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The AAPG/Datapages Combined Publications Database

Showing 1,729 Results. Searched 190,067 documents.

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Kinematics of Sand Avalanches Using Particle-Image Velocimetry

Michael Tischer , Marcus I. Bursik , E. Bruce Pitman

Journal of Sedimentary Research (SEPM)

... at the head and decreases towards the tail. Those particles pushed to the edge of the flow as it widens lose momentum and eventually stop. This leads...


How to Reduce Rod Pump Failures by 40% in 2 Years - The X Field Story

Japet Dongoran

Indonesian Petroleum Association

... installation SOP improvements. 3. Rigorous review and approval process for repeated and premature failures. 4. Installation of unique tail screens...


Africa: Great Frontier: World Hydrocarbons Past, Present, and Future

Duncan Clarke

Search and

... in the shaping of the industry and its evolution. The various phases of exploratory drilling and hydrocarbon discovery span over a century. Africa...


Mid Cretaceous Source Rock Enigma

Rasoul Sourkhabi

GEO ExPro Magazine

... Bulletin, 1972). This concept opened a new way of looking into Earth's deep processes. As a plume approaches the Earth's crust it flattens into a large head...


The Role of Erosion by Fish in Shaping Topography Around Hudson Submarine Canyon

David C. Twichell, Churchill B. Grimes, Robert S. Jones , Kenneth W. Able

Journal of Sedimentary Research (SEPM)

... m, and the mean depth is 1.7 m (Grimes et al., in press). Burrows are dug for protection as fish enter burrows head first and exit tail first (Fig...


Fine-grained Paleogene Terrigenous Turbidites in Barbados

David C. Kasper, David K. Larue, Yvonne J. Meeks

Journal of Sedimentary Research (SEPM)

... developed morphologic head, neck, body, and tail, or 2) muddy, low-density, low-velocity turbidity currents. After initial downslope acceleration, many flows...


Abstract: Architecture and Construction of a Mega-Scale Point Bar Complex, False River, Louisiana; #90311 (2017)

Peter D. Clift, Elizabeth Olson, Juan Lorenzo, Allison Barbato, Alexandra Lechnowskyj

Search and

... bar are harder to substantiate as there are coarse sandy sediments at the bar head, apex, and tail, although the bar tail does contain the bulk...


Abstract: The head and tail of the Voiseys Bay feeder dyke

Chusi Li, Edward M. Ripley

Atlantic Geology

...Abstract: The head and tail of the Voiseys Bay feeder dyke Chusi Li, Edward M. Ripley 249 Atlantic Geology The head and tail of the Voisey’s Bay...


Stratal Architecture and Morphodynamics of Downstream-Migrating Fluvial Point Bars (Jurassic Scalby Formation, U.K.)

Massimiliano Ghinassi, Alessandro Ielpi

Journal of Sedimentary Research (SEPM)

... in shaping Early Pennsylvanian braided rivers: architecture of the Boss Point Formation, Atlantic Canada: Sedimentology, v. 61, p. 1659–1700. Jackson...


Concentric Marks: Current Indicators: NOTES

K. Werner Barthel

Journal of Sedimentary Research (SEPM)

... of water. With the sinker removed, the fish was stuck head first into the mud. Manipulating the tail portion with pincers similar to the movement...


Turbidity-Current Experiments: ABSTRACT

Gerard V. Middleton

AAPG Bulletin

.... The results show that the shape of the head, the initial velocity, and the relation between the velocity of the head and its thickness and density are very...


Characteristics of Diapirs on the Outer Continental Shelf-Upper Continental Slope Boundary, Northwest Gulf of Mexico

Anita R. Trippet

GCAGS Transactions

... arcuate tail is probably the result of salt squeezed out from under individual depositional basins or individual deltaic sediment prisms toward...


Planform and stratigraphic signature of proximal braided streams: remote-sensing and ground-penetrating-radar analysis of the Kicking Horse River, Canadian Rocky Mountains

Natasha N. Cyples, Alessandro Ielpi, Randy W. Dirszowsky

Journal of Sedimentary Research (SEPM)

...: Sedimentology, v. 63, p. 1550– 1581. Ielpi, A., Gibling, M.R., Bashforth, A.R., Rygel, M.C., and Al-Silwadi, S., 2014, Role of vegetation in shaping...


Relationship Between Grain Size Parameter Distribution and Current Patterns in the Gironde Estuary (France)

George P. Allen

Journal of Sedimentary Research (SEPM)

..., it is apparent that the ebb tide currents probably play the dominant role in the shaping of the grain size facies; but not necessarily the transport...


Lower Desert Creek Reservoirs in the Paradox Basin: Examples of Phylloid Algae Filling Depositional Lows Related to Salt Dissolution

J. Paul Matheny, Mark W. Longman

Rocky Mountain Section (SEPM)

... thousand years. Diagenetic events shaping the lower Desert Creek reservoirs include: 1) marine cementation at the base of the phylloid algal deposits...


Recent and Ancient Turbidites and Contourites

Arnold H. Bouma

GCAGS Transactions

..., such as a dilution zone within the turbidity current caused by faster movement of the head and front part than the tail part. The tail part, with its finer material...


The Northwest Atlantic Mid-Ocean Channel of the Labrador Sea: III. Head Spill Vs. Body Spill Deposits from Turbidity Currents on Natural Levees

S. K. Chough , R. Hesse

Journal of Sedimentary Research (SEPM)

... and turbidity currents develop a characteristic longitudinal profile comprising three morphologically distinct regions (Fig. 1A): head, body, and tail (Schmidt...


Characteristics of Gravel Bars in Ephemeral Streams

Marwan A. Hassan

Journal of Sedimentary Research (SEPM)

... in the text. Gravel sheets (h < 4D) form from freshly deposited gravel with no distinct head or tail. Some unit bars and gravel sheets are partially...


Mixing at Turbidity Current Heads, and Its Geological Implications

J. R. L. Allen

Journal of Sedimentary Research (SEPM)

...Mixing at Turbidity Current Heads, and Its Geological Implications J. R. L. Allen 1971 Vol. 41 No. 1. (March), The shape of the head of a turbidity...


Abstract: Pleistocene glacial history of the Petitcodiac area, southeastern New Brunswick

A. G. Pronk, G. M. Allaby, B. E. Broster

Atlantic Geology

... of the study area drumlinoid 71 features, rat-tail and nail head striations, and dispersal patterns record a late easterly flow event. It is likely...


Seismic Activity in the Central Gulf Coast Basin

Eugene R. Brumbaugh

New Orleans Geological Society

... 3C). The flat base is composed of the Buckner-Smackover-Norphlet sequence and the adjacent domes are the head and the tail. The economic significance...


Process Sedimentology and Reservoir Quality of Deep-Marine Bottom-Current Reworked Sands (Sandy Contourites): An Example from the Gulf of Mexico

G. Shanmugam , T. D. Spalding , D. H. Rofheart

AAPG Bulletin

.... Hollister, and W. F. Ruddiman, 1966, Shaping of the continental rise by deep geostrophic contour currents: Science, v. 152, p. 502-508. Hollister, C. D...


Predicting Tidal Sand Reservoir Architecture Using Data from Modern and Ancient Depositional Systems

Lesli J. Wood

AAPG Special Volumes

..., noting that the same major physical processes responsible for shaping and controlling coastal geomorphology also dictate the morphology and type of sand...


Philosophy of Petroleum Exploration

John W. Harrington

AAPG Bulletin

... a consequent shaping of deposits. These shapes in turn lie within the range of prediction. The second aspect that is considered is the characteristic...


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