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The AAPG/Datapages Combined Publications Database
Showing 16,781 Results. Searched 196,121 documents.
Deposition and Early Hydrologic Evolution of Westwater Canyon Wet Alluvial-Fan System: ABSTRACT
W. E. Galloway
AAPG Bulletin
...) The Westwater Canyon Member is one of several large, low-gradient alluvial fans that comprise the Morrison Formation in the Four Corners area. Morrison fans were...
1979
Mauch Chunk Alluvial Plain and Mud-Flat Sediments in Northern West Virginia: ABSTRACT
Mark W. Presley
AAPG Bulletin
... position reflects a gradient change from what were higher elevations on the east onto more level and tectonically stable areas of northwestern West...
1979
Shale Mineralogy of General Crude Oil and Department of Energy 1 Pleasant Bayou Geopressured-Geothermal Test Well, Brazoria County, Texas: ABSTRACT
Robert L. Freed
AAPG Bulletin
... clay in shallow samples and 70% in deeper samples. The top of the geopressured zone, occurring at a pore fluid pressure gradient of 0.465 psi/ft...
1980
Oxidation-Reduction in Oakville Sandstone of South Texas--Implications for Uranium Mineralization: ABSTRACT
Christopher D. Henry, William E. Galloway, Gary E. Smith
AAPG Bulletin
... superimposed reducing, sulfidic conditions on an otherwise normal Eh gradient or (2) where a sharp Eh gradient separates highly permeable oxidized...
1980
Abstract: Utility of Drill-Stem Tests in Determination of the Geothermal Regime of Railroad Valley, Nye County, Nevada, by D. E. French; #90959 (1995).
Search and Discovery.com
1995
Abstract: The Migration Pathways of Basinal Fluids as an Exploration Tool, by R. Howell; #90960 (1995).
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1995
Coal Rank in Part of Western Kentucky Coalfield: ABSTRACT
James C. Hower, Zhicong Gong
AAPG Bulletin
.... Coals in a bore hole in a graben of the Rough Creek complex (Bordley quadrangle, Union County) display a variable rank gradient. Rank increases from...
1980
Deep-Sea Oxygen Isotope Record and Sea Level Fluctuations: ABSTRACT
Robert Douglas, Samuel Savin
AAPG Bulletin
... covered more than 50 × 106 sq km which maximized heat storage in the ocean. The planetary thermal gradient was low, with polar regions producing warm...
1981
Abnormally High-Pressured, Low-Permeability, Upper Cretaceous and Tertiary Gas Reservoirs, Northern Green River Basin, Wyoming: ABSTRACT
Ben E. Law, Charles W. Spencer
AAPG Bulletin
...: the generation of gas in low-permeability rocks. Pressure gradients in these wells exceed 0.8 psi/ft (18.1 kPa/m) and a maximum gradient of more than 0.9 psi/ft...
1981
ABSTRACT: The Nature and Diversity of Pressure Transition Zones, by Richard E. Swarbrick and Mark J. Osborne; #91019 (1996)
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1996
ABSTRACT: Red Sea Hydrocarbon System Focus On The Source Rock and Hydrocarbon Generation, by Tammam Mohamed Tammam; #91019 (1996)
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1996
Overview of Geothermal Exploration on Western Slopes of Mt. Hood, Oregon: ABSTRACT
H. Jack Meyer, John W. Hook
AAPG Bulletin
... stratigraphic, structural, and hydrologic information, as well as to establish the geothermal gradient. The initial 564-m observation well in the Old Maid Flat...
1981
Global Atmospheric Circulation in Mesozoic and Cenozoic: ABSTRACT
Judith Totman Parrish
AAPG Bulletin
... of paleogeography alone is qualitative and necessitates some assumptions about certain parameters, e.g., the equator-to-poles temperature gradient. However...
1981
Holocene Tepees and Stromatolites from Southern Australia and Their Paleohydrologic Significance: ABSTRACT
John Warren
AAPG Bulletin
... the hydraulic gradient between the dune and the salina is steep; meteoric-influenced ground water seeps into the salina margin. Waters driven...
1981
Exploration Applications of Temperatures Recorded on Log Headings: Theory, Data Analysis, and Examples: ABSTRACT
Stanton M. Ball
AAPG Bulletin
... gradient values; (2) creation of a geothermal gradient field areally; (3) vector analysis or contouring of created data; and (4) anomaly definition...
1981
Geotemperatures of North Sea Basins: Implications to Exploration: ABSTRACT
H. Carstens, B. Jepsen
AAPG Bulletin
... to the world average of 25°C/km. An updated, regional, present-day geothermal gradient map End_Page 1359------------------------------ of the whole North...
1981
Geothermal Energy Resources in Mid-Continent: ABSTRACT
Don W. Steeples
AAPG Bulletin
... geothermal gradient and heat flow measurements, but also includes programs in gravity, aeromagnetics, and geochemistry. This program will not discover any...
1981
Diagenesis and Secondary Porosity in Vicksburg Sandstones, McAllen Ranch Field, Hidalgo County, Texas: ABSTRACT
Marcia J. Klass, David G. Kersey, Robert R. Berg
AAPG Bulletin
...% to as much as 20% in the section from 9,642 to 12,586 ft (2,939 to 3,836 m). This increase is related to the abnormally high pressure gradient...
1981
Predication of Organic Maturation Levels: Scotian Shelf: ABSTRACT
D. R. Issler
AAPG Bulletin
... gradient of 2.66°C/100 m; correlation coefficient 0.97. A geothermal gradient map constructed from the corrected data shows that areas of thicker...
1982
Petroleum Origin: Heavy Rains, River Plume, Ocean Stratification: ABSTRACT
Martine Rossignol-Strick
AAPG Bulletin
... climates, even at high latitudes, were very rainy. The tropics had a monsoon and a dry season. The small hemispheric temperature gradient weakened...
1982
Stratigraphic Distribution of Hydrocarbons with Differing API Gravities in East Texas Basin: ABSTRACT
Rob Conti
AAPG Bulletin
... from sub-Clarksville reservoirs, showing the best-delineated high API-gravity gradient, represents one main trend. The oils from Woodbine and Paluxy...
1982
Carbonate Facies Patterns and Oil Shale Genesis in Eocene Green River Formation, Fossil Basin, Wyoming: ABSTRACT
H. Paul Buchheim
AAPG Bulletin
.... The "transgression-regression" of the hypolimnion over large areas of lake bottom was possible because of a low topographic gradient on the lake bottom...
1983
Experimental Low-Altitude Aeromagnetic Reconnaissance for Petroleum in Arctic National Wildlife Refuge, Alaska, Using Horizontal Gradients--A Progress Report: ABSTRACT
Terrence J. Donovan, John D. Hendricks, Alan A. Roberts, Patricia T. Eliason
AAPG Bulletin
... of the resultant horizontal gradient vector relative to the flight path. This calculation provides data for the unmeasured area between adjacent flight lines...
1983
Palo Duro Basin, An Exploration Frontier in the Texas Panhandle: ABSTRACT
Shirley P. Dutton
AAPG Bulletin
... for hydrocarbon production in the basin. The current geothermal gradient is relatively low, 1.1°F/100 ft (20°C/km), and it apparently has not been...
1983