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The AAPG/Datapages Combined Publications Database
Showing 1,739 Results. Searched 200,636 documents.
Clastic Intrusion at the Base of Deep-water Sands: A Trap-forming Mechanism in the Eastern Mediterranean
Jose Frey-Martnez, Joe Cartwright, Ben Hall, Mads Huuse
AAPG Special Volumes
... rock volume of about 0.45 km3 (0.1 mi3). The flanks of the two component mounds are almost symmetric, with slopes ranging between 20 and 25 (Figure 13...
2007
Multiple Detachment Folding in Pusht-e Kuh Arc, Zagros: Role of Mechanical Stratigraphy
J. Verges, M. G. H. Goodarzi, H. Emami, R. Karpuz, J. Efstathiou, P. Gillespie
AAPG Special Volumes
... symmetric, broad anticlines in which the low-curvature dip domains are separated by narrow hinge zones (Figure 7B). Most of the anticlines...
2011
Variable Preservation of Middle Tertiary, Coarse-Grained, Nearshore to Outer-Shelf Storm Deposits in Southern California
Peter G. DeCelles
Journal of Sedimentary Research (SEPM)
... to fine-grained sandstone), laterally extensive but thin (< 10 cm) sheets, some of which are overlain by large, straight-crested, symmetric ripple...
1987
Sedimentology, Ichnology, and Paleoenvironments of the Upper Cretaceous Wenonah and Mt. Laurel Formations, New Jersey
Ronald L. Martino, H. Allen Curran
Journal of Sedimentary Research (SEPM)
... ranges from 11-25°, with an average of 17°. Other structures that are less common include mud-draped, symmetric wavy ripple bedding, and medium-scale...
1990
The Cuyama Strike-Slip Basin, California, U.S.A.: An Exemplar of Contrasting Syntectonic and Post-Tectonic Strata
Bryce Hoppie, Robert E. Garrison
Journal of Sedimentary Research (SEPM)
... in the northern and western areas (Fig. 17). Thus, the development of symmetric facies occurred gradually and was completed only during the latest stages of post...
2002
The Beaver Creek Detachment System: Syn-Laramide Gravity Detachment and Folding Oblique to Regional Compression
Sara Smaltz, Eric Erslev
AAPG Special Volumes
... approximately 90° and trends WNW-ESE, forming an embayment, or reentrant, in the mountain front. The symmetric Beaver Creek Anticline is part of a bounding...
2013
Terminal Distributary Channels and Delta Front Architecture of River-Dominated Delta Systems
Cornel Olariu, Janok P. Bhattacharya
Journal of Sedimentary Research (SEPM)
... reconstructions are available, but it is still desirable to rely on the presence of sedimentary structures such as symmetric wave ripples, HCS, and flaser...
2006
North Brazilian Ridge and Adjacent Continental Margin
Dennis E. Hayes , Maurice Ewing
AAPG Bulletin
.... There the base is about 75 km wide. The cross section of the ridge is roughly symmetric. The ridge is a doubly peaked feature over most of its southeasterly...
1970
Evolution of a Forearc Basin, Luzon Central Valley, Philippines
Steven B. Bachman , Stephen D. Lewis , William J. Schweller
AAPG Bulletin
... symmetric bodies using the one-dimensional FFT: Geophysical Journal of Royal Astronomical Society, v. 67, p. 747-754. Cardwell, R. K., B. L. Isacks, and D...
1983
A Transform Continental Margin Rich in Hydrocarbons, Gulf of California
Peter Lonsdale
AAPG Bulletin
... profiles F and G, the ridge bends inland from its 305° trend and becomes a tight, more symmetric anticline onlapped by both upper rise and intraslope...
1985
Early Carboniferous Transgression on a Passive Continental Margin: Deposition of the Kekiktuk Conglomerate, Northeastern Brooks Range, Alaska
David L. LePain , R. Keith Crowder , Wesley K. Wallace
AAPG Bulletin
... of some fining-upward cycles. Three-dimensional, symmetric megaripple bed forms usually cap the highest cycle in unit E (Figure 5). Megaripples commonly...
1994
Effect of Faulting on Fluid Flow in Porous Sandstones: Geometry and Spatial Distribution
Marco Antonellini, Atilla Aydin
AAPG Bulletin
... recognize half-graben geometries in the westernmost and easternmost areas of the valley, whereas its central part is characterized by a symmetric graben...
1995
Geomorphology and sequence stratigraphy due to slow and rapid base-level changes in an experimental subsiding basin (XES 96-1)
Paul L. Heller, Chris Paola, In-Gul Hwang, Barbara John, Ronald Steel
AAPG Bulletin
... trend are shown with curved half arrows. This symmetric sequence of deposition is generally consistent with the model of topset bed thickness described...
2001
Chronologic modeling of faulted and fractured reservoirs using geomechanically based restoration: Technique and industry applications
Laurent Maerten, Frantz Maerten
AAPG Bulletin
... if the model's initial geometry is otherwise identical.Model ConfigurationsThree model configurations, which consist of symmetric folds with constant thickness...
2006
Stratigraphic framework and estuarine depositional environments of the Miocene Bear Lake Formation, Bristol Bay Basin, Alaska: Onshore equivalents to potential reservoir strata in a frontier gas-rich basin
Emily S. Finzel, Kenneth D. Ridgway, Rocky R. Reifenstuhl, Robert B. Blodgett, James M. White, Paul L. Decker
AAPG Bulletin
... the well-preserved grading in the lower conglomeratic bed in the area labeled A. White arrows point to symmetric rippled tops that are common...
2009
Structural geometry and evolution of releasing and restraining bends: Insights from laser-scanned experimental models
Shankar Mitra, Debapriya Paul
AAPG Bulletin
... with a progressive step down into the deepest parts of the basin. Symmetric, asymmetric, and double basins may form in any of the structural settings...
2011
Testing the basin-centered gas accumulation model using fluid inclusion observations: Southern Piceance Basin, Colorado
Andras Fall, Peter Eichhubl, Stephen P. Cumella, Robert J. Bodnar, Stephen E. Laubach, Stephen P. Becker
AAPG Bulletin
..., 2007, Experimental determination of the Raman CH4 symmetric stretching (1) band position from 1650 bar and 0.322C: Application to fluid inclusion...
2012
Outcrop analog for an oolitic carbonate ramp reservoir: A scale-dependent geologic modeling approach based on stratigraphic hierarchy
Frederic Amour, Maria Mutti, Nicolas Christ, Adrian Immenhauser, Gregory S. Benson, Susan M. Agar, Sara Tomas, Lahcen Kabiri
AAPG Bulletin
... ooids suggests moderate-energy conditions (Strasser, 1986). Sedimentary structures such as cross-bedding, symmetric and asymmetric ripples, climbing...
2013
Fractured reservoirs in the Eastern Foothills, Colombia, and their relationship with fold kinematics
Javier Tamara, Andrés Mora, Wilmer Robles, Andreas Kammer, Alberto Ortiz, Nelson Sanchez-Villar, Alejandro Piraquive, Luz Helena Rueda, Wilson Casallas, Jaime Castellanos, Jorge Montaña, Luis Guillermo Parra, Jaime Corredor, Ángela Ramirez, and Enus Zambrano
AAPG Bulletin
...–southwest set formed first (Figures 5, 6). The east–west set lacks a symmetric relationship with the fold axis and with the northwest–southeast regional...
2015
Structural inversion, imbricate wedging, and out-of-sequence thrusting in the southern Junggar fold-and-thrust belt, northern Tian Shan, China
Shuwei Guan, Joseph M. Stockmeyer, John H. Shaw, Andreas Plesch, and Jian Zhang
AAPG Bulletin
... in fold limb dip (Figure 5, section BB′). These folds are generally symmetric with northern and southern limbs that extend downward below approximately 8000...
2016
Quantification of thermal conductivity uncertainty for basin modeling
Patrick Elison, Jan Niederau, Christian Vogt, and Christoph Clauser
AAPG Bulletin
... and continuous solution. DISCUSSION The posterior temperature distribution approximates a Gaussian distribution more symmetric than the prior temperature...
2019
The magnetic fabric of the Wolfcamp shale, Midland Basin, west Texas: Understanding petrofabric variability, hydrocarbon associations, and iron enrichment
Gerhard W. Heij, and R. Douglas Elmore
AAPG Bulletin
... the magnetic petrofabric. The AMS is represented by a symmetric, second-rank tensor and may be plotted as a magnitude ellipsoid with three mutually...
2019
Structural segmentation in the Qiongdongnan Basin, South China Sea: Insights from analogue models and implications for hydrocarbon exploration
Gengxiong Yang, Hongwei Yin, Jun Gan, Wei Wang, Jitian Zhu, Dong Jia, Xiaofeng Xiong, and Wenqiao Xu
AAPG Bulletin
.... The segmentation of the Qiongdongnan Basin is affected mainly by the change in preexisting fault orientation. The extension mode (asymmetric-symmetric) (Allemand...
2024
Structural inheritance controls crustal-scale extensional fault-related folding in the Exmouth and Dampier Sub-basins, North West Shelf, Australia
Hongdan Deng, Ken McClay, Hanlin Chen, Emma Finch, Dariusz Jablonski, and Sukonmeth Jitmahantakul
AAPG Bulletin
...-basin (see Figure 3B for line location). Note that the Lewis trough is a symmetric syncline with stratigraphic onlaps of Upper Triassic to Upper Jurassic...
2024
Hydrocarbon-charge history of hydrothermally altered reservoirs: The Tailai gas field, eastern Sichuan Basin, China
Yanxian Zhu, Zhiliang He, Xiaowen Guo, Tiago M. Alves, Xuesong Lu, Sheng He, Jian Gao, Ze Tao, Huili Li, and Shuangjian Li
AAPG Bulletin
...-to-noise ratios possible, while a precise Raman symmetric stretching peak position of CH4 was corrected using a neon lamp (Lin et al., 2007...
2024