2004 Denver Annual Meeting (November 7–10, 2004)
Session No. 57 Sunday, November 7, 2004
1:30 PM-5:30 PM, Colorado Convention Center: Exhibit Hall

T75. A Xenolith Perspective on the Physical and Chemical Evolution of Continental Lithosphere (Posters)

 Paper #Booth #
57-1105THE SEARCH FOR THE SOURCE OF THE ANOMALOUSLY HIGH UPPER MANTLE SEISMIC VELOCITIES OF THE SIBERIAN CRATON: EVIDENCE FROM XENOLITHS: KOBUSSEN, Alan F., Department of Geology & Geophysics, Univ of Wisconsin - Madison, 1215 W. Dayton St, Madison, WI 53706, kobussen@geology.wisc.edu, CHRISTENSEN, Nikolas, Dept. Geology and Geophysics, Univ of Wisconsin, University of Wisconsin, Madison, WI 53706-1692, and THYBO, Hans, Geological institut, Copenhagen Univ, Denmark
57-2106THE DYNAMICS OF ARCHEAN LITHOSPHERE IN NORTHERN TANZANIA: TIMPA, Sean A., Geology, Univ of Maryland, College Park, MD 20742, timpa@geol.umd.edu and RUDNICK, Roberta L., Geochemistry Laboratory, Dept. Geology, Univ of Maryland, College Park, MD 20742
57-3107PARTIAL TRANSFORMATION OF GARNET LHERZOLITE TO SPINEL WEBSTERITE IN XENOLITHS FROM THE RIO PUERCO VOLCANIC FIELD, NEW MEXICO: A RECORD OF INCIPIENT LITHOSPHERIC EXTENSION: PORRECA, C., SELVERSTONE, J., and BREARLEY, A., Earth and Planetary Sciences, Univ of New Mexico, Albuquerque, NM 87131, porrecac@unm.edu
57-4108OXYGEN ISOTOPIC COMPOSITIONS OF ULTRAMAFIC XENOLITHS FROM THE RIO PUERCO VOLCANIC NECKS, NM, AND IMPLICATIONS FOR THE SOURCE OF METASOMATIC FLUIDS IN THE LITHOSPHERIC MANTLE: PERKINS, G., SHARP, Zachary D., and SELVERSTONE, J., Earth and Planetary Sciences, Univ of New Mexico, Albuquerque, NM 87131, gperkins@unm.edu
57-5109CHARACTERIZATION OF MAGNETIC PROPERTIES AND MAGNETIC MINERALOGY OF MANTLE XENOLITHS FROM THE RIO PUERCO VOLCANIC FIELD, NEW MEXICO: CALLAHAN, Caitlin N., Dept. Earth & Planetary Sciences, Univ of New Mexico, Northrop Hall, Room 141, MSC 03 2040, Albuquerque, NM 87131-0001, ccallaha@unm.edu, GEISSMAN, John W., Department of Earth and Planetary Sciences, Univ of New Mexico, Northrop Hall, Albuquerque, NM 87131, BREARLEY, Adrian, Earth & Planetary Sciences, Univ of New Mexico, 200 Yale Blvd. NE, Northrop Hall, Albuquerque, NM 87131, and SELVERSTONE, Jane, Earth and Planetary Sciences, Univ of New Mexico, Albuquerque, NM 87131
57-6110PARTIAL MELTING DURING ASCENT OF GRANITIC XENOLITHS FROM THE PUERCO NECKS, NEW MEXICO: IMPLICATIONS FOR IN SITU MELTING PROCESSES AND FOR CONTAMINATION OF HOST BASALTS: JUNG, Erik, SELVERSTONE, Jane, and BREARLEY, A.J., Earth & Planetary Sciences, Univ. of New Mexico, Albuquerque, NM 87131-0001, junger@unm.edu
57-7111THERMOBAROMETRY OF SAPPHIRINE-BEARING METAPELITES AND MANTLE PERIDOTITES FROM KILBOURNE HOLE, SOUTHERN RIO GRANDE RIFT (RGR): HAMBLOCK, Julie M., ANDRONICOS, Christopher L., ANTHONY, Elizabeth Y., REN, Minghua, and VELASCO, Aaron A., Department of Geological Sciences, Univ of Texas at El Paso, 500 W. University Ave, El Paso, TX 79968, hamblock@geo.utep.edu
57-8112U-PB ZIRCON AGES OF SURFACE AND SUBSURFACE SAMPLES FROM TEXAS AND SOUTHERN NEW MEXICO: IMPLICATIONS FOR GRENVILLE-AGE AND TERTIARY MAGMATISM: LI, Yujia1, BARNES, Melanie A.2, CHATTOPADHYAY, Indrani1, BARNES, Calvin G.3, and FROST, Carol D.4, (1) Geosciences, Texas Tech Univ, Lubbock, TX 79409-1053, yujia.li@ttu.edu, (2) Department of Geosciences, Texas Tech Univ, Box 41053, Lubbock, TX 79409-1053, (3) Geosciences, Texas Tech, Lubbock, TX 79409-1053, (4) Department of Geology and Geophysics, Univ of Wyoming, Dept 3006, 1000 University Ave, Laramie, WY 82071
57-9Paper Withdrawn

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