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The AAPG/Datapages Combined Publications Database

Showing 1,339 Results. Searched 201,049 documents.

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Origins of the Ice-contact Stratified Ridges (Eskers) of Ireland

William P. Warren , Gail M. Ashley

Journal of Sedimentary Research (SEPM)

.... 4C, 6B). Active ice is needed to retain coherence of the tunnel and maintain sufficient water pressure to contain the high-discharge flows required...

1994

The Sedimentary Regime Beneath the Deep Western Boundary Current Inflow to the Southwest Pacific Ocean

Lionel Carter , I. N. McCave

Journal of Sedimentary Research (SEPM)

... and Carter 1988). Another possible influence of the boundary current is along the base of the eroded Outer Sill, where we find patc es of winnowed...

1997

Palustrine-Lacustrine and Alluvial Facies of the (Norian) Owl Rock Formation (Chinle Group), Four Corners Region, Southwestern U.S.A: Implications for Late Triassic Paleoclimate

Lawrence H. Tanner

Journal of Sedimentary Research (SEPM)

... sediments and a test of the tectonic coherence of the Newark rift basins in eastern North America: Geological Society of America, Bulletin, v. 109, p. 366-379...

2000

Density-Driven Deformation Structures in Glacigenic Consolidated Diamicts: Examples From Traeth y Mwnt, Cardiganshire, Wales, U.K.

K.F. Rijsdijk

Journal of Sedimentary Research (SEPM)

... of the mud was lower, the gravel bed lost its coherence, and individual clasts sank through unit A mud, forming descending stringers of isolated clasts...

2001

Splay Formation Along the Lower Reaches of Ephemeral Rivers on the Northern Plains of Arid Central Australia

S. Tooth

Journal of Sedimentary Research (SEPM)

...: Sedimentology, v. 21, p. 611-622. Emerson, W.W., 1967, A classification of soil aggregates based on their coherence in water: Australian Journal...

2005

Conceptual and Numerical Modeling of the BIG'95 Debris Flow, Western Mediterranean Sea

Galderic Lastras, Fabio Vittorio De Blasio, Miquel Canals, Anders Elverhoi

Journal of Sedimentary Research (SEPM)

..., more cohesive material, which moved as independent blocks and partially kept its internal coherence. These blocks were partially buoyant and were...

2005

Seismic Geomorphology and Evolution of Submarine Channels from the Angolan Continental Margin

M.J.R. Gee, R.L. Gawthorpe, K. Bakke, S.J. Friedmann

Journal of Sedimentary Research (SEPM)

...-valley morphology and seismic attributes (mainly amplitude, dip, and coherence). The channel axis can be recognized on the basis of its very high...

2007

Middle Devonian Muskeg Evaporites of Western Canada

A. M. Klingspor

AAPG Bulletin

... sediment surface. They have altered neither the vertical arrangement of beds in cyclic successions nor the lateral coherence of re ated facies. Therefore...

1969

Major Uranium Discovery in Volcaniclastic Sediments, Basin and Range Province, Yavapai County, Arizona

J. E. Sherborne, Jr. , W. A. Buckovic , D. B. Dewitt , T. S. Hellinger , S. J. Pavlak

AAPG Bulletin

... (Table 5) further suggests an excellent positive geochemical coherence between these elements (Rankama and Sahama, 1950). A close inspection...

1979

Geodynamic Peaks in Alpinotype Orogenies and Changes in Ocean-Floor Spreading During Late Jurassic-Late Tertiary Time

Werner Schwan

AAPG Bulletin

... of the two main processes, plate kinematics and orogeny, in a tabular summary. The chronologic data support the hypothesis of an intimate genetic coherence...

1980

A New Approach to Shale Compaction and Stratigraphic Restoration, Beaufort-Mackenzie Basin and Mackenzie Corridor, Northern Canada (1)

D. R. ISSLER

AAPG Bulletin

...-size fraction. The overall coherence in sonic log data suggests that, on a gross scale, variations in the mineral and pore fluid composition...

1992

Very High-Resolution Seismics as a Tool for Sequence Stratigraphy Applied to Outcrop Scale--Examples from Eastern Tyrrhenian Margin Holocene/Pleistocene Deposits

F. L. Chiocci

AAPG Bulletin

... of the acoustic wave such as frequency, amplitude, polarity, and coherence can be quantified (Bernabini and Brizzolari, 1981; Lericolais et al., 1990...

1994

Slump and Debris-Flow Dominated Upper Slope Facies in the Cretaceous of the Norwegian and Northern North Seas (61-67°N): Implications for Sand Distribution

G. Shanmugam , L. R. Lehtonen , T. Straume , S. E. Syvertsen , R. J. Hodgkinson , M. Skibeli

AAPG Bulletin

... traces of coherence are lost in this facies. Gawthorpe and Clemmey (1985) suggested that soft sediments of submarine slides tend to cause slump folds...

1994

Geometry and Origin of Fault-Related Folds in Extensional Settings

Roy W. Schlische

AAPG Bulletin

... of Structural Geology, v. 10, p. 239-247. Walsh, J. J., and J. Watterson, 1991, Geometric and kinematic coherence and scale effects in normal fault...

1995

Geomorphology of kilometer-scale extensional fault scarps: factors that impact seismic interpretation

Simon A. Stewart, Abby Reeds

AAPG Bulletin

... homogeneous materials like soils and poorly consolidated sediments. The internal materials retaining some degree of coherence could distinguish circular failure...

2003

Application of three-dimensional seismic texture analysis with special reference to deep-marine facies discrimination and interpretation: Offshore Angola, west Africa

Dengliang Gao

AAPG Bulletin

..., high-frequency, and discontinuous seismic pattern has a rugged (contrasting) texture; whereas a chaotic pattern with a low coherence, low amplitude...

2007

Depositional facies analysis and modeling of the Judy Creek reef complex of the Upper Devonian Swan Hills, Alberta, Canada

Y. Zee Ma, Andrew Seto, Ernest Gomez

AAPG Bulletin

... 8, 2009).Thagard, P., and C. Shelley, 1997, Abductive reasoning: Logic, visual thinking, and coherence, in D. Chiara, K. Doets, and D. Mundici, eds...

2009

Element migration in turbidite systems: Random or systematic depositional processes?

Richard Labourdette, Martine Bez

AAPG Bulletin

... migration stack, near and far offset combinations, and coherence volumes (Posamentier et al., 2000; Sikkema and Wojcik, 2000). The stories...

2010

The importance of the degree of cataclasis in shear bands for fluid flow in porous sandstone, Provence, France

Gregory Ballas, Roger Soliva, Jean-Pierre Sizun, Antonio Benedicto, Thibault Cavailhes, Suzanne Raynaud

AAPG Bulletin

... that the in-situ grains are cracked, and sometimes more porosity is observed (Figure 4A), in coherence with potential grain rotation (Figure 12A). Grain...

2012

Use of a computational fault-extraction process with calibrations to characterize a fractured basement reservoir, Yufutsu, Japan

Tetsuya Tamagawa, Kazuhiko Tezuka, Noriyoshi Tsuchiya

AAPG Bulletin

... and future trends in seismic attributes: The Leading Edge, v. 27, p. 298318.Chopra, S., V. Sudhakar, G. Larsen, and H. Leong, 2000, Azimuth-based coherence...

2012

Effects of internal gradients on pore-size distribution in shale

Christian Obasi, and Jack Pashin

AAPG Bulletin

... additional relaxation of transverse magnetization because of the dephasing of spin coherence. We focus on the relaxation in inhomogeneous field...

2018

Thermal properties of sedimentary rocks in the Tarim Basin, northwestern China

Xianglan Li, Shaowen Liu, and Changge Feng

AAPG Bulletin

..., and L. C. Li, 1995, Tectonic evolution and regional structural geology: Book series on petroleum exploration in the Tarim Basin [in Chinese]: Beijing...

2019

An uncertainty approach to estimate recoverable reserves from the Bakken petroleum system in the North Dakota part of the Williston Basin

Cosima Theloy, Jay E. Leonard, and Sarah C. Smith

AAPG Bulletin

... data, published temperature data, gas–oil ratios from production data, and regional coherence of the calibrated well models with each other. To attain...

2019

Alternative workflow for three-dimensional basin modeling in areas of structural complexity: Case study from the Middle Magdalena Valley, Colombia

Román Eugenio González, Carlos Orlando Suárez, Iván Camilo Higuera, and Luis Ernesto Rojas

AAPG Bulletin

... possible solutions. With that in mind, it should be pointed out that any one structural model should be validated not only for its geometric coherence...

2020

Log evaluation, borehole image interpretation, and core calibration of deep-water reservoir rocks: A case study in the Gulf of Mexico

Chunming Xu

AAPG Bulletin

... flow velocity. When clay content, and thus flow coherence, in the sandy bottom flow reduce to a critical level, ambient water begins to fill in between...

2022

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