Volume 127 Issue 9-10 | GSA Bulletin

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Active mountain building along the eastern Colombian Subandes: A folding history from deformed terraces across the Tame anticline, Llanos Basin

Gabriel Veloza; Michael Taylor; Andrés Mora; John Gosse

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GSA Bulletin September 01, 2015, Vol.127, 1155-1173. doi:10.1130/B31168.1

Depositional history, tectonics, and provenance of the Cambrian-Ordovician boundary interval in the western margin of the North China block

Paul M. Myrow; Jitao Chen; Zachary Snyder; Stephen Leslie; David A. Fike; C. Mark Fanning; Jinliang Yuan; Peng Tang

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GSA Bulletin September 01, 2015, Vol.127, 1174-1193. doi:10.1130/B31228.1

Wind-driven bottom currents and related sedimentary bodies in Lake Saint-Jean (Québec, Canada)

A. Nutz; M. Schuster; J.-F. Ghienne; C. Roquin; M.B. Hay; F. Rétif; R. Certain; N. Robin; O. Raynal; P.A. Cousineau; SIROCCO Team; F. Bouchette

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GSA Bulletin September 01, 2015, Vol.127, 1194-1208. doi:10.1130/B31145.1

Petrogenesis of Malaysian granitoids in the Southeast Asian tin belt: Part 1. Geochemical and Sr-Nd isotopic characteristics

Samuel Wai-Pan Ng; Sun-Lin Chung; Laurence J. Robb; Michael P. Searle; Azman A. Ghani; Martin J. Whitehouse; Grahame J.H. Oliver; Masatoshi Sone; Nicholas J. Gardiner; Muhammad H. Roselee

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GSA Bulletin September 01, 2015, Vol.127, 1209-1237. doi:10.1130/B31213.1

Petrogenesis of Malaysian granitoids in the Southeast Asian tin belt: Part 2. U-Pb zircon geochronology and tectonic model

Samuel Wai-Pan Ng; Martin J. Whitehouse; Michael P. Searle; Laurence J. Robb; Azman A. Ghani; Sun-Lin Chung; Grahame J.H. Oliver; Masatoshi Sone; Nicholas J. Gardiner; Muhammad H. Roselee

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GSA Bulletin September 01, 2015, Vol.127, 1238-1258. doi:10.1130/B31214.1

Stratigraphic correlations using trace elements in apatite from Late Ordovician (Sandbian-Katian) K-bentonites of eastern North America

Bryan K. Sell; Scott D. Samson; Charles E. Mitchell; Patrick I. McLaughlin; Alan E. Koenig; Stephen A. Leslie

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GSA Bulletin September 01, 2015, Vol.127, 1259-1274. doi:10.1130/B31194.1

Strontium isotope (⁸⁷Sr/⁸⁶Sr) stratigraphy of Ordovician bulk carbonate: Implications for preservation of primary seawater values

Cole T. Edwards; Matthew R. Saltzman; Stephen A. Leslie; Stig M. Bergström; Alexa R.C. Sedlacek; Amanda Howard; Jeffrey A. Bauer; Walter C. Sweet; Seth A. Young

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GSA Bulletin September 01, 2015, Vol.127, 1275-1289. doi:10.1130/B31149.1

Anatexis of ultrahigh-pressure eclogite during exhumation in the North Qaidam ultrahigh-pressure terrane: Constraints from petrology, zircon U-Pb dating, and geochemistry

Yu Shengyao; Zhang Jianxin; Sun Deyou; Li Yunshuai; Gong Jianghua

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GSA Bulletin September 01, 2015, Vol.127, 1290-1312. doi:10.1130/B31162.1

Late Paleozoic Woniusi basaltic province from Sibumasu terrane: Implications for the breakup of eastern Gondwana’s northern margin

Shi-Yong Liao; Dong-Bing Wang; Yuan Tang; Fu-Guang Yin; Shu-Nan Cao; Li-Quan Wang; Bao-Di Wang; Zhi-Ming Sun

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GSA Bulletin September 01, 2015, Vol.127, 1313-1330. doi:10.1130/B31210.1

Progressive environmental deterioration in northwestern Pangea leading to the latest Permian extinction

Stephen E. Grasby; Benoit Beauchamp; David P.G. Bond; Paul Wignall; Cristina Talavera; Jennifer M. Galloway; Karsten Piepjohn; Lutz Reinhardt; Dierk Blomeier

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GSA Bulletin September 01, 2015, Vol.127, 1331-1347. doi:10.1130/B31197.1

Paleoliquefaction in Christchurch, New Zealand

Sarah H. Bastin; Mark C. Quigley; Kari Bassett

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GSA Bulletin September 01, 2015, Vol.127, 1348-1365. doi:10.1130/B31174.1

Evidence for protracted High Arctic large igneous province magmatism in the central Sverdrup Basin from stratigraphy, geochronology, and paleodepths of saucer-shaped sills

Carol A. Evenchick; William J. Davis; Jean H. Bédard; Nathan Hayward; Richard M. Friedman

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GSA Bulletin September 01, 2015, Vol.127, 1366-1390. doi:10.1130/B31190.1

An imbricate midcrustal suture zone: The Mojave-Yavapai Province boundary in Grand Canyon, Arizona

Mark E. Holland; K.E. Karlstrom; M.F. Doe; G.E. Gehrels; M. Pecha; O.P. Shufeldt; G. Begg; W.L. Griffin; Elena Belousova

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GSA Bulletin September 01, 2015, Vol.127, 1391-1410. doi:10.1130/B31232.1

An abrupt extinction in the Middle Permian (Capitanian) of the Boreal Realm (Spitsbergen) and its link to anoxia and acidification

David P.G. Bond; Paul B. Wignall; Michael M. Joachimski; Yadong Sun; Ivan Savov; Stephen E. Grasby; Benoit Beauchamp; Dierk P.G. Blomeier

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GSA Bulletin September 01, 2015, Vol.127, 1411-1421. doi:10.1130/B31216.1

Geochronological and Hf isotopic variability of detrital zircons in Paleozoic strata across the accretionary collision zone between the North China craton and Mongolian arcs and tectonic implications

Paul R. Eizenhöfer; Guochun Zhao; Min Sun; Jian Zhang; Yigui Han; Wenzhu Hou

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GSA Bulletin September 01, 2015, Vol.127, 1422-1436. doi:10.1130/B31175.1

Siberian Traps volcaniclastic rocks and the role of magma-water interactions

Benjamin A. Black; Benjamin P. Weiss; Linda T. Elkins-Tanton; Roman V. Veselovskiy; Anton Latyshev

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GSA Bulletin September 01, 2015, Vol.127, 1437-1452. doi:10.1130/B31108.1

Diagenesis of phosphatic hardgrounds in the Monterey Formation: A perspective from bulk and clumped isotope geochemistry

Harold J. Bradbury; Veerle Vandeginste; Cédric M. John

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GSA Bulletin September 01, 2015, Vol.127, 1453-1463. doi:10.1130/B31160.1

Paleozoic evolution of western Marie Byrd Land, Antarctica

Chris Yakymchuk; Caitlin R. Brown; Michael Brown; Christine S. Siddoway; C. Mark Fanning; Fawna J. Korhonen

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GSA Bulletin September 01, 2015, Vol.127, 1464-1484. doi:10.1130/B31136.1

Stratigraphy, structure, and volcano-tectonic evolution of Solfatara maar-diatreme (Campi Flegrei, Italy)

Roberto Isaia; Stefano Vitale; Maria Giulia Di Giuseppe; Enrico Iannuzzi; Francesco D’Assisi Tramparulo; Antonio Troiano

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GSA Bulletin September 01, 2015, Vol.127, 1485-1504. doi:10.1130/B31183.1

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Table of Contents

All Issues

Active mountain building along the eastern Colombian Subandes: A folding history from deformed terraces across the Tame anticline, Llanos Basin

Depositional history, tectonics, and provenance of the Cambrian-Ordovician boundary interval in the western margin of the North China block

Wind-driven bottom currents and related sedimentary bodies in Lake Saint-Jean (Québec, Canada)

Petrogenesis of Malaysian granitoids in the Southeast Asian tin belt: Part 1. Geochemical and Sr-Nd isotopic characteristics

Petrogenesis of Malaysian granitoids in the Southeast Asian tin belt: Part 2. U-Pb zircon geochronology and tectonic model

Stratigraphic correlations using trace elements in apatite from Late Ordovician (Sandbian-Katian) K-bentonites of eastern North America

Strontium isotope (⁸⁷Sr/⁸⁶Sr) stratigraphy of Ordovician bulk carbonate: Implications for preservation of primary seawater values

Anatexis of ultrahigh-pressure eclogite during exhumation in the North Qaidam ultrahigh-pressure terrane: Constraints from petrology, zircon U-Pb dating, and geochemistry

Late Paleozoic Woniusi basaltic province from Sibumasu terrane: Implications for the breakup of eastern Gondwana’s northern margin

Progressive environmental deterioration in northwestern Pangea leading to the latest Permian extinction

Paleoliquefaction in Christchurch, New Zealand

Evidence for protracted High Arctic large igneous province magmatism in the central Sverdrup Basin from stratigraphy, geochronology, and paleodepths of saucer-shaped sills

An imbricate midcrustal suture zone: The Mojave-Yavapai Province boundary in Grand Canyon, Arizona

An abrupt extinction in the Middle Permian (Capitanian) of the Boreal Realm (Spitsbergen) and its link to anoxia and acidification

Geochronological and Hf isotopic variability of detrital zircons in Paleozoic strata across the accretionary collision zone between the North China craton and Mongolian arcs and tectonic implications

Siberian Traps volcaniclastic rocks and the role of magma-water interactions

Diagenesis of phosphatic hardgrounds in the Monterey Formation: A perspective from bulk and clumped isotope geochemistry

Paleozoic evolution of western Marie Byrd Land, Antarctica

Stratigraphy, structure, and volcano-tectonic evolution of Solfatara maar-diatreme (Campi Flegrei, Italy)

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