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The AAPG/Datapages Combined Publications Database

Showing 3,027 Results. Searched 200,599 documents.

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A Silurian Graptolite Zone in Crane County, Texas: GEOLOGICAL NOTES

Charles E. Decker

AAPG Bulletin

.... The axes of the thecae seem to be subject to marked torsion to account for the aspects which the compressed rhabdosomes assume. Some of the thecae approach...

1942

The Orientation of Donax on an Atlantic Coast Beach: NOTES

Frank J. Wobber

Journal of Sedimentary Research (SEPM)

... is characterized by an elongate,inequilateral, compressed shell with a polished white, tan, brown, yellow, or pale violet surface containing radiating grooves...

1967

Normal Fault Structures and Others

Bailey Willis

AAPG Bulletin

.... In the thick layer of crust compressed between gravity and the lifting force the potential shear planes should develop according...

1946

Development of Cavernous Sediment in a Non-beach Environment: NOTES

Ronald D. Stieglitz, Richard F. Inden

Journal of Sedimentary Research (SEPM)

..., it was noted that the sediment on the floor of the spillway was pitted, quite soft, and easily compressed. Sediment covering the rock floor is derived...

1969

Hoof-print Structures in Beach Sand: NOTES

G. J. Van Der Lingen, Peter B. Andrews

Journal of Sedimentary Research (SEPM)

... not disturb beach stratification much beyond the hoof-print (figs. 6 and 7). Beneath the hoof the sand is compressed, commonly leaving a dome-like structure...

1969

Abstract: Relationship between Biomarker Distributions, Maceral Assemblages and Lithofacies in the Coal-Bearing Sequence of Bintulu, Sarawak (Paper 23)

Ouzani Bachir, Wan Hasiah Abdullah

Geological Society of Malaysia (GSM)

... and in the process produced east-west halfgrabens in the basement. Sedimentary fill ofthese depocentres were later compressed into large E-W anticlines, whose...

2000

Abstract: Stress Fields of Sundaland during the Tertiary (Paper 24)

H. D. Tjia

Geological Society of Malaysia (GSM)

... halfgrabens in the basement. Sedimentary fill ofthese depocentres were later compressed into large E-W anticlines, whose orientations and positions...

2000

Role of Bentonite in Great Plains and Rockies: GEOLOGICAL NOTES

Charles Laurence Baker

AAPG Bulletin

... wetted in drilling; the best way to drill through it is to keep it dry, if possible, and blow out cuttings with compressed air. The Colorado River...

1950

A New Technique for Making Thin Sections of Clayey Sediments: METHOD PAPER

R. Martin, P. E. Litz, W. D. Huff

Journal of Sedimentary Research (SEPM)

... BE USED DURING THIS GRINDING STAGE. Excess dirt from the grinding is removed from the ground surface using compressed air. The chip is then placed upon...

1979

Structure of Overthrust Zones of Fergana Oil-Gas Basin from Position of Plate Tectonics

I. N. Peshkova

Petroleum Geology: A Digest of Russian Literature

... the depression. At the present time the Fergana depression is a lithospheric block compressed along the North and South collision sutures by the mountainous...

1998

An Image-Enhancing Oil Technique for Friable, Diatomaceous Rocks: RESEARCH METHOD PAPER

Charles E. Savrda, David J. Bottjer, Donn S. Gorsline

Journal of Sedimentary Research (SEPM)

... particles adhering to slab surfaces are then "vacuumed" off with a laboratory aspirator or blown off with compressed FIG. 1. [Grey Scale] Photographs...

1985

A Portable Percussion Coring Device for Lacustrine and Marine Sediments: RESEARCH METHOD PAPER

Robert Gilbert, John Glew

Journal of Sedimentary Research (SEPM)

... which are anchored on the bottom and forced into the sediment by ropes and pulleys (Isaacs and Brown 1968) or compressed air (Mackereth 1958), corers...

1985

Foredeep: Seismic Stratigraphy of Lewis Shale Deltaic and Deep-Water Clastics, Red Desert-Washakie Basins, Wyoming

Kenneth J. McMillen and Robert D. Winn, Jr.

AAPG Special Volumes

... phase beginning during upper Lewis sedimentation and continuing into Fox Hills time. Figure 6 is a compressed version (shortened to one-third...

1987

Section 3: Displays of Seismic Sections: The Nankai Trough Margin, Record 55-8

T. Kawamura and Y. Aoki

AAPG Special Volumes

... are formed. This discontinuity is probably a function of sediment remolding and of accumulated pore water draining from compressed sediment...

1986

A Simple, Diver-Operated Pneumatic Corer: RESEARCH METHOD PAPER

J. A. Nichols, C. M. Eichenlaub, Jr.

Journal of Sedimentary Research (SEPM)

... a compressible medium (air) to move the incompressible water. Compressed air is usually available at shore facilities in the area of impacted study...

1991

Geologic Summary of Potrero Padilla, Coahuila, Mexico: GEOLOGICAL NOTES

Grover E. Murray , Otto J. Buis , C. O. Durham, Jr.

AAPG Bulletin

... and asymmetrical, open to tightly compressed folds have been observed, and, as a rule, the flanks of the positive elements dip normally away from...

1961

III. Processing For Preservation of Seismic Amplitudes

Norman S. Neidell

AAPG Special Volumes

..., Horizontally Compressed Display Quantitative Reference Deleted. End_Page 34------------------------- D. Examples of Alternate Approaches The following...

1979

I

John G. Dennis

AAPG Special Volumes

... of small, compressed overfolds, finding relief through dislocation, and resulting in the production of a parallel series of overlapping plates." Sollas...

1967

Semi-Permeability of Bentonite Membranes to Brines: GEOLOGICAL NOTES

I. H. Milne , J. G. McKelvey , R. P. Trump

AAPG Bulletin

...------------------------------ with roughly 9% water, compressed over an area of 27 cm2 at 10,000 psi. Figure 3 shows the flow rate and concentration of the throughput solution when...

1964

Evidence for Evaporite Diapirism in Northeastern Mexico: GEOLOGICAL NOTES

A. E. Weidie , Joseph D. Martinez

AAPG Bulletin

... is a high-relief, tightly compressed anticline above a decollement surface, with the evaporites squeezed up into the core without piercemen...

1970

Mini-Permeameters for Consolidated Rock and Unconsolidated Sand: GEOLOGICAL NOTE

R. Eijpe , K. J. Weber

AAPG Bulletin

... during field-work on an unconsolidated river-sand deposit, a cylinder of compressed air or a small compressor delivering the air necessary...

1971

Ratio of Petroleum to Water During Primary Migration in Western Canada Basin: GEOLOGIC NOTES

John M. Hunt

AAPG Bulletin

... and then compressed it up to 300 atm, equivalent to a depth of about 10,000 ft (3,000 m). The expelled water contained up to 8 × 102 ppm oil. Thus, the field...

1977

Structure of Brockman Hills, Southwestern New Mexico: GEOLOGIC NOTES

L. L. Corbitt , F. L. Nials , R. J. Varnell

AAPG Bulletin

...-angle thrust faults and subordinate, closely compressed, overturned folds. Yielding on the thrusts is north-eastward toward the foreland...

1977

ABSTRACT: Challenge for Forward Computer Simulation to Model Structural Deformation Coupled with Fluid Migration; #90011 (2002)

RYOSUKE AOYAGI, YUKIHITO SUZUKI, AKIHIKO OKUI

Search and Discovery.com

...). The bottom of simulated body was fixed, and lateral side was compressed horizontally from right direction. The result of the simulation with Cam-Clay...

2002

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