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The AAPG/Datapages Combined Publications Database

Showing 11,150 Results. Searched 195,697 documents.

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Turbulence Modulation in Clay-Rich Sediment-Laden Flows and Some Implications for Sediment Deposition

Jaco H. Baas, James L. Best

Journal of Sedimentary Research (SEPM)

... a lower region of reduced velocity that is separated from the overlying flow by a distinct shear layer. Large-scale Kelvin-Helmholtz instabilities...


Field Trip B3: Geology of the Island of Grand Manan, New Brunswick: Precambrian to Early Cambrian and Triassic Formations

J. Gregory McHone, Leslie R. Fyffe

Atlantic Geoscience Society Special Publications

.... ........................... 14 Quartzite of The Thoroughfare Formation at the north end of Ross Island. ........... 14 Schistose andesitic tuff, Ingalls Head...


Possible Mechanism for Concentration of Brines in Subsurface Formations

J. D. Bredehoeft , C. R. Blyth , W. A. White , G. B. Maxey

AAPG Bulletin

... enters aquifers near the outcrop area and is discharged slowly through confining layers in areas where the hydraulic head in the aquifer exceeds...


The Role of Subaqueous Debris Flow in Generating Turbidity Currents

Monty A. Hampton

Journal of Sedimentary Research (SEPM)

... is interrupted only when the interface becomes unstable and breaking of waves occurs. The laminar boundary layer does not allow turbulent eddies within...


Turbidity-Current Observations and Eperimental Studies

C. Hans Nelson

Special Publications of SEPM

.... The synergistic effect of rapid deposition of organic-rich, gas-charged deposits agitated by cyclic loading from storm waves or seismicity results in common...


Seismic Characterization of the Fiordland Gas-hydrate Province, New Zealand

Miko Fohrmann, Andrew R. Gorman, Ingo A. Pecher

AAPG Special Volumes

..., and S. Stein, 1994, Effect of recent revisions to the geomagnetic reversal time-scale on estimates of current plate motions: Geophysical Research Letters, v...


Stratigraphy and Holocene Evolution of Mobile Bay in Southwestern Alabama

John C. Mars , Albert W. Shultz , William W. Schroeder

GCAGS Transactions

... covered by open-bay muds. Local progradation of the bay-head delta and the Dauphin Island-Morgan Peninsula barrier complex has produced the second...


Occurrence of Bitumen in Queen Charlotte Islands, British Columbia

Robert M. Kleinpell

AAPG Bulletin

... Head, on the west coast of Graham Island (about latitude 53° 45^prime N., longitude 133° W.), tar and thick black oil exude from white crystalline...


Quarternary Depositional History and Potential Sand and Gravel Resources of the Alaskan Continental Margins

Peter H. Stauffer

Circum Pacific Council Publications

.... Carlson, 1982, Large sand waves in Navarinsky Canyon head, Bering Sea: Geo-Marine Letters, v. 2, p. 157-162. Karl, H. A., and P. R. Carlson, 1984...


Toward a Better Understanding of Bedload Transport

Ian Reid, Lynne E. Frostick

Special Publications of SEPM

... different and independent instruments; the pulses are not explained by changes in hydraulic parameters. We suggest that they are kinematic waves of mobile...


A Textural Study of the Outer Beach of Cape Cod, Massachusetts

Marshall Schalk

Journal of Sedimentary Research (SEPM)

... the hope of tracing this heterogeneously sized material as the waves distributed it along the coast. Furthermore, the exposures vary from the full...


Hydromechanical Principles of Sediment Structure Formation

L.I. Briggs, G. V. Middleton

Special Publications of SEPM

... changes in head the total energy of the flow remains con 7 along stant 1 one may any streamline From this equation deduce that neglecting changes...


What is Horizontal Resolution?

L. R. Denham, R. E. Sheriff

Indonesian Petroleum Association

... reflections, with no conversion to shear or head waves, are recorded). There is no coherent noise (including multiples) and no "burst-out" noise included...


P- and S-Wave Velocity Structures of the Sigsbee Abyssal Plain of the Gulf of Mexico from Ocean Bottom Seismometer Data

Sangmyung D. Kim, Seiichi Nagihara, Yosio Nakamura

GCAGS Transactions

..., which were essentially head waves but experienced P-S conversion once, when it departed upward from the lowest interface. This type of refraction...


Initiation Processes and Flow Evolution of Turbidity Currents: Implications for the Depositional Record

William R. Normark, David J. W. Piper

Special Publications of SEPM

... of sediment in some turbidite deposits may be derived from bed erosion A broad range of local bedforms especially sediment waves and scours reflects...


The Diamond Head Black Ash

Chester K. Wentworth

Journal of Sedimentary Research (SEPM)

...The Diamond Head Black Ash Chester K. Wentworth 1937 Vol. 7 No. 3. (December), Black ash, or cinders from explosive volcanic eruptions, form...


1982 SEPM Presidential Address: Episodic Sedimentation--How Normal Is Average? How Rare Is Rare? Does It Matter?

Robert H. Dott, Jr.

Journal of Sedimentary Research (SEPM)

... potential because they lie above base level. Marine gravel layers dispersed by abnormal waves have greater preservation potential because most ordinary...


The Interpretation of Vertical Sequences in Turbidite Beds: The Influence of Longitudinal Flow Structure

Benjamin C. Kneller, William D. McCaffrey

Journal of Sedimentary Research (SEPM)

... and internal solitary waves: potential sediment transport and the formation of wave ripples in deep water: Sedimentary Geology, v. 112, p. 235-250. KNELLER...


Methane Gas Potential of Biogenic Origin from Bodri Delta: A Promising New Unconventional Resource in Central Java

Bagus Rachmad Irwansyah, Bayan Novrian, Dewi Mindasari, Tommy Supratama, Widiastuti Nur Farida, Yan Bachtiar Muslih, Fahrudin

Indonesian Petroleum Association

... sedimentation product along the ± 8.6 km northward (during the Holocene). Bodri Delta sedimentation dynamics are controlled by river currents, waves...


Intertidal Sedimentary Structures on Macrotidal Beaches

Nathan Hawley

Journal of Sedimentary Research (SEPM)

... Observations made during the first few surveys, when waves were small, can be used to deduce the effect of increased wave height on each of the beaches. All...


Pressures, Seals and Traps; #42356 (2019)

J. J. Biteau

Search and

... OUTLINE • • • • • Pressure Definition Water Head Definition Trap, Reservoir and Seal Continuity Overpressures (Consequences and Causes) Main...


Stability of Continental Shelf and Slope off Louisiana and Texas: Geotechnical Aspects: 4. Character of the Sediments

David J. Watkins , Leland M. Kraft Jr.

AAPG Special Volumes

... continental shelf and upper slope offshore Louisiana and Texas. Possible mechanisms causing instability and soil movement include hurricane waves, various...


Experimental Investigations of Combined Flow Sediment Transport

Everett Smith, Max S. Daniller-Varghese, Paul M. Myrow, David Mohrig

Journal of Sedimentary Research (SEPM)

... field in the absence of this effect. CONCLUSIONS An understanding of the modification of turbidity currents by surface waves and the resulting...


Internal-Wave Currents as a Mechanism to Account for Large Sand Waves in Navarinsky Canyon Head, Bering Sea: DISCUSSION

Bryce M. Hand

Journal of Sedimentary Research (SEPM)

...Internal-Wave Currents as a Mechanism to Account for Large Sand Waves in Navarinsky Canyon Head, Bering Sea: DISCUSSION Bryce M. Hand 1988 Vol. 58...


Road Log for the 1997 Guide to the Geology of the Kenai Peninsula

Susan Karl, Richard Reger, DeAnne Pinney, Dwight Bradley, Robert Swenson, Rod Combellick, Joe Kurtak, Peter Haeussler, David Brimberry

Alaska Geological Society

...: Alaska Geological Society, 46 p. DeMets, Charles, Gordon, Richard G., Argus, Donald F., Stein, Seth, 1994, Effect of recent revisions...


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