International Association for Gondwana Research Conference Series 9 Confe rence Series 9 7th International Symposium on Gondwana to Asia: Evolution of Asian Continent and its Continental Margins Abstract Volume Editors M. Santosh1, Guowei Zhang 2, 3 and Sanzhong Li2 1 Faculty of Science, Kochi University, Akebono-cho 2-5-1, Kochi 780-8520, Japan 2 College of Marine Geosciences, Ocean University of China, Qingdao 266100, China 3 Department of Geology, Northwest University, Xi’an710069, China 洋 海 大 国 学 中 O A C N E I A H N C U F N O IVE IT Y RS Organised by Ocean University of China, Ministry of Education, P.R. China National Natural Science Foundation of China The First Institute of Oceanography, State Oceanic Administration, P.R. China Qingdao Institute of Marine Geology, Ministry of National Land and Resources, P.R. China Northwest University, Ministry of Education, P.R. China Key Lab of Submarine Geosciences and Exploration Techniques, MOE, P.R. China 25-29 September 2010，Qingdao International Association for Gondwana Research Conference Series 9 th 7 International Symposium on Gondwana to Asia: Evolution of Asian Continent and its Continental Margins Abstract Volume Editors M. Santosh, Guowei Zhang and Sanzhong Li Published by the International Association for Gondwana Research Headquarters: Division of Interdisciplinary Science, Kochi University, Akebono-cho 2-5-1, Kochi 780-8520, Japan Pages: 143 © 2010, International Association for Gondwana Research Typesetting, layout and cover design: Liping Liu and Sanzhong Li, China 2 IAGR Conference Series 10 4 5 Contents The Construction and Destruction of Continents and Supercontinents M. Santosh ................................................................................................................................................................ 1 High Geothermal Gradient and Low Uplifting Rate of Granulites From North China Craton: Their Implication for Early Precambrian Tectonics Mingguo Zhai ........................................................................................................................................................... 2 The >540 Ma Pacific Superplume-Related Oceanic Magmatism: Evidence from Accretionary Complexes of Central and East Asia Safonova I.Yu ............................................................................................................................................................ 3 Thinning of Sub-Continental Lithospheric Mantle under Eastern China: the Role of Water and Multiple Subduction Brian Windley, Shigenori Maruyama, Wenjiao Xiao .............................................................................................. 5 Formation and Evolution of the Dabie-Sulu Orogenic Belt Yong-Fei Zheng, Ren-Xu Chen, Zi-Fu Zhao ........................................................................................................... 6 Late Oligo-Miocene Crustal Level Shearing along the Ailao Shan Red-River Shear Zone: Constraints from Structural Analysis, and Sr-Nd and Lu-Hf Geochemistry of Leucocratic Intrusions along the Shear Zone Junlai Liu, Yuan Tang, QuangLuat Ngyuen, Shuyun Cao, Zhijie Song, MyDung Tran, Yue Chen, Mo Ji, Zhaochong Zhang and Zhidan Zhao ........................................................................................................................ 7 Emeishan Large Igneous Province (SW China) and the Mantle Plume Up-Doming Hypothesis Jason R. Ali, J. Godfrey Fitton and Claude Herzberg ............................................................................................ 8 Triassic Tectonics in the South-Western Margin of the South China Block and the Welding of the South China -Indochina Blocks Michel Faure, Claude Lepvrier, Wei Lin, N’guyen Van Vuong, Vu Van Tich, Yang Chu ...................................... 9 A Century Old Stratigraphic Controvery in Gondwana Basins of Peninsular India: An Attempt to Resolve it Prodip K. Dutta, S. K. Acharyya, Tapan Chakraborty, Neerja Jha, Ranjit Khangar, Lalit Khasdeo, K. G. Misra and B. V. Ramana Murty ............................................................... 11 Palaeomagnetic Evidence for Cross-Continental Megashearing in Australia during the Late Neoproterozoic Assemblyof Gondwanaland: No Need for Pre-750 Ma Rodinia Breakup Zheng-Xiang Li and David A.D. Evans.................................................................................................................. 12 Application of the Modern Ophiolite Concept in China with Special Reference to Precambrian Ophiolites and Dongwanzi Timothy M. Kusky, Yildirim Dilek, Lu Wang, Songbai Peng and X.Y. Huang ...................................................... 14 Processes of Continental Decrease in A Subduction Zone and its Implications for the Mantle Dynamics Shinji Yamamoto, Shuji Rino, Kenji Kawai, Hiroaki Senhu and Shigenori Maruyama ....................................... 15 Petrology and Geochronology of Khondalite Rocks in Western Collisional Belt of the North China Craton, China Xu-Ping Li，G uochun Zhao, Jinghui Guo, Fang Wang ........................................................................................ 16 Application of the Zr-In-Rutile Thermometry to the Ultrahigh Temperature Granulites of the Khondalite Belt, North China Craton S.J. Jiao, Jinghui Guo, Qian Mao .......................................................................................................................... 17 Metasedimentary Rocks of Angara-Kan Block (Yenisey Ridge) as Indicators of Paleoproterozoic Passive Margin of the Siberian Craton Lena Urmantseva ................................................................................................................................................... 18 Growth of Archean Lower Continental Crust: An Arc Accretion Model B.F.Windley, A. A. Garde and K. Sajee ................................................................................................................. 20 Late Paleoproterozoic Evolution of the Central-Northern Margin of the North China Craton: Evidence from Magmatism P. Peng, J. Guo, X. Li, F. Liu, and M. Zhai ........................................................................................................... 24 Tectonic Formation and Palaeozoic Evolution of the Gorny-Altai – Altai-Mongolia Suture Zones, Revealed by Zircon LA-ICP-MS U/Pb Geochronology Glorie, S., De Grave, J., Zhimulev, F., Buslov, M.M., Izmer, A., Vandoorne, W., Ryabinin, A., Elburg, M.A., Van den haute, P. ........................................................................................................................................................... 25 i 5 Petrology and SHRIMP U-Pb Zircon Chronology of Ultrahigh-Temperature Granulite from South Altay Orogenic Belt, Northwestern China Zilong LI, Yinqi LI, Hanlin CHEN, M Santosh, Wenjiao XIAO and Huihui WANG ............................................. 27 Geochemistry and SHRIMP Zircon Geochronology of the Neoproterozoic Suprasubduction Zone Ophiolite at Hongseong, South Korea: Implications for the Amalgamation of East Asia during the Neoproterozoic Gondwana Nari Park, Sanghoon Kwon, Sung Won Kim, M. Santosh ..................................................................................... 28 Mid-Mesoproterozoic Magmatism in the Northern North China Craton: Implications for the Columbia Supercontinent Shuan-Hong Zhang, Yue Zhao, Zhen-Yu Yang ...................................................................................................... 30 Age Constraints within the Korean Collision Belt, Hongseong, South Korea: Implications for Neoproterozoic to Mesozoic Tectonic Links between the Korean Peninsula and the Central-Eastern China Sung Won Kim, Sanghoon Kwon, Hee Jae Koh, Weon-Seo Kee ........................................................................... 32 Structural Cross-sections and Transpressional Tectonics from Gondwana- Cauvery Suture Zone, Southern India T.R.K. Chetty ........................................................................................................................................................... 34 Chromian-Spinel Compositions of the Serpentinized Ultramafic Rocks from the Bo Xinh Massif in Song Ma Suture Zone, North Vietnam – Implications on the Magma Genesis and its Tectonic Significance Ngo Xuan Thanh, Mai Trong Tu, Sanghoon Kwon ................................................................................................ 36 Sedimentary Records of Mesoproterozoic Transition from Rifting to Drifting of the Northern North China Craton Qing-Ren Meng ....................................................................................................................................................... 38 Platinum-Group Element Geochemistry of Basalts from the Tarim Large Igneous Province in NW China: Implicationfor a Mixing Process during Magma Chamber Replenishment Yinqi Li, Zilong Li, Yali Sun, Hanlin Chen, Shufeng Yang, Xing Yu ..................................................................... 39 Tectonic Evolution of the Qinling-Tongbai Orogenic Belt Yuan-Bao Wu and Yong-Fei Zheng ........................................................................................................................ 41 Structural Geometry of an Exhumed UHP Terrane in Yangkou Bay, the Eastern Sulu Orogen, China: Implications for Continental Collisional Processes Lu Wang, Timothy M. Kusky, Sanzhong Li, Liang Guo, Shibao Xiang ................................................................. 43 Structural Pattern and Evolution of Qikou Sag in Bohai