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Welcome to the new Datapages Archives

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The AAPG/Datapages Combined Publications Database

Showing 28,198 Results. Searched 194,554 documents.

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Hydromechanical Principles of Sediment Structure Formation

L.I. Briggs, G. V. Middleton

Special Publications of SEPM

... and direction of the velocity at any point can thus be repre sented by drawing a velocity vector whose direc tion is a tangent to the streamline...


Modeling Tidal Bedding In Distributary-Mouth Bars

Nicoletta Leonardi, Tao Sun, Sergio Fagherazzi

Journal of Sedimentary Research (SEPM)

... for small ratios of mud to sand settling velocity and mud to sand concentration. Bottom friction strongly affects tidal bedding by reducing the length...


Physical Basis of Reflection Seismology

Bruce S. Hart

Special Publications of SEPM

... for the sound to travel fro A to B and back again (the two-way travelti e, TWT), we can deter ine the distance AB by ultiplying the velocity of sound...


Flow Behavior of Ponded Turbidity Currents

Marco Patacci, Peter D.W. Haughton, William D. Mccaffrey

Journal of Sedimentary Research (SEPM)

... in slope mini-basins and on small, structurally confined basin floors in strike-slip and foreland-basin settings. They can have a variable internal...


Some Principles and Techniques Used in Reconstructing the Hydraulic Parameters of a Paleo-Flow Regime

Alan V. Jopling

Journal of Sedimentary Research (SEPM)

..., or over a lobate front of a small delta. The merging of current filaments in a variable velocity field affords another example; strong vorticity...


Effects of Biogenic Silica on Acoustic and Physical Properties of Clay-Rich Marine Sediments (1)


AAPG Bulletin

... in highly variable and, at times, inverse velocity-depth gradients. The diagenetic conversion of opal-A to opal-CT and finally to quartz...


Orientation Studies of Waterlogged Wood: A Paleocurrent Indicator?

David I. M. Macdonald, Tim H. Jefferson

Journal of Sedimentary Research (SEPM)

... fragments appear to be current velocity, fragment shape and fragment size. BERTSBERGH, J. W. B., VAN, 1940, Richtungen der sedimentation in der rheinischen...


Profiler-Sonobuoy Measurements in Colombia and Venezuela Basins, Caribbean Sea

William J. Ludwig , Robert E. Houtz , John I. Ewing

AAPG Bulletin

... that the material below B^Prime can contain large amounts of sediment unless the sediment has a velocity near that of basalt. The discontinuous reflectors...


Refraction Shooting with Expendable Sonobuoys: GEOLOGICAL NOTES

J. Ewing , R. Leyden , M. Ewing

AAPG Bulletin

..., 1968, Velocity of deep-sea sediments from sonobuoy data: Jour. Geophys. Research, v. 73, p. 2615-2641. Le Pichon, X., J. Ewing, and R. E Houtz...


Abstract: Interferometric Approach to Complete Refraction Statics Solution; #90187 (2014)

Valentina Khatchatrian and Mike Galbraith

Search and

... refraction data and to replace variable low velocity with the velocity below weathering to improve resolution of the seismic data. A data driven statistical...


Bed Configurations

Gerard Middleton, John B. Southard

Special Publications of SEPM

... velocity for a given discharge is more complicated, because a variable volume of It's generally accepted, water can be stored in the sump. however...


Geothermal Regime in the Western Canada Sedimentary Basin [Abstract]

Bachu, S., Burwash, R.A.

CSPG Bulletin

... less than the total heat flow. Past hydrogeological studies have shown that the permeability of the rocks and the velocity of formation waters are too...


Abstract: Ground penetrating radar and seismic methods applied to detection of windows in the clay aquitard overlying the Fredericton Aquifer

J. A. Paasche, T. Gilman, K. E. Butler

Atlantic Geology

... that can be used to determine the subsurface features at a site. These methods utilize changes in material properties (e.g. density, velocity, dielectric...


Abstract: Subsalt Interpretation and Visualization Techniques: Alaminos Canyon, Deep-Water Gulf of Mexico

Frank R. Love

GCAGS Transactions

... frontier and significant effort is being made to map these features and to improve seismic imaging through better velocity models. Variable subsalt...


Scientific Objectives of Mohole, and Predicted Section: ABSTRACT

Harry H. Hess

AAPG Bulletin

..., or past isotherm, at which a reaction took place. Above the "crust" is a layer of variable thickness and seismic velocity thought...


Exploring for Niagaran Pinnacle Reefs in Southern Michigan Basin: ABSTRACT

J. Labo, John Cousins

AAPG Bulletin

..., gravity data became unreliable owing to the presence of highly variable, surface glacial till. Initial efforts with single fold seismic were also...


Differential Diffusion During Carbonate Diagenesis: ABSTRACT

Nicholas E. Pingitore, Jr.

AAPG Bulletin

... difference is the dominant variable and pore path plays a secondary role. Concentration differences between diagenetic site and aquifer may...


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