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The AAPG/Datapages Combined Publications Database
Showing 1,739 Results. Searched 200,616 documents.
Influence of Seabed Morphology and Substrate Composition On Mass-Transport Flow Processes and Pathways: Insights From the Magdalena Fan, Offshore Colombia
Andrea Ortiz-Karpf, David M. Hodgson, Christopher A.-L. Jackson, William. D. McCaffrey
Journal of Sedimentary Research (SEPM)
..., is more symmetric, and is not faulted (Fig. 2C). The Updip Anticline is asymmetric and thrust-cored, with a steep, NW-verging frontal limb (Fig. 2D...
2017
1-D Stratigraphic Analysis
Charles Kerans, Scott W. Tinker
Special Publications of SEPM
... be observed in the 1-D data, where shifts from asymmetric to symmetric to asymmetric track other measures of accommodation (Fig. 2.5). The recognition...
1997
Differentiating Amalgamated Parasequences in Deltaic Settings Using Ichnology: An Example From the Upper Turonian Wall Creek Member of the Frontier Formation, Wyoming
Junaid Sadeque, Janok P. Bhattacharya, James A. Maceachern, Charles D. Howell
Special Publications of SEPM
.... 2), are readily discernible in outcrop (Fig. 4a, 5) on the basis of physical sedimentological criteria. They each show symmetric to coarsening-upward...
2009
Sandstone-Body Variability in the Medial–Distal Part of an Ancient Distributive Fluvial System, Salt Wash Member of the Morrison Formation, Utah, U.S.A.
John T. Chesley, Andrew L. Leier
Journal of Sedimentary Research (SEPM)
... themselves are composed of single-story units (sensu Gibling 2006) with symmetric and asymmetric lensoid cross sections that fine-upward from medium...
2018
Linking the High-Resolution Architecture of Modern and Ancient Wave-Dominated Deltas: Processes, Products, and Forcing Factors
R. Bruce Ainsworth, Boyan K. Vakarelov, Christian H. Eide, John A. Howell, Julien Bourget
Journal of Sedimentary Research (SEPM)
... rios Sao Francisco (SE-AL), Jequitinhonha (BA), Doce (ES), e Paraiba do Sul (RJ): Revista Brasileira de Geosciencias, v. 13, p. 98–105. Dominguez...
2019
Hybrid Nature of a New Jurassic Cretaceous Worm Burrow Indicated by Microbial Mediation of its Wall Formation
Bogusław Kołodziej, Iuliana Lazar, Ioan I. Bucur, Mariana Coman, Alred Uchman
PALAIOS
... structure, being attributed to the m1(CO3) symmetric stretching mode. On the other hand, the band at 711 cmÀ1 is specific to internal m4(CO3) symmetric...
2024
Occurrence and origin of glauconite in the Cambro-Ordovician Bliss Formation of southern New Mexico and West Texas (U.S.A.)
Karl Krainer, Peter Tropper, Kurt Krenn, Spencer G. Lucas
Journal of Sedimentary Research (SEPM)
... symmetric stretching vibration of phosphate anions) is observed (Fig. 10). This is still valid for core (C1/C2/C4) and rim domains (R3). By referencing...
2022
Petrology, Sedimentology and Stratigraphic Implications of Black Dragon Member of the Triassic Moenkopi Formation, San Rafael Swell, Utah
Steffen Ochs, Marjorie A. Chan
Rocky Mountain Association of Geologists
... Interbeddud Sand. stone, S~llstone and Shale (SSS) Facies Black Dragon Member Lg. Trough X.Slral~l~ed Sandstone (TXS) Fac~es Cher! Pebble...
1990
Stacking Patterns and Tectonics: Field Evidence from Pliocene Growth Folds of Sicily (Central Mediterranean)
Francesco P. Vitale
Special Publications of SEPM
... C S Ap outh en ern nin es...
1998
Supply, segregation, successions, and significance of shallow marine conglomeratic deposits
H. Edward Clifton
CSPG Bulletin
..., 1988). These ripples may be symmetric or asymmetric, with steeper sides facing landward near the beach or seaward in deeper water (Hart and Plint, 1989...
2003
Integrated Study of Ancient Delta-Front Deposits, Using Outcrop, Ground-Penetrating Radar, and Three-Dimensional Photorealistic Data: Cretaceous Panther Tongue Sandstone, Utah, U.S.A.
Cornel Olariu, Janok P. Bhattacharya, Xueming Xu, Carlos L.V. Aiken, Xiaoxian Zeng, George A. Mcmechan
Special Publications of SEPM
... heterolithics In both sandstone and siltstone: asymmetric current ripples; rare symmetric ripples; rare parallel lamination Almost structureless; rare...
2005
Sedimentation Processes and Asymmetric Development of the Godavari Delta, India
K. Nageswara Rao, N. Sadakata, B. Hema Malini, K. Takayasu
Special Publications of SEPM
...-influenced symmetric deltas, on the basis of the available generalized geomorphic map of the delta from Sambasiva Rao and Vaidyanadhan (1979a...
2005
A lacustrine shoreface succession in the Albert Formation, Moncton Basin, New Brunswick
Dave Keighley
CSPG Bulletin
... drainage river system emptying out into a delta from the west. Symmetric (oscillation) ripples are widely recorded in Albert Formation sandstone across...
2008
Chapter 20: Fold Growth and Lateral Linkage in the Southern Sub-Andean Fold-and-Thrust Belt of Argentina and Bolivia
Pablo Giampaoli, Emilio Rojas Vera
AAPG Special Volumes
... to slightly overlapped en echelon steps (Figure 5). Folds can be faulted at its crest and show roughly symmetric limb dips with interlimb angles...
2018
Salients, Recesses, Arcs, Oroclines, and SyntaxesA Review of Ideas Concerning the Formation of Map-view Curves in Fold-thrust Belts
Stephen Marshak
AAPG Special Volumes
..., leading edges of salients, for example, can be parabolic, flat-crested, or irregular; leading edges can be symmetric or asymmetric; and trend line patterns...
2004
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