Geological Society of America

8:00 AM

MODELING HIGH TEMPERATURE AND PRESSURE PHASE EQUILIBRIA, AND PARTIAL MELTING OF GABBROIC GNEISS, MILFORD SOUND, NEW ZEALAND

Harold H. Stowell, Univeristy of Alabama, Tuscaloosa, AL and Carlos A. Zuluaga, Univeristy of Alabama, Tuscaloosa, AL and Gerrit Bulman, Univeristy of Alabama, Tuscaloosa, AL

76078 (Technical Sessions)

8:15 AM

ORIGIN OF LEUCOSOME LENSES AND ASSOCIATED SELVAGES IN MIGMATITES: INTERPRETATIONS BASED ON PSEUDOSECTION MODELING OF THE NASON RIDGE MIGMATITIC GNEISS, WA

Carlos A. Zuluaga, Univ of Alabama, Tuscaloosa, AL and Harold H. Stowell, Univ of Alabama, Tuscaloosa, AL

77440 (Technical Sessions)

8:30 AM

QUARTZ EXSOLUTION IN CLINOPYROXENE IS NOT PROOF OF ULTRA-HIGH PRESSURES: EVIDENCE FROM PHASE EQUILIBRIA AND ECLOGITE FROM THE EASTERN BLUE RIDGE, SOUTHERN APPALACHIANS, USA

F. Zeb Page, Univ of Michigan, Ann Arbor, MI and E.J. Essene, Univ of Michigan, Ann Arbor, MI and S.B. Mukasa, Univ of Michigan, Ann Arbor, MI

77438 (Technical Sessions)

8:45 AM

METAMORPHISM AND EXHUMATION OF ULTRAHIGH-GRADE TERRANES: GEOCHRONOMETRIC INVESTIGATIONS OF THE NE BOHEMIA MASSIF, POLAND AND CZECH REPUBLIC

S.M. Gordon, Univ of Minnesota, Minneapolis, MN and D.A. Schneider, Ohio Univ, Athens, OH and M. Manecki, AGH-Univ of Sci & Tech, Krakow, N/A

76165 (Technical Sessions)

9:00 AM

GEOCHEMISTRY OF BLUESCHIST-ECLOGITE FACIES ROCKS ON THE ISLAND OF SYROS, CYCLADES, GREECE

John C. Schumacher, Univ of Bristol, Bristol, N/A and John T. Cheney, Amherst College, Amherst, MA and Stacy Kepler, Amherst College, Amherst, MA and Njoki W. Gitahi, Amherst College, Amherst, MA and John B. Brady, Smith College, Northampton, MA

79304 (Technical Sessions)

9:15 AM

REE-BEARING EPIDOTE IN SULU AMPHIBOLITIZED UHP ECLOGITE FROM THE CHINESE CONTINENTAL SCIENTIFIC DRILLING PROJECT IN DONGHAI

Tatsuki Tsujimori, Stanford Univ, California, N/A and Juhn G. Liou, Stanford Univ, California, N/A and Ruyuan Zhang, Stanford Univ, California, N/A and Zhi Q. Xu, Chinese Academy of Geol Sciences, Beijing, N/A

80499 (Technical Sessions)

9:30 AM

LASER RAMAN MICROPROBE IDENTIFICATION OF COESITE IN KYANITE ECLOGITES AND THEIR HOST GNEISSES, NORTH-EAST GREENLAND CALEDONIDES

Siobhan E. Power, Univ of Iowa, Iowa City, IA and Jane Gilotti, University of Iowa, Iowa City, IA and William C. McClelland, Univ of Idaho, Moscow, ID and Brigitte Wopenka, Washington Univ, St. Louis, MO

80242 (Technical Sessions)

9:45 AM

EXPERIMENTAL CONSTRAINTS ON AMPHIBOLITE/GRANULITE-ECLOGITE TRANSITION IN METABASALTS: IMPLICATIONS FOR SLAB MELTING IN WARM SUBDUCTION ZONES

Rajeev K. Nair, Univ of Alberta, Edmonton, AB and Thomas Chacko, Univ of Alberta, Edmonton, AB

79246 (Technical Sessions)

10:00 AM

JADEITITES FROM THE PAIRED HIGH-PRESSURE BELTS OF THE MOTAGUA FAULT ZONE, GUATEMALA: IMPLICATIONS FOR DIFFERENT P-T CONDITIONS

George E. Harlow, American Museum of Nat History, New York, NY and Nancy Price, American Museum of Nat History, New York, NY and Eric Sahm, American Museum of Nat History, New York, NY

79345 (Technical Sessions)

10:15 AM

MODELLING CLINOPYROXENE-GARNET AMPHIBOLITE ASSEMBLAGES AT MICA CREEK, BRITISH COLUMBIA: THE ROLE OF THE FLUID PHASE

Doug Tinkham, Univ of Calgary, Calgary, AB and Edward Ghent, Univ Calgary Dept Geoscience, Calgary, AB

79759 (Technical Sessions)

10:30 AM

ELEGANT SIMPLICITY IN PROGRADE-RETROGRADE METAMORPHISM OF EARLY PROTEROZOIC METASEDIMENTS, FRONT RANGE, COLORADO

James C. Cole, U.S. Geol Survey, Denver, CO

79896 (Technical Sessions)

10:45 AM

THERMOBAROMETRY OF GARNET- AND BIOTITE-BEARING PYROXENE GRANULITES OF THE WESTERN BLUE RIDGE TERRANE, CENTRAL VIRGINIA

Viktoras A. Liogys, Virginia Polytechnic Institute and State Univ, Blacksburg, VA and Robert J. Tracy, Virginia Polytechnic Institute and State Univ, Blacksburg, VA

80759 (Technical Sessions)

11:00 AM

A MONAZITE OXYGEN ISOTOPE THERMOMETER

Dan O. Breecker, The University of Texas at Austin, Austin, TX and Zachary D. Sharp, Univ of New Mexico, Albuquerque, NM

78215 (Technical Sessions)

11:15 AM

CHEMISTRY AND MICROPROBE GEOCHRONOLOGY OF S-BEARING MONAZITE IN XENOLITHS IN THE CORTLANDT COMPLEX, NY: AN EXAMPLE OF MONAZITE IN A UHT ENVIRONMENT

R.J. Tracy, Virginia Tech, Blacksburg, VA

80664 (Technical Sessions)

11:30 AM

POSSIBLE ROLE OF IMMISCIBLE H2O-CO2 FLUIDS IN DEVELOPMENT OF THE OUTER (TALC ZONE) ALTA AUREOLE, UTAH

John R. Bowman, Univ Utah, Salt Lake City, UT and Anthony Pollington, Univ Utah, Salt Lake City, UT