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The AAPG/Datapages Combined Publications Database
Showing 11,091 Results. Searched 200,357 documents.
ABSTRACT: Detection of Natural Weathering from Profiles of Woodford Shale and Upper McAlester Coal in Oklahoma
H.B. Lo and B.J. Cardott
The Society for Organic Petrology (TSOP)
...ABSTRACT: Detection of Natural Weathering from Profiles of Woodford Shale and Upper McAlester Coal in Oklahoma H.B. Lo and B.J. Cardott 10th Annual...
1993
Application of Seismography to Geological Problems
Eugene McDermott
AAPG Bulletin
... alluvial sediments the velocity increases with depth as a result of overburdening. Such a gradual change of velocity has no practical value...
1931
Siderite Concretions from Nonmarine Shales (Westphalian A) of the Pennines, England: Controls on Their Growth and Composition
Q.J. Fisher , R. Raiswell , J.D. Marshall
Journal of Sedimentary Research (SEPM)
...). These porosity estimates have been combined with shale compaction models, such as those of Baldwin and Butler (1985), to derive an estimate for the depth of cement...
1998
Abstract: Elastic Finite-difference Modeling for Testing Acquisition and Processing Methods; #90187 (2014)
Peter Manning, Joe Wong, and David Henley
Search and Discovery.com
... to statics corrections and migration for imaging the deeper reflectors. Figure 1: A geology model with three weathering pockets near the source point...
2014
The Effect of Mineral Composition on Shale Oil Recovery
Andrew Fakhry, Todd Hoffman
Unconventional Resources Technology Conference (URTEC)
... herein. All information is the responsibility of, and, is subject to corrections by the author(s). Any person or entity that relies on any information...
2018
Rates of Weathering and Denudation with Reference to Uplift and Sedimentation
Bryan P. Ruxton
Papua New Guinea (PNG) Petroleum Convention Proceedings
... slowly moving debris to about 80cm above the sedentary weathering profile which freshens with depth to 2 or 3m. As profiles get older, the active...
1990
SEISMIC REFLECTION SURVEYING FOR OIL AND GAS FIELDS IN NORTH CENTRAL TEXAS
TED COUGHRAN
Fort Worth Geological Society
...-trace offsets used in velocity calculations need to be equal to the depth of the target. If a reef is at a depth of 5,000 feet, horizontal offset traces...
1989
Discovery of the Cunda Gas Field, Bee Block, North Sumatra: An Integrated Geologic/Seismic Stratigraphic Case History
M. D. Burnaman, R. B. Helm, C. R. Beeman
Indonesian Petroleum Association
... of Base Baong average velocity from north to south amplifies the south structural dip in depth. Overall, the time to depth conversion at the Base Baong...
1985
Effects of Weathering on the Reflectance of Vitrinite in the Mowry Shale, Steinaker Reservoir, Utah, by M. D. Lewan; #90986 (1994).
Search and Discovery.com
1994
Geohydrology of Buried Triassic Basin at Savannah River Plant, South Carolina
I. Wendell Marine
AAPG Bulletin
... of anomalous fluid pressures: II. Source layer at depth: Geol. Soc. America Bull., v. 79, no. 9, p. 1107-1122. Hanshaw, B. B., and E. Zen, 1965...
1974
Coupled role of climate and tectonics in the deposition of the late Quaternary sedimentary sequence in the southern margin of the central Ganga Plain, India
Mukesh Yadav, U.K. Shukla, G.P. Gurumurthy, Sajid Ali, Kamlesh Kumar, Anupam Sharma
Journal of Sedimentary Research (SEPM)
... the late Quaternary Ganga Plain sedimentation remains unclear. In this study, the sediment provenance and extent of weathering experienced by the sediments...
2024
Development of Magnesian Carbonates in Quaternary Soils on the Island of Hawaii
Charles E. Whipkey,, Rosemary C. Capo, Jean C.C. Hsieh, Oliver A. Chadwick
Journal of Sedimentary Research (SEPM)
... A. Chadwick 2002 158 165 Vol. 72 (2002) No. 1. (January) Pedogenic carbonate minerals have progressively developed on basalt in a Quaternary weathering...
2002
Abstract: Optimum Aperture Length for Improving Dispersion Curve Analysis in CMP Cross-Correlation of Surface Waves; #90187 (2014)
Roohollah Askari, Robert J. Ferguson, and Helen Isaac
Search and Discovery.com
... variations in the weathering layer need to be resolved in order to compute an appropriate velocity model for the static corrections. This requires both...
2014
Seismic Studies in the Church Rock Uranium District, Southwest San Juan Basin, New Mexico
William T. Phelps, Robert S. Zech, A. Curtis Huffman Jr.
AAPG Special Volumes
.... The velocity of the weathering layer was derived from the inverse slope of the direct arrival event; calculations were made along each line wherever...
1986
Study on reservoir development characteristics and its hydrocarbon accumulation models of crystalline bedrock weathering crust in the Dongying Sag, Bohai Bay Basin, northeast China
Maolin Zhu, Zhen Liu
International Meeting for Applied Geoscience and Energy (IMAGE)
...Study on reservoir development characteristics and its hydrocarbon accumulation models of crystalline bedrock weathering crust in the Dongying Sag...
2022
Abstract: Weathered granites as potential chemical sieves: impacts of ancient pre-glaciation weathering on the granitoids of southwestern Nova Scotia and the environment
Anne-Marie O’Beirne-Ryan, Marcos Zentilli
Atlantic Geology
...Abstract: Weathered granites as potential chemical sieves: impacts of ancient pre-glaciation weathering on the granitoids of southwestern Nova Scotia...
2006
Weathering of Devonian monzogranites as recorded in the geochemistry of saprolites from the South Mountain Batholith, Nova Scotia, Canada
Anne Marie O’Beirne-Ryan, Marcos Zentilli
Atlantic Geology
...Weathering of Devonian monzogranites as recorded in the geochemistry of saprolites from the South Mountain Batholith, Nova Scotia, Canada Anne Marie...
2006
Abstract: Element mobility as a result of chemical weathering of a Carboniferous saprolite near Valparaiso, Chile
Jessica Drysdale, John Gosse, Anne Marie O’Beirne-Ryan
Atlantic Geology
...Abstract: Element mobility as a result of chemical weathering of a Carboniferous saprolite near Valparaiso, Chile Jessica Drysdale, John Gosse, Anne...
2008
Abstract: Testing the concept of altitudinal weathering zones on Cumberland Peninsula, Baffin Island, using terrestrial cosmogenic nuclide (TCN) exposure dating
A. Margreth, J. C. Gosse, A. S. Dyke
Atlantic Geology
...Abstract: Testing the concept of altitudinal weathering zones on Cumberland Peninsula, Baffin Island, using terrestrial cosmogenic nuclide (TCN...
2011
Abstract: Comparative rates of weathering on ilmenite in titanium deposit from Kahnuj, South of Iran
M. Saadati, M.A. Rajabzadeh, Y. Fedortchouk
Atlantic Geology
...Abstract: Comparative rates of weathering on ilmenite in titanium deposit from Kahnuj, South of Iran M. Saadati, M.A. Rajabzadeh, Y. Fedortchouk...
2016
Abstract: CHARACTERIZATION OF PETROLEUM WEATHERING DURING TIME USING REFLECTANCE SPECTROSCOPY; #90298 (2017)
Saeid Asadzadeh
Search and Discovery.com
...Abstract: CHARACTERIZATION OF PETROLEUM WEATHERING DURING TIME USING REFLECTANCE SPECTROSCOPY; #90298 (2017) Saeid Asadzadeh CHARACTERIZATION...
2017
Abstract: Geophysical Characterisation of the Elk Reservoir, Gulf Province, Papua New Guinea
J. Storey, S. Sioni, M. Kiele
Petroleum Exploration Society of Australia (PESA)
... characterisation. The rock type and degree of weathering on the surface greatly attenuates the sonic velocity and recoverable frequency in seismic data recorded...
2008
Recent Developments in Logging Techniques and Interpretation in Indonesia
Yves M. Pirard, William J. Prins, Carlos Cramez
Indonesian Petroleum Association
... higher porosity and permeability. The FDC-CNL is useful in that respect and CORIBAND* computation gives the percentage of dolomite after corrections...
1976
Abstract: Characterizing Weathering Profiles in Peninsular Malaysia
John Kuna Raj
Geological Society of Malaysia (GSM)
...Abstract: Characterizing Weathering Profiles in Peninsular Malaysia John Kuna Raj PERTEMUAN PERSATUAN (Meetings of the Society) CERAMAH TEKNIK...
2023
Ocean/Atmosphere History and Carbonate Precipitation Rates: A Solution to the "Dolomite Problem"?
Rolf S. Arvidson, Fred T. Mackenzie, Michael Guidry
Special Publications of SEPM
... calculations that the observed decrease in the ratio of dololiiite to calcite i l l sedimentary carbonates deposited since tlic Late Cretaceous...
2000