Geology

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  Año 2006, Número 4

  • Surface erosion control on the evolution of the deep lithosphere

    Russell N. Pysklywec

    págs. 225-228

    

  • Cracks and fins in sulfate sand: Evidence for recent mineral-atmospheric water cycling in Meridiani Planum outcrops?

    Gregory V. Chavdarian, Dawn Y. Sumner

    págs. 229-232

    

  • Shelf and open-ocean calcareous phytoplankton assemblages across the Paleocene-Eocene Thermal Maximum: Implications for global productivity gradients

    Paul R. Bown, Timothy J. Bralower, James C. Zachos, Samantha J. Gibbs, Laurel M. Bybell

    págs. 233-236

    

  • Dating the mantle roots of young continental crust

    Hilary Downes, Nadine Wittig, Joel A. Baker

    págs. 237-240

    

  • Completeness of the fossil record: Estimating losses due to small body size

    Roger A. Cooper, Phillip A. Maxwell, Craig M. Jones, Alan G. Beu, Bruce A. Marshall, James S. Crampton

    págs. 241-244

    

  • 4.2 Ga zircon xenocryst in an Acasta gneiss from northwestern Canada: Evidence for early continental crust

    Tsuyoshi Komiya, Shigenori Maruyama, Takafumi Hirata, Brian F. Windley, Kenji Horie, Tsuyoshi Iizuka, Hiroshi Hidaka

    págs. 245-248

    

  • Tidal signatures in a shelf-margin delta

    R. William C. Arnott, Bruce S. Hart, Don I. Cummings

    págs. 249-252

    

  • A new window into Early Archean life: Microbial mats in Earth's oldest siliciclastic tidal deposits (3.2 Ga Moodies Group, South Africa)

    Kenneth A. Eriksson, Edward L. Simpson, Nora Noffke, Robert M. Hazen

    págs. 253-256

    

  • Crystal-plastic deformation of zircon: A defect in the assumption of chemical robustness

    Kevin Blake, Nicholas E. Timms, Peter D. Kinny, Patrick Trimby, Steven M. Reddy, Craig Buchan

    págs. 257-260

    

  • Dynamics of the Salton block: Absolute fault strength and crust-mantle coupling in Southern California

    Eugene Humphreys, Noah Fay

    págs. 261-264

    

  • Typical Triassic Gondwanan floral elements in the Upper Permian of the paleotropics

    Abdalla Abu Hamad, Klaus Bandel, Hans Kerp, Birgit Vörding

    págs. 265-268

    

  • Isotopic evidence for microbial activity during supergene oxidation of a high-sulfidation epithermal Au-Ag deposit

    Amelia Rainbow, Alan H. Clark, T. Kurtis Kyser

    págs. 269-272

    

  • Ocean-island basalt¿like source of kimberlite magmas from West Greenland revealed by high ³He/⁴He ratios

    Brian Upton, Yurika Tachibana, Ichiro Kaneoka, Amy Gaffney

    págs. 273-276

    

  • Constraints on Pennsylvanian glacioeustatic sea-level changes using oxygen isotopes of conodont apatite

    Michael M. Joachimski, Peter H. von Bitter, Werner Buggisch

    págs. 277-280

    

  • Modern-day tectonic subsidence in coastal Louisiana

    Roy K. Dokka

    págs. 281-284

    

  • The Huygens-Hellas giant dike system on Mars: Implications for Late Noachian-Early Hesperian volcanic resurfacing and climatic evolution

    G. Neukum, J. W. Head, J. Dickson, L. Wilson

    págs. 285-288

    

  • Segmentation of transform systems on the East Pacific Rise: Implications for earthquake processes at fast-slipping oceanic transform faults

    Patricia M. Gregg, Jian Lin, Deborah K. Smith

    págs. 289-292

    

  • Transition from seamount chain to intraplate volcanic ridge at the East Pacific Rise

    Hidenori Kumagai, Susumu Umino, Scott M. White

    págs. 293-296

    

  • Pelagic evolution and environmental recovery after the Cretaceous-Paleogene mass extinction

    Helen K. Coxall, James C. Zachos, Steven D'Hondt

    págs. 297-300

    

  • Margin architecture reveals the transition to the modern Antarctic ice sheet ca. 3 Ma

    Miquel Canals Artigas, Riccardo Geletti, Michele Rebesco, Angelo Camerlenghi

    págs. 301-304

    

  • Melt segregation structures in granitic plutons

    Roberto F. Weinberg

    págs. 305-308

    

  • Ancient diets indicate significant uplift of southern Tibet after ca. 7 Ma

    Dana Biasatti

    págs. 309-312

    

  • Flow switching and large-scale deposition by ice streams draining former ice sheets

    Leif Rise, Julian A. Dowdeswell, Dag Ottesen

    págs. 313-316

    

  • Simplon fault zone in the western and central Alps: Mechanism of Neogene faulting and folding revisited

    Bernhard Fücienschuh, Bernhard Schneider, Stefan M. Schmid, Lukas M. Keller, Maurus Hess

    págs. 317-320