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The AAPG/Datapages Combined Publications Database
Showing 26,356 Results. Searched 195,961 documents.
Bonner Formation (Precambrian Belt of Montana) as Braided-Stream Sequence: ABSTRACT
Don Winston
AAPG Bulletin
..., the bed forms altered to ripples, not dunes. Here, the Bonner also contains oscillation-rippled, mud-cracked argillite and a few stromatolite beds...
1973
Elongate Concretions as Paleochannel Indicators, Tongue River Formation, North Dakota: ABSTRACT
Arthur F. Jacob
AAPG Bulletin
...% horizontal or low-angle planar laminae (plane bed) with parting lineation, and 15% small-scale ripple cross-stratification. Paleocurrent indicators...
1973
Epigenetic Alunite Pisolites Formed by Natural Gases in Western Merced County, California: ABSTRACT
Nikola P. Prokopovich, Luvern L. Resler
AAPG Bulletin
... pisolites 2-15 mm in diameter are present as an undulatory layer in a bed of light-gray, fluvial sandstone of the Tulare Formation, below...
1973
Fossiliferous Concretions--Possible Evidence of Purposeful Food Gathering: ABSTRACT
W. Lee Stokes, John K. Balsley
AAPG Bulletin
... examples emphasize the problem of origin: (a) one concretion from shale above the no. 5 coal bed of Illinois (Pennsylvanian) yielded at least 1,000...
1973
Formation and Regional Significance of the Intra-Cretaceous Unconformity of Southern England and Northern France, by N. A. McMahon; #90986 (1994).
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1994
Oceanic Bolide Impacts: Deformation Characteristics and Petroleum Potential, by W. C. Poag, D. S. Powars, and S. Bruce; #90986 (1994).
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1994
Role of Sedimentological Modelling in the Success of Horizontal Drilling, C-7 Reservoir, Block I, Maracaibo Basin, Venezuela, by E. Sampson, B. C. Cortiula, and F. Escorcia; #90986 (1994).
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1994
Saline Groundwater Inflows to River Murray in South Australia: ABSTRACT
W. R. P. Boucaut
AAPG Bulletin
... inflows of saline groundwater are present naturally through the river bed but most inflows are the result of man-made structures and practices...
1974
Quantifying Permeability-Controlled Low-Dip, Low-Rate, Oil (Secondary) Migration, by O. Sylta; #90986 (1994).
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1994
Occurrence and Development of Sedimentary Manganese Ore, Groote Eylandt, Northern Australia: ABSTRACT
W. M. Lonie, J. L. McIntosh
AAPG Bulletin
... to approximately $65 million. The manganese ore is a tabular bed approximately of 13 sq mi. It crops out adjacent to the western coastline of Groote Eylandt...
1974
Groundwater Potential of Areas Underlain by Volcaniclastic Rocks-Examples from Indonesia: ABSTRACT
M. M. Purbo-Hadiwidjoyo, R. Sukardi
AAPG Bulletin
... of lacustrine-paludal origin acts as a confining bed. Specific capacities at Yogyakarta average between 0.5 and 5 1/second/m of drawdown. Water-bearing parts...
1974
Geology of Northern Greenland: ABSTRACT
J. H. Stuart Smith
AAPG Bulletin
... contains a thick bed of anhydrite which is absent or unrecognizable in the east. Thick reefs dominate the Silurian of the west but do not crop out...
1974
Abstract: Depositional Patterns and Structural Styles--Hackberry Salt Dome, Cameron Parish, Louisiana, by J. A. Spencer, C. L. Sharpe, T. H. Gillham, and D. N. Wright; #90983 (1994).
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1994
Abstract: New Seismic Reflection Techniques Applied to Gas Recognition in the Rharb Basin, Morocco, by H. Jabour and M. Dakki; #90982 (1994).
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1994
Abstract: Geometry and Evolution of Structural Traps Formed by Inversion Structures, by S. Mitra; #90982 (1994).
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1994
Abstract: Rollover Development and Resulting Geometry with Applications to Rapid Stratigraphic Correlation across Major Growth Faults, by H. Xiao; #90982 (1994).
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1994
ABSTRACT: Orogenic Fluids and Regional Chemical Magnetizations, Belden Formation, Colorado, by Sanjay Banerjee, David Fruit, R. Douglas Elmore; #91020 (1995).
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1995
Graphic Determination of Stratigraphic and Vertical Thicknesses in Deviated Wells: GEOLOGIC NOTES
Russell B. Travis
AAPG Bulletin
... 1 which represents a section of strata penetrated by a well. "Top of Bed" and "Base of Bed" are the bounding horizons of the section. The notation...
1978
Glacial-Marine Trace- and Body-Fossil Associations, Upper Yakataga Formation (Pliocene-Pleistocene), Gulf of Alaska: ABSTRACT
John M. Armentrout
AAPG Bulletin
... have an associated body-fossil community of shallow-burrowing Nuculana and Clinocardium and trace fossils of small vertical escape burrows, bed-top...
1979
Ichnology and Depositional Environments of Upper Cretaceous Chalks, Southwestern Arkansas (Annona Formation; Chalk Member, Saratoga Formation): ABSTRACT
David J. Bottjer
AAPG Bulletin
... indicating that this discontinuity was formed on a relatively shallowly sloping surface. The basal 0.2 to 2.0 m of each chalk is a condensed bed rich...
1979
Dolomitization in Upper Red River Formation (Upper Ordovician), North Dakota: ABSTRACT
W. Kipp Carroll, Lee C. Gerhard
AAPG Bulletin
... of the dolomitization was controlled by proximity of an underlying impermeable bed, resulting in a mottled texture in the burrowed facies. In contrast, dolomite...
1979
Geology of a Stratigraphic Giant--Messla Oil Field, Libya: ABSTRACT
Harold J. Clifford, Roger Grund, Hassan Musrati
AAPG Bulletin
..., which are considered to be the source rocks. The reservoirs consist of two Sarir sandstones separated by a continuous shale bed. Porosity values...
1979
Trace-Fossil Evidence for Deep-Water Sedimentation in Cretaceous-Arc-Trench Gap, South-Central Alaska: ABSTRACT
A. A. Ekdale
AAPG Bulletin
..., the turbidites in any given outcrop are rarely uniform with respect to bed thickness, sand/shale ratio, and completeness of the cycle. The sole of each...
1979
Petrology and Diagenesis of Arc-Derived Lithic Sandstones--Wagwater Trough, East-Central Jamaica: ABSTRACT
Frank G. Ethridge, William A. Wescott, Lary K. Burns
AAPG Bulletin
...(?) Wagwater and Richmond Formations. The Wagwater Formation is a red-bed sequence of breccias, conglomerates, sandstones, and mudstones with minor...
1979
Fractographic Distinction of Coring-Induced Fractures from Natural Cored Fractures: ABSTRACT
Byron R. Kulander, Christopher C. Barton, Stuart L. Dean
AAPG Bulletin
... these fractures were drilled through after propagation. End_Page 482------------------------------ Bed-parallel disc fractures started at bit level...
1979