC TUFF DEPOSITS OF PLEISTOCENE LAKE TECOPA, INYO COUNTY, CALIFORNIA
  Jeff A. Hoffman, Union College, Schenectady, NY and George H. Shaw, Union College, Schenectady, NY
  39783 (Technical Sessions)
• 1:30 PM
  DETERMINATION OF SOLUTE COMPOSITION OF FLUID INCLUSION IN HYDROTHERMAL MINERALS BY ION CHROMATOGRAPHY: APPLICATIONS TO ORE GENESIS STUDIES
  Michael W. Anthony, U.S. Geol Survey, Denver, CO and Poul Emsbo, U.S. Geol Survey, Denver, CO and Albert H. Hofstra, U.S. Geol Survey, Denver, CO
  41455 (Technical Sessions)
• 1:30 PM
  VENT FLUID ORIGIN IN THE PUNTA MITA COASTAL SUBMARINE HYDROTHERMAL SYSTEM, MEXICO
  Rosa Ma. Prol-Ledesma, Mexican National Univ, Mexico, D.F, N/A and Carles Canet, Mexican National Univ, Mexico, D.F, N/A and Ma. Aurora Armienta, Mexican National Univ, Mexico, D.F, N/A and Gabriela Solis, Mexican National Univ, Mexico, D.F, N/A
  41737 (Technical Sessions)
• 1:30 PM
  YOUNG AGE AND RAPID EXHUMATION OF NORWEGIAN ULTRAHIGH-PRESSURE ROCKS: AN ION MICROPROBE AND CHEMICAL ABRASION STUDY
  David B. Root, UCSB, Santa Barbara, CA and Jim M. Mattinson, UCSB, Santa Barbara, CA and Brad R. Hacker, UCSB, Santa Barbara, CA and Joe L. Wooden, USGS-SUMAC, Stanford, CA
  41768 (Technical Sessions)
• 1:30 PM
  LIMITED FLUID IN CARBONATE-SHALE HOSTED THRUST FAULTS OF THE ROCKY MOUNTAIN FOLD-AND-THRUST BELT (SUN RIVER CANYON, MONTANA)
  David L. Kirschner, Saint Louis Univ, Saint Louis, MO and Vanessa J. O'Brien, Saint Louis Univ, Saint Louis, MO
  41784 (Technical Sessions)
• 1:30 PM
  COMPLETION OF NIST CALIBRATION OF ARGON SPIKES, AND PLANS FOR INTERLABORATORY CALIBRATION OF MMHB-2
  M.J. Kunk, U. S. Geol Survey, Denver, CO and A.P. Miiller, National Institute of Instruments and Technology, Gaithersburg, MD
  42654 (Technical Sessions)
• 1:30 PM
  RARE EARTH ELEMENTS IN BLACK SHALES: ISOLATION AND ANALYSIS OF MINERAL FRACTIONS
  Azah Peter Abanda, Arkansas State Univ, State University, AR and Robyn Hannigan, Arkansas State Univ, State University, AR
  42776 (Technical Sessions)
• 1:30 PM
  NEW 40AR/39AR AGES FROM THE JEMEZ VOLCANIC FIELD, NM: PERIODIC VOLCANISM CULMINATING IN TWO MAJOR SILICIC PHASES
  Leigh Justet, Univ of Nevada - Las Vegas, Las Vegas, NV and Terry L. Spell, Univ Nevada - Las Vegas, Las Vegas, NV
  42926 (Technical Sessions)
• 1:30 PM
  A DOUBLE-OS SPIKE FOR MOLYBDENITE GEOCHRONOLOGY
  Richard Markey, Earth Rscs, Fort Collins, CO and John Morgan, Bloomington, IN and Holly Stein, Earth Rscs, Fort Collins, CO and Judith Hannah, Earth Rscs, Fort Collins, CO
  43332 (Technical Sessions)
• 1:30 PM
  GEOCHEMICAL EVALUATION OF THE NURE DATA FOR THE SOUTHWEST UNITED STATES
  Gordon B Haxel, US Geological Survey, Flagstaff, AZ and Steve Ludington, US Geol Survey, Menlo Park, CA and Steven M Smith, US Geological Survey, Denver, CO
  43364 (Technical Sessions)
• 1:30 PM
  PARAGENESIS OF TOURMALINES IN EARLY PALEOZOIC METASEDIMENTS OF THE MARYLAND PIEDMONT
  Eric Watt, Towson University, Towson, MD and S.M. Lev, N/A and Rachel J. Burks
  43368 (Technical Sessions)
• 1:30 PM
  EARLY PALEOZOIC ISLAND ARC VOLCANISM OF THE CHINGIZ ARC (KAZAKHSTAN) AND SEDIMENTARY PROVENANCE: ABSENCE OF A CONTINENTAL SOURCE
  Adam Q. Collins, Univ of Michigan, Ann Arbor, MI and Konstantin N. Shatagin, Russian Academy of Sciences, Moscow, N/A and Kirill E. Degtyarev, Russian Academy of Sciences, Moscow, N/A and Rob Van der Voo, Univ of Michigan, Ann Arbor, MI
  43768 (Technical Sessions)
• 1:30 PM
  GEOCHEMISTRY OF K-ENRICHED IMPACTITES BASED ON DRILLINGS INTO THE KÄRDLA CRATER, ESTONIA
  Väino Puura, Univ of Tartu, Tartu, N/A and Christian Koeberl, Univ of Vienna, Vienna, N/A and Aulis Kärki, Oulu Univ, Oulu, N/A and Riitta Juvonen, Geol Survey of Finland, N/A and Mare Konsa, Tallinn Technical Univ, N/A and Jyri Plado, Univ of Tartu, Tartu, N/A and Kalle Suuroja, Geol Survey of Estonia, N/A and Juho Kirs, Univ of Tartu, Tartu, N/A and Heinz Huber, Univ of Vienna, Vienna, N/A
  43972 (Technical Sessions)
• 1:30 PM
  ISOTOPIC AND PETROGRAPHIC EVIDENCE OF THERMOCHEMICAL SULFATE REDUCTION, SIERRA MADRE ORIENTAL, MEXICO
  Liliana Lefticariu, Northern Illinois Univ, DeKalb, IL and Eugene C. Perry, Northern Illinois Univ, DeKalb, IL and Mark P. Fischer, Northern Illinois Univ, DeKalb, IL and Ivan Camilo Higuera-Diaz, Northern Illinois Univ, DeKalb, IL and Mark Evans, Univ of Pittsburg, Pittsburg, PA and Jon Fong, Indiana Univ, Bloomington, IN
  44276 (Technical Sessions)
• 1:30 PM
  U-PB STAUROLITE AGE OF METAMORPHISM IN THE WESTERN BLUE RIDGE, SOUTHERN APPALACHIANS
  Rebekah Brosky, Florida State Univ, Tallahassee, FL and Leroy Odom
  44708 (Technical Sessions)
• 1:30 PM
  THE ROLE OF ANHYDRITE DEPOSITION IN SUB-SEAFLOOR SILL-DRIVEN HYDROTHERMAL SYSTEMS
  Patrick M. Carr, Cornell Univ, Ithaca, NY and Lawrence M. Cathles, Cornell Univ, Ithaca, NY and Stefan Ioannou, Univ of Toronto, Toronto, ON and C. Tucker Barrie, Ottawa, ON
  45143 (Technical Sessions)
• 1:30 PM
  STABLE ISOTOPIC RESULTS FROM METAMORPHOSED ARABIAN PLATFORM ROCKS FROM THE SAIH HATAT DOME: EVIDENCE FOR FABRIC DEVELOPMENT ASSOCIATED WITH EXHUMATION
  Ian R. Richards, SMU, Dallas, TX and Robert T. Gregory, SMU, Dallas, TX and David R. Gray, Melbourne Univ, Melbourne, N/A
  46129 (Technical Sessions)