Table Of Content

CONTENTS OF VOLUME 116 NUMBER 1 Mesozoic Extensional Tectonics in Eastern Asia: The South Liaodong Peninsula Metamorphic Core Complex Articles (NE China) Wei Lin, Michel Faure, Patrick Monié, Urs Scharer, and Domi- Methane Release from Igneous Intrusion of Coal during nique Panis Late Permian Extinction Events Gregory J. Retallack and A. Hope Jahren Initial Formation and Mesozoic Tectonic Exhumation of an Intracontinental Tectonic Belt of the Northern Part of the Taihang Mountain Belt, Eastern Asia From Closure of the Mozambique Ocean to Gondwana Breakup: New Evidence from Geochronological Data of Yu Wang and Huimin Li the Vohibory Terrane, Southwest Madagascar Geological Notes B. Emmel, N. Jons, A. Kroner, J. Jacobs, J.-A. Wartho, V. Schenk, T. Razakamanana, and A. Austegard Wind Scour of Navajo Sandstone at the Wave (Central Timing and Duration of the Calc-Alkaline Arc of the Colorado Plateau, U.S.A.) Pampean Orogeny: Implications for the Late Neopro- David B. Loope, Winston M. Seiler, Joseph A. Mason, and Mar- jorie A. Chan terozoic to Cambrian Evolution of Western Gondwana Joshua ]. Schwartz, L. Peter Gromet, and Roberto Mir6 Limestone Xenolith in Siddanpalli Kimberlite, Gadwal Terra Rossa Genesis, Implications for Karst, and Eolian Granite-Greenstone Terrain, Eastern Dharwar Craton, Dust: A Geodynamic Thread Southern India: Remnant of Proterozoic Platformal Cover Sequence of Bhima/Kurnool Age? Enrique Merino and Amlan Banerjee A. Dongre, N. V. Chalapathi Rao, and G. Kamde Sediment Sorting in the Deposits of Turbidity Currents Created by Experimental Modeling of Explosive Sub- Sequential Solvent Extraction for Forms of Antimony in Five Selected Coals aqueous Eruptions A. Cantelli, S. Johnson, J. D. L. White, and G. Parker Cuicui Qi, Guijian Liu, Yu Kang, Chen-Lin Chou, and Ruwei Wang Geological Note Discussion and Reply Paralava Produced by Combustion of Dead Gorse Near The Age of the Potassic Alkaline Igneous Rocks along Colac Bay, Southland, New Zealand the Ailao Shan—Red River Shear Zone: Implications D. S. Coombs, R. J. Beck, C. J. Adams, J. M. Bannister, L. A. for the Onset Age of Left-Lateral Shearing: A Discussion Paterson, and B. P. Roser Sun-Lin Chung, Michael P. Searle, and Meng-Wang Yeh Reviews The Age of the Potassic Alkaline Igneous Rocks along the Ailao Shan-Red River Shear Zone: Implications Erratum for the Onset Age of Left-Lateral Shearing: A Reply Hua-Ying Liang, Ian H. Campbell, Charlotte A. Allen, Wei- Dong Sun, Ying-Weng Xie, and Yuan-Qian Zhang NUMBER 2 Reviews Articles Geochronology of the 983-Ma Chilka Lake Anorthosite, NUMBER 3 Eastern Ghats Belt, India: Implications for Pre-Gond- wana Tectonics Articles Nilanjan Chatterjee, James L. Crowley, Amalbikash Mukher- jee, and Subhasish Das Revised Chronostratigraphy and Biostratigraphy of the John Day Formation (Turtle Cove and Kimberly Geochronology and Geochemistry of the Kuwei Mafic Members), Oregon, with Implications for Updated Cali- Intrusion, Southern Margin of the Altai Mountains, bration of the Arikareean North American Land Mam- Northern Xinjiang, Northwest China: Evidence for Dis- mal Age tant Effects of the Indo-Eurasia Collision L. Barry Albright III, Michael O. Woodburne, Theodore J. Zhaochong Zhang, Timothy Kusky, Jingwen Mao, Li Zhao, Fremd, Carl C. Swisher III, Bruce J. MacFadden, and Gary Shenghao Yan, Bailin Chen, Gang Zhou, and Fengmei Chai R. Scott CONTENTS OF VOLUME 116 The ~860-Ma, Cordilleran-Type Guandaoshan Dioritic 401 Evidence of Possible Enhanced Peat Burning by Deep- Pluton in the Yangtze Block, SW China: Implications Origin Methane in the Po River Delta Plain (Italy) for the Origin of Neoproterozoic Magmatism Stefano Cremonini, Giuseppe Etiope, Franco Italiano, and Wei-Hua Sun and Mei-Fu Zhou Giovanni Martinelli Evaluating Trace Elements as Paleoclimate Indicators: Geological Notes Multivariate Statistical Analysis of Late Mississippian Pennington Formation Paleosols, Kentucky, U.S.A. Crustal Evolution in the Southern Appalachian Orogen: Julia A. Kahmann, John Seaman III, and Steven G. Driese Evidence from Hf Isotopes in Detrital Zircons Paul A. Mueller, George D. Kamenov, Ann L. Heatherington, and Joshua Richards A Permian Layered Intrusive Complex in the Western Tarim Block, Northwestern China: Product of a Ca. 275-Ma Mantle Plume? A New Age Constraint on the Onset of the Neoproter- Chuan-Lin Zhang, Xian-Hua Li, Zheng-Xiang Li, Hai-Min Ye, ozoic Glaciations in the Yangtze Platform, South China and Chang-Nian Li Qi-Rui Zhang, Xian-Hua Li, Lian-Jun Feng, Jing Huang, and Biao Song Geological Structure of an Arsenic-Contaminated Aqui- fer at Sonargaon, Bangladesh Muneki Mitamura, Harue Masuda, Taka-cki Itai, Takaharu NUMBER 5 Minowa, Teruyuki Maruoka, Kazi Matin Ahmed, Ashraf Ali Seddique, Dipak Kumar Biswas, Shinji Nakaya, Kenji Uesugi, and Minoru Kusakabe Articles Geological Note Water and Sediment Discharge from Small Mountain- ous Rivers, Taiwan: The Roles of Lithology, Episodic Late Sinistral Shearing along Gondwana’s Paleo-Pacific Events, and Human Activities S. J. Kao, and J. D. Milliman Margin in the Ross Orogen, Antarctica: New Structure and Age Data from the O’Brien Peak Area Timothy Paulsen, John Encarnacion, Anne Grunow, Victor A. Dating the Oldest Greenstone in India: A 3.51-Ga Pre- Valencia, and Christine Rasoazanamparany cise U-Pb SHRIMP Zircon Age for Dacitic Lava of the Southern Iron Ore Group, Singhbhum Craton Review Joydip Mukhopadhyay, N. J. Beukes, R. A. Armstrong, Udo Zimmermann, Gautam Ghosh, and R. A. Medda Erratum Taphonomy and Sedimentology of Storm-Generated Continental Shell Beds: A Case Example from the Cretaceous Western Interior Basin NUMBER 4 Eric M. Roberts, Leif Tapanila, and Brandon Mijal Articles Evolution of Large Silicic Magma Systems: New U-Pb Zircon Data on the NW Permian Athesian Volcanic The Pulse of Calm Fan Deltas Group (Southern Alps, Italy) Wonsuck Kim and Douglas J. Jerolmack M. Marocchi, C. Morelli, V. Mair, U. Klétzli, and G. M. Bargossi Cretaceous-Tertiary Carbonate Platform Evolution and A Noncognate Relationship between Megacrysts and the Age of the India-Asia Collision along the Ladakh Host Basalts from the Tuoyun Basin, Chinese Tian Shan Himalaya (Northwest India) Bao-fu Han, Jian-bo Liu, and Lei Zhang Owen R. Green, Michael P. Searle, Richard I. Corfield, and Richard M. Corfield 39 Ar/*9Ar Ages from the Yozgat Batholith: Preliminary Data on the Timing of Late Cretaceous Extension in the On the Welding of Pyroclasts from Very Low-Viscosity Central Anatolian Crystalline Complex, Turkey Magmas: Examples from Kimberlite Volcanoes Veysel Isik, Ching-Hua Lo, Cemal Génciioglu, and Serhat R. J]. Brown, B. Buse, R. S. J. Sparks, and M. Field Demirel Geological Note Compositional and Geochemical Signatures for the Sedimentary Evolution of the Middle Triassic-Lower Jurassic Continental Redbeds from Western-Central Origin of Enigmatic Structures: Field and Geochemical Mediterranean Alpine Chains Investigation of Columnar Joints in Sandstones, Island Salvatore Critelli, Giovanni Mongelli, Francesco Perri, Agustin of Bute, Scotland Martin-Algarra, Manuel Martin-Martin, Vincenzo Perrone, Roc- Grant M. Young co Dominici, Maurizio Sonnino, and Mohamed Najib Zaghloul Discussion and Reply The Transformation of Nesquehonite to Hydromagne- site in the System CaO-MgO-H,O-CO): An Experimen- SHRIMP Ages of Zircon in the Uppermost Tuff in Chat- tal Spectroscopic Study tisgarh Basin in Central India Require ~500-Ma Adjust- Laurence Hopkinson, Ken Rutt, and Gordon Cressey Journal of Geology CONTENTS OF VOLUME 116 ment in Indian Proterozoic Stratigraphy: A Discussion tion into Magma? A. Mukherjee and R. K. Ray I. N. Bindeman, C. K. Brooks, A. R. McBirney, and H. P. Taylor SHRIMP Ages of Zircon in the Uppermost Tuff in Chat- Extrapolating Oceanic Age Distributions: Lessons from tisgarh Basin in Central India Require ~500-Ma Adjust- the Pacific Region ment in Indian Proterozoic Stratigraphy: A Reply David B. Rowley S. Patranabis-Deb, M. E. Bickford, B. Hill, A. K. Chaudhuri, and A. Basu Postcollisional Eastward Extrusion and Tectonic Exhu- mation along the Eastern Tianshan Orogen, Central Review Asia: Constraints from Dextral Strike-Slip Motion and 40 Ar/39A rG eochronological Evidence Yu Wang, Jinyi Li, and Guihua Sun NUMBER 6 Significance of Provenance Ages from the Chiapas Massif Complex (Southeastern Mexico): Redefining Articles the Paleozoic Basement of the Maya Block and Its Evo- lution in a Peri-Gondwanan Realm Volcanic Tephra Bed Formation and Condensation Bodo Weber, Victor A. Valencia, Peter Schaaf, Valerie Pompa- Processes: A Review and Examination from Devonian Mera, and Joaquin Ruiz Stratigraphic Sequences Charles A. Ver Straeten Extension and Exhumation of the Hellenic Forearc Ridge in Kythera Cool-Climate or Warm-Spike Lateritic Bauxites at High A. E. Marsellos and W. S. F. Kidd Latitudes? Gregory ]. Retallack Review The Low-é!8O Late-Stage Ferrodiorite Magmas in the Contents of Volume 116 Skaergaard Intrusion: Result of Liquid Immiscibility, Thermal Metamorphism, or Meteoric Water Incorpora-