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The AAPG/Datapages Combined Publications Database

Showing 11,817 Results. Searched 196,371 documents.

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Defining a Gradient in a Sample of Sedimentary Rock: ABSTRACT

E. C. Dahlberg

AAPG Bulletin

... in the planes perpendicular to the bedding. The textural homogeneity of the rock in the horizontal (bedding) plane is reflected in the minor trends defined...

1965

Examples of Optical Analysis and Filtering of Seismic Record Sections: ABSTRACT

J. A. Long

AAPG Bulletin

... dipping in different directions. Remove diffractions and (or) reflected refractions. Attenuate high velocity noise events. Eliminate high frequency...

1965

Surface Evidence of Deep Structure in Anadarko Basin: ABSTRACT

William V. Trollinger

AAPG Bulletin

... geologic conditions. The results in the Anadarko basin indicate that many deep-seated structural anomalies are reflected at the surface in the drainage...

1968

Permeability Anisotropy in Microsucrosic Dolomites: ABSTRACT

Perry O. Roehl

AAPG Bulletin

... of elongated grains, imbrication, etc., unless substantially modified by diagenesis. This anisotropy is also reflected in their respective permeability...

1969

Well Symbols and Title Blocks on Geological Maps: GEOLOGICAL NOTES

James M. Forgotson, Sr.

AAPG Bulletin

... of the Hosston Formation is reflected accurately by a structural map of the top of the Sligo Formation datum (Upper Gulf Coast area). End_of_Article...

1969

Tertiary Climatic Change in San Joaquin Basin, California: Evidence from Shallow-Water Mollusks: ABSTRACT

W. O. Addicott

AAPG Bulletin

... is reflected by parallel trends in taxonomic diversity of foraminiferal faunas recently reported by other workers. End_of_Article - Last_Page 561...

1970

Metamorphic Belts of Northwestern Pacific Region: ABSTRACT

N. L. Dobretsov

AAPG Bulletin

... and that of de Roever-Marakushev about successive age changes in the different types of metamorphism supplementing each other. This may be reflected...

1970

New Aspects of Quantitative Interpretation of Velocity Data and Their Impact on Geologic Evaluation of Exploration Prospects: ABSTRACT

Werner J. Jankowsky

AAPG Bulletin

... of their diagenesis. Evaporites show little compaction because of their primary lack of porosity. All these phenomena are reflected in velocities and have been...

1971

Stratigraphic Revision, Edwards Group (Lower Cretaceous) of Texas, and Regional Surface-Subsurface Synthesis: ABSTRACT

Peter R. Rose

AAPG Bulletin

... to be disconformable is now interpreted to be conformable. Regional structural-depositional elements that influenced Edwards deposition are reflected by lithofacies...

1971

Geologic History of Oceanic Plankton: ABSTRACT

Helen Tappan, Alfred R. Loeblich, Jr.

AAPG Bulletin

... be low. Geologically, this abundance was reflected in rapid accumulation of biogenic sediments (chalks, cherts, diatomites); extensive photosynthetic...

1971

Stratigraphic and Sedimentologic Analysis of Mississippian Madison Formation in Southwestern Saskatchewan: ABSTRACT

D. M. Kent

AAPG Bulletin

... ft thick. A vertical change in lithologic character not generally reflected on a geophysical log permits an informal division of these rocks...

1971

Future Petroleum Potential of Pre-Cretaceous Rocks of Eastern Colorado: ABSTRACT

Richard W. Volk

AAPG Bulletin

...). All during Pennsylvanian and Permian times the Las Animas arch, as reflected on the top of the pre-Pennsylvanian unconformable surface, was a south...

1971

Liability for Harm from Underground Waste Disposal: ABSTRACT

Frank J. Trelease

AAPG Bulletin

.... The new trend in the law is toward "conditional fault" (reflected in the difference between the American Law Institute's Restatement of Torts of 30 years...

1971

Geologic Reservoir Analysis of Kirkwood Sandstone, Illinois: ABSTRACT

M. Holmes, A. J. Eloy, D. J. Ver Steeg

AAPG Bulletin

... is apparently reflected in the shape of the pore entry distribution curve. Those rocks which have platykurtic pore entry distributions have a more tortuous pore...

1972

Computer Mapping in Lower Frio Formation (Oligo-Miocene), Southwestern Louisiana: ABSTRACT

W. R. Paine

AAPG Bulletin

... is an obvious advantage. Clearly, the geologist's prejudices are reflected in the computer output. The writer strongly recommends the use of computerized...

1972

Future Petroleum Potential of Pre-Cretaceous Rocks of Eastern Colorado: ABSTRACT

R. W. Volk

AAPG Bulletin

..., eastern Colorado, like western Kansas, was on the shelf area of the Anadarko basin; and the Las Animas arch, as reflected on top of the pre-Pennsylvanian...

1972

Erts and Remote Sensing's Niche in Geoscience: ABSTRACT

John E. Johnston, Frank J. Janza

AAPG Bulletin

... as "all methods of recording and measuring energy which is reflected or emitted from selected segments of the electromagnetic spectrum," has been used...

1973

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