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The AAPG/Datapages Combined Publications Database
Showing 10,781 Results. Searched 195,364 documents.
Abstract: Interferometric Approach to Complete Refraction Statics Solution; #90187 (2014)
Valentina Khatchatrian and Mike Galbraith
Search and Discovery.com
... model is obtained, using Snell’s law. Initial static corrections to replace weathering velocity with replacement velocity are also computed at this step...
2014
A Novel Method of Deriving Weathering Statics from First Arrival Refractions
G. W. Hollingshead, R. R. Slater
Pacific Section of AAPG
... these data are plotted in an interlocked fashion. Figure 9. Delay Time Plots Figure 10. Interlocked Delay Time Curves Final Weathering Calculations...
1980
Weathering Pits in Jurassic Sandstones: Cosmogenic Exposure Age Dating of Geomorphic Surfaces in Southern Utah
Marjorie A. Chan, John Gosse, Thure E. Cerling, Dennis Netoff
Utah Geological Association
...Weathering Pits in Jurassic Sandstones: Cosmogenic Exposure Age Dating of Geomorphic Surfaces in Southern Utah Marjorie A. Chan, John Gosse, Thure E...
2010
Abstract: Near Surface Anomalies and Solutions; #90211 (2015)
Todd Mojesky, David LeMeur, and Ali Karagul
Search and Discovery.com
... (weathering, bogs, swamps, limestone outcrops, rapid changes in elevations, permafrost, dunes, wadis...) introduce large changes in travel times, creating...
2015
The Need for Seismic Dip Migration
W. B. Robinson.
Oklahoma City Geological Society
... are used in our seismic depth calculations. The horizontally moving energy assists us in calculating our weathering corrections or adjustments...
1958
Seismic Velocity Variations in San Joaquin Valley, California
Walter S. Olson
AAPG Bulletin
... VELOCITIES VS. DEPTH FROM BASE OF WEATHERING End_Page 1348------------------------------ One of the problems is the correlation of reflecting horizons...
1941
Marine Statics
Chiem Boon Hong
Geological Society of Malaysia (GSM)
... m Static corrections are a well known step land seismic processing to correct for the effect of time delay due to weathering layers and elevations...
1987
Abstract: Velocity Modeling and Static Corrections for Complex near-Surface - from Alternative Solutions to Improve Seismic Imaging in Muglad Basin, by Hussein A. Ahmed; #90105 (2010)
Search and Discovery.com
2010
erformance of Seismic Arrays in the Presence of Weathering Layer Variations, #41841 (2016).
Jubran Akram, Abdullatif A. Al-Shuhail
Search and Discovery.com
... of the plane wavefront, Vw is the weathering layer velocity, b is the channel depth, and β is the angle of the line connecting the intersection point...
2016
Chemical History of Oceans: ABSTRACT
Fred T. MacKenzie, Robert M. Garrels
AAPG Bulletin
... volatiles to give sedimentary rocks plus seawater" has long been the basis for geochemical balance calculations, and also the basis for chemical arguments...
1971
ABSTRACT: A Case Study of Structural Prospect Validation Using Turning Ray Tomography, by Ley, Robert E.; McNeely, Joseph; Bagshi, Adnan; Buick, Darren; #90141 (2012)
Search and Discovery.com
2012
Weathering of Glacial Tills in Indiana: II. Heavy Minerals
N. Bhattacharya
Journal of Sedimentary Research (SEPM)
...Weathering of Glacial Tills in Indiana: II. Heavy Minerals N. Bhattacharya 1963 Vol. 33 No. 3. (September), Petrographic data from weathered...
1963
Abstract: Challenges and Strategies for Near-Surface Modeling for Static Corrections, by Ralph M. Bridle; #90105 (2010)
Search and Discovery.com
2010
Diagenetic Mineralogy, Geochemistry, and Dynamics of Mesozoic Arkoses, Hartford Rift Basin, Connecticut, U.S.A.
Enrique Merino , Jean-Pierre Girard , Michael T. May , Vishnu Ranganathan
Journal of Sedimentary Research (SEPM)
... corrections for recent weathering I/S in the finest fraction and for old detrital muscovite in the coarsest fraction are made) indicates the data...
1997
Abstract: To TTI or not to TTI? Semi-Automated 3D Tomographic Velocity Analysis in the Canadian Foothills: A Case History; #90211 (2015)
Sylvestre Charles, David Mitchell, Rob Holt, Jiwu Lin, and John Mathewson
Search and Discovery.com
... using different near surface weathering static calculations and different velocity model building strategies are compared. In the first processing, we...
2015
Corrected Record Sections
Ernest M. Hall Jr.
CSPG Special Publications
... for differences in elevation and depth of weathering at each trace. Consequently, to position each trace of a reflecting horizon with respect to a datum...
1957
Seismic Data-Processing Techniques in Exploration for Reefs, Northern Michigan
P. L. McClintock
AAPG Special Volumes
... with seismic information in northern Michigan are noise (both random and coherent), "multiples" or reverberations, and weathering and drift variations...
1977
Some Applications and Problems of the Seismic Refraction Technique in Civil Engineering Projects in Malaysia
B. K. Lim, S. J. Jones
Geological Society of Malaysia (GSM)
... methods such as the Hawkins’ method allow for depth estimation beneath each geophone within the overlapped section, such calculations are made...
1982
Plant-Induced Weathering of Hawaiian Basalts
Robert A. Berner, M. Ford Cochran
Journal of Sedimentary Research (SEPM)
...Plant-Induced Weathering of Hawaiian Basalts Robert A. Berner, M. Ford Cochran 1998 Vol. 68 (1998), No. 5. (September), The rise of rooted upland...
1998
Imaging Seismic Data with High Resolution Gravity Data.
R. Opfer
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
.... Elevation or datum corrections are straightforward, although, it will be shown that even elevation corrections can introduce statics that affect...
2003
Occurrence of Alkali Metals in Some Gulf of Mexico Sediments
Charles W. Welby
Journal of Sedimentary Research (SEPM)
.... The alkali metal content of the sediments apparently does not vary systematically with depth below the present sedimentary interface or with distance from...
1958
Modelling complex near-surface features to improve shallow seismic exploration.
Shaun Strong
Petroleum Exploration Society of Australia (PESA)
... have examined a number of different weathering variations. These include high velocity weathering, variable depth weathering, multi-layer weathering...
2018
ABSTRACT: Multiple Layer Modeling of the Near-Surface to Calculate Static Corrections, by Bridle, Ralph M.; Al-Saad, Abdulaziz; #90141 (2012)
Search and Discovery.com
2012
Graphic Representation of Chemical Weathering
Parry Reiche
Journal of Sedimentary Research (SEPM)
...Graphic Representation of Chemical Weathering Parry Reiche 1943 Vol. 13 No. 2. (August), The several graphic devices available for use with studies...
1943
Paleoclimatology and the Relative Stability of Feldspar Minerals Under Atmospheric Conditions
Thomas W. Todd
Journal of Sedimentary Research (SEPM)
...), An investigation of degree of kaolinitic weathering alteration of feldspar grains present in samples of Domengine (Eocene; northern California) sandstone...
1968