Geological Society of America

8:00 AM

PETROGENESIS, PALEOTECTONIC SETTING, METALLOGENY OF MASHHAD PALEO-TETHYS GRANITOIDS, IRAN

Mohammad H. Karimpour, Ferdowsi Univ, Mashhad, N/A and A.R. Ashouri, Ferdowsi Univ, Mashhad, N/A and S. Saadat, Azad Univ, Mashhad, N/A and W.W. Atkinson, Univ of Colorado, Boulder, CO

38850 (Technical Sessions)

8:15 AM

GEOCHEMICAL CHARACTERIZATION, ELEMENTAL GAIN-LOSS, AND GEOCHRONOLOGY OF IGNEOUS ROCKS ALONG THE GETCHELL TREND, NORTHERN NEVADA

Robin K. Ten Brink, Mackay School of Mines, University of Nevada, Reno, Reno, NV

40113 (Technical Sessions)

8:30 AM

CRYSTAL-MUSH COMPACTION AND DIFFERENTIATION IN THE COHASSETT FLOOD-BASALT FLOW, HANFORD, WASHINGTON

Anthony R. Philpotts, Univ of Connecticut, Storrs, CT and Stephen P. Reidel, Pacific Northwest National Lab and Battelle Memorial Institute, Richland, WA and Doreen E. Philpotts, N/A, N/A

44565 (Technical Sessions)

8:45 AM

DIKE ASSEMBLY OF THE TUOLUMNE INTRUSIVE SUITE, YOSEMITE NATIONAL PARK, CALIFORNIA

Allen F. Glazner, Univ of North Carolina at Chapel Hill, Chapel Hill, NC and Ryan Z. Taylor, Univ of North Carolina at Chapel Hill, Chapel Hill, NC and John M. Bartley, Univ of Utah, Salt Lake City, UT and Walter M. Gray, Univ of North Carolina at Chapel Hill, Chapel Hill, NC

40877 (Technical Sessions)

9:00 AM

U-PB GEOCHRONOLOGIC EVIDENCE FOR INCREMENTAL FILLING OF THE TUOLUMNE INTRUSIVE SUITE MAGMA CHAMBER

Drew S. Coleman, Univ of North Carolina at Chapel Hill, Chapel Hill, NC and Walter Gray, Univ of North Carolina at Chapel Hill, Chapel Hill, NC and Allen F. Glazner, Univ of North Carolina, Chapel Hill, NC

41918 (Technical Sessions)

9:15 AM

DYNAMOTHERMAL METAMORPHIC AUREOLES, ANATEXIS, AND THE FOUNDERING OF ULTRAMAFIC-MAFIC PLUTONS

Arthur W. Snoke, Univ of Wyoming, Laramie, WY and Calvin G. Barnes, Texas Tech Univ, Lubbock, TX

41997 (Technical Sessions)

9:30 AM

TRACING THE TRANSITION FROM HORNBLENDE- TO TITANITE-DOMINATED FRACTIONATION OF RARE-EARTH ELEMENTS DURING CRYSTALLIZATION OF A GRANITIC PLUTON

William H. Hirt, College of the Siskiyous, Weed, CA

39592 (Technical Sessions)

10:00 AM

MINERAL ZONING IN THE BELL ISLAND PLUTON, SE ALASKA, WITH IMPLICATIONS FOR THE BEHAVIOR OF REE IN IGNEOUS ROCKS

James S. Beard, Virginia Museum of Nat History, Martinsville, VA and A.K. Sinha, Virginia Tech, Blacksburg, VA and M.L. Crawford, Bryn Mawr College, Bryn Mawr, PA

44185 (Technical Sessions)

10:15 AM

GROWTH AND EVOLUTION OF THE ACCRETED TALKEETNA ARC, SOUTH-CENTRAL ALASKA: SOLUTIONS TO THE "ARC PARADOX"

Matthew Rioux, Univ of California, Santa Barbara, CA and James Mattinson, Univ of California, Santa Barbara, CA and Bradley Hacker, Univ of California, Santa Barbara, CA and Marty Grove, UCLA, Los Angeles, CA

39326 (Technical Sessions)

10:30 AM

PETROLOGY OF THE BEAR MOUNTAIN INTRUSIVE COMPLEX, KLAMATH MOUNTAINS, CALIFORNIA: EXPLORING THE ROOTS OF AN OCEANIC-ARC PLUTONIC SUITE

Calvin G. Barnes, Texas Tech Univ, Lubbock, TX and Arthur W. Snoke, Univ of Wyoming, Laramie, WY and Carol D. Frost, University of Wyoming, Laramie, WY and Jon C. Bushey, Univ of Wyoming, Laramie, WY

40964 (Technical Sessions)

10:45 AM

ND AND SR ISOTOPIC DATA FROM AN ARC-ROOT PLUTONIC SUITE AND HOST ROCKS: BEAR MOUNTAIN INTRUSIVE COMPLEX, KLAMATH MOUNTAINS, CALIFORNIA

Carol D. Frost, University of Wyoming, Laramie, WY and Calvin G. Barnes, Texas Tech Univ, Lubbock, TX and Arthur W. Snoke, Univ of Wyoming, Laramie, WY and H.R. Karlsson, Texas Tech Univ, Lubbock, TX

38201 (Technical Sessions)

11:00 AM

SR, ND, AND PB ISOTOPE CONSTRAINTS ON THE PETROGENESIS OF MT. ADAMS, A CASCADE ARC VOLCANO

Garret L. Hart, Univ of Wisconsin, Madison, WI and Clark M. Johnson, Univ of Wisconsin, Madison, WI and Wes Hildreth, U.S. Geol Survey, Menlo Park, CA

44648 (Technical Sessions)

11:15 AM

EVIDENCE FROM ZIRCON FOR HIGH-d18O CONTAMINATION OF MAGMAS IN THE DEEP SIERRA NEVADA BATHOLITH, CALIFORNIA

Jade Star Lackey, Univ of Wisconsin, Madison, WI and John W. Valley, Univ of Wisconsin, Madison, WI and Jason Saleeby, California Institute Technology, Pasadena, CA

37900 (Technical Sessions)

11:30 AM

OXYGEN ISOTOPE RECORD OF MAGMATIC EVOLUTION: THE GARNET-BEARING DINKEY DOME PLUTON, SIERRA NEVADA

Hans J. Hinke, Univ of Wisconsin, Madison, WI and Jade Star Lackey, Univ of Wisconsin, Madison, WI and John W. Valley, Univ of Wisconsin, Madison, WI

36253 (Technical Sessions)

11:45 AM

CRITICAL EVALUATION OF CALCULATED VAPOR-LIQUID EQUILIBRIA FOR CO2-H2O FLUIDS AT 300 AND 350°C*

James G. Blencoe, Oak Ridge National Laboratory, Oak Ridge, TN

41869 (Technical Sessions)

121 Petrology, Igneous and Experimental

Presentations