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The AAPG/Datapages Combined Publications Database

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Emplacement and evolution of the Mahogany salt body, central Louisiana outer shelf, northern Gulf of Mexico

Mark G. Rowan, Robert A. Ratliff, Bruce D. Trudgill, Jaime Barceló Duarte

AAPG Bulletin

... horizons are pulled up because of the high velocity of the overlying salt. Figure 8. Perspective views of the 3-D depth model of the Mahogany salt body...


Igneous Intrusions in the North-West Canning Basin and Their Impact on Oil Exploration

S. A. Reeckmann, A. J. Mebberson

Petroleum Exploration Society of Australia (PESA)

... layering at high angles and are commonly associated with reflection multiples and diffractions (Figure 3). In places, the relative high velocity...


The Asteroidal Impact Theory and Some Geologic Evidence for Asteroidal Impacts on Earth: A discussion of Direct and Indirect Data of Extraterrestrial Bodies and Their Motions and How They May Have Affected Earth Structures

Robert E. Cohenour, Byron J. Sharp

Utah Geological Association

... hyperbolic velocity (26 miles per second) would produce a geocentric velocity near 45 miles per second. Air pressure has a significant effect on high...


"Basement" to East Coast Continental Margin of North America

M. A. Mayhew

AAPG Bulletin

... velocity Cenozoic and later Mesozoic sediments. Velocities within basement cluster in two groups, less than and greater than about 5.6 km/sec. High...


Experimental Turbidity Currents on the Sea Floor

Edwin C. Buffington

AAPG Bulletin

..., but there is scant empirical evidence bearing on their mode of origin and none on the presence of high-density, high-velocity currents in the ocean...


Abstract: Stable-Isotopic Comparison of a Late Eocene Archaeocete Whale, Basilosaurus cetoides, to a Modern Cetacean, Tursiops truncatus

Edwin W. Emmer , Dean A. Dunn

GCAGS Transactions

... if the anomalously heavy cetacean data are caused by some local fractionation effect in the northeastern Gulf, causing 18O-enriched surface waters...


Saving Millions USD by Knowing Strength and Weakness of Various Wellhead Choke Valves for Sandy Wells

Atria Jarot Herwibowo, Sulistiyo, Armon, Humisar Alprialdus Sinaga

Indonesian Petroleum Association

... effect to outer body. high risk to have body choke erosion and leak and sonic velocity occurred on primary needle, which will wear first where...


Chapter 10: Earthquake, Tomographic, Seismic Reflection, and Gravity Evidence for a Shallowly Dipping Subduction Zone beneath the Caribbean Margin of Northwestern Colombia

Rocio Bernal-Olaya, Paul Mann, Carlos A. Vargas

AAPG Special Volumes

... the left-lateral Santa Marta fault zone. This tomographic slice also shows a high seismicity area surrounded by a local, very clear low-velocity...




Saskatchewan Geological Society

... Cretaceous record. Seismological evidence in support of this model comes from the detection of a high velocity layer, possibly eclogite, in the uppermost...


Sand Ridges - Ignored Stratigraphic Traps

David R. Davies

New Orleans Geological Society

... are generated in areas where the tidal range is 10 ft or more (Off, 1963). Storms may increase the velocity of existing tidal currents, thereby reducing...


Structural and Tectonic Evolution of Oceanic Crust within the Jurassic Quiet Zone, Offshore Morocco: Chapter 14: African and Mediterranean Margins

James S. Holik, Philip D. Rabinowitz

AAPG Special Volumes

... is interpreted as the top of a Triassic high-velocity sedimentary unit overlying oceanic basement (Hinz et al., 1982). A unit having a diffracted upper...


Abnormal Formation Pressures: Recognition, Distribution, and Implications for Geophysical Prospecting, Brazoria County, Texas

Edward T. Flanigan

GCAGS Transactions

... are only of local significance. The prominent structural high in the northeast corner of the area is the Chocolate Bayou arch, which provides the trap...


EXTENDED ABSTRACT: Tectono-stratigraphic geometries at volcanic passive margins … some observed phenomena in the Norwegian Sea and elsewhere on the NE Atlantic margin; #90022 (2002)

E. R. Lundin, A. G. Doré.

Search and

... on the geometry of the conjugate Norwegian and Greenland lower-crustal-high velocity body, or magmatic underplate. 25th Nordic Geological Winter...


Seismic Stratigraphic Analysis of Intracratonic Basin Sandstone Reservoir

William E. Galloway, Shirley P. Dutton

Tulsa Geological Society

... been successful in outlining reservoir distribution. Principal complications arise from the local presence of high-velocity, tight, nonproductive limey...


The Process of Sand Injection: Internal Structures and Relationships with Host Strata (Yellowbank Creek Injectite Complex, California, U.S.A.)

Anthony Scott, Mario Vigorito, Andrew Hurst

Journal of Sedimentary Research (SEPM)

... as the result of high-velocity turbulent flow of sand grains acting as tools. Corrasion together with scouring and the general erosion of the host mudstone...


The plug drum effect, or why your microseismic events may not be where you think they are

Guillaume Bergery, Zhishuai Zhang, Jing Du, D. Diller, T. Shuck, B. Fish

Unconventional Resources Technology Conference (URTEC)

... were showing the same behavior. If this effect is not taken into account during the velocity model calibration, the resulting incorrect velocity...


ABSTRACT: Gas Hydrate Detection Using VSP Data and its Correlation with Dell Log Data; #90118 (2011)

Indresh Kumar

Search and

... and in down-hole logs. Sediment velocities are strongly increased by the inclusion of high-velocity hydrate. As is well known, even a very small...


Chapter 7: Estimating the Thickness of Thin Beds

Tom Wittick

North Texas Geological Society

... component of the acoustic impedance we often refer to these reservoirs as low-velocity or high-velocity reservoirs. We will consider each of these cases...


Estimating the Thickness of Thin Beds

Abilene Geological Society

... we often refer to these reservoirs as low-velocity or high-velocity reservoirs. We will consider each of these cases separately. Low-Velocity...


Structure Interpretation Problems of a Lower Miocene Reef Associated with a Shallow Low Velocity Anomaly, North Sumatra

Peter Walker, Masrizal Maas, Michael D. Burnaman

Indonesian Petroleum Association

..., at the base reef level. These two phenomena, although unconnected are due to the ray path distortion caused by the presence of high velocity reef...


Abstract: Salt Dynamics: Simulation of Mushroom Caps on Salt and an Application in Barents Sea, Norway

Z. Yu , I. Lerche

GCAGS Transactions

..., so salt bodies act as conduits for heat transport from deeper depth, producing local thermal effects and impacting in the vicinity of the salt...


Concentration-Dependent Flow Stratification In Experimental High-Density Turbidity Currents and Their Relevance To Turbidite Facies Models

Matthieu J.B. Cartigny,, Joris T. Eggenhuisen, Ernst W.M. Hansen, George Postma

Journal of Sedimentary Research (SEPM)

... Acknowledgments). Fig. 6.—. A) Time-averaged velocity (u) profiles over the steady-state body of the high-density turbidity currents. B) Time...


Dynamics of Stream Flow and Environmental Control

Krishna K. Misra

Tulsa Geological Society

... by KE = m × v2 where m is the mass and v the velocity at which the body is moving under the applied force. Total stream energy is the sum...


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