Geological Society of America

8:00 AM

SUBDUCTION-ZONE GEODYNAMICS OF CARBON CYCLING: EVIDENCE FROM STUDY OF HP/UHP METAMORPHIC SUITES

Gray Bebout, Lehigh University, Bethlehem, PA

243142 (Technical Sessions)

8:20 AM

CHEMICAL AND BORON ISOTOPIC COMPOSITIONS OF TOURMALINES FROM THE HOUXIANYU BORATE DEPOSIT IN THE LIAOJI PALEOPROTEROZOIC FOLDBELT (NE CHINA): IMPLICATIONS FOR CYCLING OF BORON IN SUBDUCTION ZONE AND ORIGIN OF BORATE DEPOSIT

Bin Chen, Peking University, Beijing, N/A and Xuelong Yan, Peking University, Beijing, N/A

245129 (Technical Sessions)

8:35 AM

EXTREME LITHIUM ISOTOPIC FRACTIONATION BETWEEN QUARTZ AND GARNET IN LEUCOGRANITES: IMPLICATIONS FOR LI SYSTEM DURING SUBDUCTION AND CRUSTAL MAGMA PROCESSES

Yilin Xiao, School of Earth and Space Sciences, University of Science and Technology of China, Hefei, N/A and Yongjun Gao, University of Houston, Houston, TX and Fangzhen Teng, University of Washington, Seattle, WA and He Sun, University of Science and Technology of China, Hefei, N/A and Thomas J. Lapen, University of Houston, Houston, TX and Rasmus Andreasen, University of Houston, Houston, TX and John Casey, University of Houston, Houston, TX and Hai-Ou Gu, School of Earth and Space Sciences, University of Science and Technology of China, Hefei, N/A

245134 (Technical Sessions)

8:50 AM

EXTREME OXYGEN ISOTOPE ZONING IN METASEDIMENTARY GARNET FROM CATALINA ISLAND, CALIFORNIA REVEALS PROGRESSIVE METASOMATISM DURING SUBDUCTION

E.D. Cameron, Oberlin College, Oberlin, OH and F. Zeb Page, Oberlin College, Oberlin, OH and J.W. Dobbins, New Mexico Tech, Socorro, NM and Kouki Kitajima, University of Wisconsin–Madison, Madison, WI and J.W. Valley, University of Wisconsin-Madison, Madison, WI

243942 (Technical Sessions)

9:05 AM

EXPERIMENTAL STUDY OF TRACE ELEMENTS TRANSPORT DURING DEHYDRATION IN THE OCEANIC CRUST ALONG DIFFERENT SUBDUCTION PATHS

Renbiao Tao, Peking University, Beijing, N/A and Lifei Zhang, Peking University, Beijing, N/A

241728 (Technical Sessions)

9:20 AM

HFSE-RICH CLINOPYROXENE INCLUSION AND ITS IMPLICATION FOR THE GENESIS OF DIAMONDIFEROUS ZIRCON IN LULIANGSHAN UHP GARNET PERIDOTITES: A PARGASITE BREAKDOWN MODEL

Fenglin Liu, School of Earth and Space Sciences, Peking University, Beijing, N/A and Wei Tian, School of Earth and Space Sciences, Peking University, Beijing, N/A and Shuguang Song, School of Earth and Space Sciences, Peking University, Beijing, N/A

247830 (Technical Sessions)

9:35 AM

MAXIMUM EXTENSION ALONG B0 OF K-WHITE MICAS WITH INCREASING PRESSURE TO HP/UHP – RETRIEVE BY MODEL CALCULATION

Hejing Wang, Peking University, Beijing, N/A and Ling Wang, Peking University, Beijing, N/A and Zhao Zhou, Peking University, Beijing, N/A and Lei Yuan, Peking University, Beijing, N/A

240712 (Technical Sessions)

10:10 AM

FORMATION AND EVOLUTION OF A PROTEROZOIC MAGMATIC ARC – ONGOLE DOMAIN OF THE EASTERN GHATS BELT, INDIA

Tapabrato Sarkar, University of Kiel, Kiel, N/A and Volker Schenk, University of Kiel, Kiel, N/A and Peter Appel, University of Kiel, Kiel, N/A and Jasper Berndt, Universität Münster, Münster, N/A and Pulak Sengupta, Jadavpur, University, Kolkata, N/A

244671 (Technical Sessions)

10:25 AM

IGNEOUS PETROLOGY OF THE METAMORPHIC SOLE AT BELMINA RIDGE, THETFORD MINES OPHIOLITE COMPLEX (TMOC), QUEBEC, CANADA

Jean-Daniel Fortin, Université Laval, Québec, QC and Réjean Hébert, Université Laval, Québec, QC and Carl Guilmette, Universite Laval, Quebec, QC and Jaroslav Dostal, St. Mary's University, Halifax, NS

248224 (Technical Sessions)

10:40 AM

BLUESCHIST METAMORPHISM AND ITS TECTONIC IMPLICATION OF LATE PALEOZOIC–EARLY MESOZOIC METABASITES IN THE MÉLANGE ZONES, CENTRAL INNER MONGOLIA, CHINA

Jinrui Zhang, Peking University, Beijing, N/A and Chunjing Wei, Peking University, Beijing, N/A and Hang Chu, Tianjin Institute of Geology and Mineral Resources, Tianjin, N/A

242124 (Technical Sessions)

10:55 AM

REINTERPRETING HIGH-PRESSURE TECTONIC BLOCKS IN THE YULI BELT OF TAIWAN

Chin-Ho Tsai, National Dong Hwa University, Hualien, N/A and William Mark Keyser, National Dong Hwa University, Hualien, N/A and Ching-Hung Lan, National Dong Hwa University, Hualien, N/A

245888 (Technical Sessions)

T201 Subduction Zone HP-UHP Metamorphism and Its Relation to the Coeval Magmatism II

Presentations