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The AAPG/Datapages Combined Publications Database
Showing 47,083 Results. Searched 200,630 documents.
Some Problems of Appalachian Structure
R. E. Sherrill
AAPG Bulletin
.... High-angle reverse faults dipping away from the structural front appear to be the most common type in the Oriskany. With one questionable exception...
1941
North-South Regional Seismic Profile of the Hanna Basin, Wyoming
Sanford S. Kaplan, Riley C. Skeen
Rocky Mountain Association of Geologists
...). This syncline is evident on the north-central portion of the seismic line. Faults are common in the southwest and west flank of the basin (Dobbin...
1985
Fault Patterns in Northwest Louisiana: GEOLOGICAL NOTES
E. G. Wermund
AAPG Bulletin
... to the writer by H. V. Andersen. Fig. 2. Profile sections in Naborton area. Dip angle of faults is not known. Vertical scale in feet. Table I. End_Page...
1955
First-Order Nappe in Canadian Rockies
G. G. L. Henderson , C. D. A. Dahlstrom
AAPG Bulletin
... of the Southern Rocky Mountains of Canada," Alberta Soc. Petrol. Geol., 4th Guide Book, pp. 15-81. RICH, J. L., 1934, "Mechanics of Low-Angle...
1959
Abstract: Regime Rays: Visualizing the Fermat/Snell Loci in Homogeneous Anisotropic Media; #90171 (2013)
William J. Vetter
Search and Discovery.com
... ), but reduced to progression paths in just the x.vs.z plane as tON = tOE = (xE sinθ + zE cosθ ) / vN , with θ as polar angle re z-axis direction...
2013
Abstracts: Unusual Natural Fracture Styles in the Lower Banff Formation Monarch Area, Southern Alberta; #90173 (2015)
Bill Gatenby and Mike Staniland
Search and Discovery.com
... intersecting at very low angle. Slickenfibers were not observed. There is a vast literature regarding fracturing in simple shear, much of it related...
2015
Braided River and Avulsive Depositional Systems in the McMurray Formation - LIDAR and Subsurface Data Integration at Syncrude's Aurora North Mine, #30143 (2010)
Thomas Nardin, B. Joan Carter, Nina E. Bassey
Search and Discovery.com
... erosional surfaces define channels that incise up to 35 m to a common elevation within SB600 basal sands • Channels contain distinct stratigraphic units...
2010
Geologic Patterns of Internal Architecture in Reef-Shoal Complexes Along Kaijiang-Liangping Trough in Sichuan Basin During Late Permian Changxingian; #50806 (2013)
Anna Xu, Zecheng Wang, Xiufen Zhai, and Jifeng Yin
Search and Discovery.com
... reef/bioherm developed in the profile, with very thick reefs. Vertical accretion is common, while lateral accretion is normally absent. The shape...
2013
Lithofacies Analysis and Sequence Stratigraphy of the Roseneath-Epsilon-Murteree Gas Plays in the Cooper Basin, South Australia
Fengtao Guo, Peter McCabe
Australian Petroleum Production & Exploration Association (APPEA) Journal
... bedding suggest fluctuations in sediment supply and flow energy, which may be distal lacustrine shoreface deposits. Common slumps and mini-faults...
2017
Leaky Transform Faults and Terrane Migration During Seafloor Spreading
Zhang Fuqin, Ma Ruishi, Dong Huogen
Circum Pacific Council Publications
... motion occurs along transform fault domains, the principle stress axes should be aligned at an angle to the strike of the fault. However, the above...
1990
Gravimetric Evidence for Thrusting and Hydrocarbon Potential of the East Flank of the Front Range, Colorado
David W. Bieber
Rocky Mountain Association of Geologists
... by a westdipping reverse fault was initially made by Ziegler (1917). This interpretation, based on surface mapping, was of a high-angle reverse fault with dips...
1983
Mechanics of Low-Angle Overthrust Faulting as Illustrated by Cumberland Thrust Block, Virginia, Kentucky, and Tennessee
John L. Rich
AAPG Bulletin
... limits to the distance through which overthrust blocks can be moved. It is now generally recognized that low-angle overthrust faults are common...
1934
Orientation Of Crinoids By Current Action
W. Schwarzacher
Journal of Sedimentary Research (SEPM)
.... The mean current velocity at this moment was calculated from the discharge and water depth. The position of the test body is given by the angle...
1963
A Technology to Extract Lithology, Porosity and Hydrocarbon Content from Conventional Seismic Data
Roger A. Young
GCAGS Transactions
.... There are many ways to combine the traces within a CDP gather. Among them is the full stack, range limited stacks, angle stacks, normal incidence (P...
1999
Sediment Transport of Estuary Entrance Shoals and the Formation of Swash Platforms
George F. Oertel
Journal of Sedimentary Research (SEPM)
... and current patterns in the Gironde estuary (France): Jour. Sed. Petrology, v. 41, p. 74-88. HOYT, J. H., 1962, High-angle beach stratification, Sapelo...
1972
Small Scale Aeolian Bedforms
John M. Ellwood, Peter D. Evans, and Ian G. Wilson
Journal of Sedimentary Research (SEPM)
... and draas, have been discussed elsewhere (Wilson, 1972a). The small structures have several features in common. They are usually transverse to the wind...
1975
Lower Tertiary Keathley Canyon Intra-Miocene Wedge and Salt Glacier
Jean Pierre Malbrough, Abu Kabir Mostafa Sarwar
GCAGS Transactions
... of the supercontinent Pangaea, an initial low angle detachment between what is now the Yucatan Peninsula and North America formed (Fig. 1) (Pindell and Kennan...
2016
Section 2: Improvement of Seismic Images of Complex Tectonic Structure in Deep Water with Research-Level Processing Sequences
John Miller and Roland von Huene
AAPG Special Volumes
... have common midpoints at a common depth point (CDP). 3. Velocity analysis--applies the normal move-out (NMO) equation to the data using a series...
1986
Model for Sandstone-Carbonate "Cyclothems" Based on Upper Member of Morgan Formation (Middle Pennsylvanian) of Northern Utah and Colorado
Steven G. Driese , R. H. Dott, Jr.
AAPG Bulletin
... at a nearly constant angle of 120°, is also common in the Morgan Formation; it has not been reported from rocks older than Triassic (Hantzschel, 1975...
1984
Stratigraphy and Structural Style of the Mazarn, Blakely and Womble Formations in the Ouachita Core Near Norman, Arkansas
David B. Buthman
Oklahoma City Geological Society
... and one post-orogenic uplift phase have been inferred from over-printing relationships. Class 2 (similar) folds of slump origin are common...
1985
West Sentinel Oil Field, Washita County, Oklahoma: Sedimentology of the "Granite Wash" and Structural Geology
Norman Ray Gelphman
Oklahoma City Geological Society
..., figure 6, Gelphman shows a high angle reverse fault with approximately 1000 feet of displacement based only on his "B" horizon correlation of the No. 1...
1961
Full-Resolution 3D Radar Stratigraphy of Complex Oolitic Sedimentary Architecture: Miami Limestone, Florida, U.S.A.
Adrian Neal, Mark Grasmueck, Donald F. McNeill, David A. Viggiano, Gregor P. Eberli
Journal of Sedimentary Research (SEPM)
... subdivide the radar stratigraphy into two main sets of radar package. Those between S1 and S9 are characterized by one set of common attributes (low-angle...
2008
Structural and Geochemical Study of the South Sulphur Asphalt Deposits, Murray County, Oklahoma
Daniel B. Williams
Oklahoma City Geological Society
... is a northeast-southwest trending anticline, possibly plunging southwest, broken by thrusts and extensive high-angle reverse faulting. Superimposed...
1989
Mississippian Oil Reservoirs in Williston Basin: North America
G. Wendell Smith , George E. Summers Jr. , Dale Wallington , Jean L. Lee
AAPG Special Volumes
... in terms of facies, structure, and unconformable relationships in an effort to establish the principles common to these occurrences. SUMMARY...
1958
Deltaic Deposits of the Upper Cretaceous Dad Sandstone Member of the Lewis Shale, South-Central Wyoming1
Roseanne Chambers Perman
Rocky Mountain Association of Geologists
... cm to 1.5 m) thick, although amalgamated units are as much as 80 ft (24.5 m) thick. Coarsening-upward sequences are common. These coarsening sequences...
1987