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The AAPG/Datapages Combined Publications Database
Showing 492 Results. Searched 195,452 documents.
Eolian Environment: Chapter 3
Edwin D. McKee, William C. Ward
AAPG Special Volumes
...-upward foreset structures distinctive of many parabolic-type dunes. This structure, common in Bermuda, has been discussed by MacKenzie (1964a, 1964b) who...
1983
Introduction to Eolian Deposits
Thomas S. Ahlbrandt, Steven G. Fryberger
AAPG Special Volumes
... stringers (an elongate sand sheet). Dunes with one slipface include barchan, barchanoid ridge, and transverse ridge dunes (Fig. 3A). Blowout and parabolic...
1982
RECOGNIZING TRACES OF SNAIL PREDATION ON THE CARIBBEAN SAND DOLLAR LEODIA SEXIESPERFORATA
TOBIAS B. GRUN
PALAIOS
... range from concave parabolic to sigmoidal. The collected tests reveal a drilling intensity of 59.5% with only three individuals (1.74%) featuring...
2017
Genetic Significance of Deformed Cross Bedding--With Examples from the Navajo and Weber Sandstones of Utah
T. W. Doe , R. H. Dott, Jr.
Journal of Sedimentary Research (SEPM)
... either at the depositional interface or after burial due to liquefaction of saturated sand. Excess pore pressure and liquefaction required for parabolic...
1980
Modern and Ancient Analogues for Complex Eolian Reservoirs; #51401 (2017)
Steven G. Fryberger, Caroline Y. Hern, Nick Jones
Search and Discovery.com
... Abstract Complex dunes, such as linear, star, reversing and parabolic, are common in modern depositional environments (Breed et al., 1979; Fryberger...
2017
Stratification Styles in Eolian Sandstones: Some Pennsylvanian to Jurassic Examples from the Western Interior U.S.A.
Ralph E. Hunter
Special Publications of SEPM
... b c Schematic maps showing relation of lee eddy winds to lee slope orientation d on barchanoid a parabolic longitudinal d dunes Based...
1981
Chapter 4: Eolian Stratification
S. G. Fryberger
Rocky Mountain Section (SEPM)
... by vegetation, the parabolic dune, is common at Great Sand Dunes. Cross stratification in these dunes consists mainly of ripple strata on the arms...
1990
The Great Sand Dunes of Southern Colorado
Ross B. Johnson
Rocky Mountain Association of Geologists
... National Monument w e r e mapped according to the classification of Hack (1941, p. 240-245) a s t r a n s v e r s e , parabolic, and longitudinal dunes...
1968
Orca Basin, Anoxic Depression on the Continental Slope, Northwest Gulf of Mexico: 5. Intraslope Basins
P. K. Trabant , B. J. Presley
AAPG Special Volumes
... (Fig. 3), where strong acoustic returns and parabolic reflectors suggest mass slumping as observed by Bouma et al (this volume). Further evidence...
1978
Primary Structures in Some Recent Sediments
Edwin D. McKee
AAPG Bulletin
..., such as the longitudinal and parabolic, need to be examined and analyzed. Most important, however, are marine environments for which no detailed record of structures is yet...
1957
Stratigraphic Change in Organic Composition Demonstrated by Oil Specific Gravity-Depth Correlation in Tertiary Green River Oil Shales, Colorado
John Ward Smith
AAPG Bulletin
... 2 for samples from Equity Oil Company's Sulfur Creek No. 11 well (sample set 5, Fig. 1). CORRELATION COMPUTATION Parabolic equations of the general...
1963
Three-Dimensional Surface-Based Modeling and Flow Simulation of Heterolithic Tidal Sandstone Reservoirs, #40983 (2012)
Benoit Y. G. Massart, Matthew D. Jackson, Gary J. Hampson, Berit Legler, Howard D. Johnson, Christopher A.-L. Jackson, Ayana M. Breheret, Justine Daboer, Ngozi Onokwai, Oluwole Talabi, Rodmar Ravnas, Marcus Sarginson
Search and Discovery.com
... statistics: o Foreset thickness Ft o Curvature C : Parabolic curve Dx2+Ex o Aggradation angle δ o Toeset dipping angle α Mudstone frequency function...
2012
The Northern Australia - Eastern Indonesia- PNG Super Gas Province: Why So Much Gas and So Little Oil?; #10475 (2013)
Peter M. Barber and Jim Winterhalder
Search and Discovery.com
... indication of the YTF 2 case examples presented of log /parabolic function 1. Carnarvon Basin: Maturing E & P Province 2. Papua Basin: Immature...
2013
Analyzing Spatial Patterns in Modern Carbonate Sand Bodies From Great Bahama Bank
Paul M. Mitch Harris, Samuel J. Purkis, James Ellis
Journal of Sedimentary Research (SEPM)
... not as long and they are typified by irregular, even parabolic shapes that trend in multiple directions. The sandbars to the west are set back from...
2011
Rock fabric controls on pore evolution and porosity–permeability trends in oolitic grainstone reservoirs and reservoir analogs
Hamilton M. Goodner, Eugene C. Rankey, Chi Zhang, and W. Lynn Watney
AAPG Bulletin
...) to transform thin-section distributions to sieve-size distributions. The cumulative frequency curves of these distributions facilitate the graphical...
2020
Point Pleasant Park: Bedrock Erosion by Glacier Ice and Flowing Water
Peter Wallace
Atlantic Geoscience Society Special Publications
... and sinuous • mussel-shell-shaped depression—a parabolic depression convex to flow direction with a sharp upflow and indistinct merging downflow rim...
1998
Slide Rule Seismic Computations
Robert H. Mansfield
Oklahoma City Geological Society
... be straight, parabolic, circular, etc. A common practice is to obtain plotting charts prepared by others at considerable time and expense. These can...
1958
Listening from a Distance
Ted Moon
GEO ExPro Magazine
... the collective listening power of an array of hundreds or thousands of geophones to create something akin to a parabolic dish microphone that can...
2011
Emphasizing Vibrations
Paul Wood
GEO ExPro Magazine
... force at low frequencies, the main constraint on the signal is the mass displacement, the parabolic red curve. Between 4 to 10 Hz, the hydraulic fluid...
2011
The Core Research Centre, Calgary Alberta
Elvira M. Shima, J. R. Pow
CSPG Special Publications
... considered in details such as the parabolic overhead lights, height-adjustable core and microscope tables, and the comfortable spacious lounge area...
1984
Eolian Stratification and Beach-to-Dune Transition in a Holocene Carbonate Eolianite Complex, Isla Cancún, Quintana Roo, Mexico
Robert G. Loucks, William C. Ward
Special Publications of SEPM
... along the Isla Cancun barrier island coalescing parabolic dunes forming a ridge parallel to the present shoreline The dunes comprise the Blanca eolianite...
2001
Long Distance Transport of Foraminiferal Tests by Wind in the Thar Desert, Northwest India
A. S. Goudie, C. H. B. Sperling
Journal of Sedimentary Research (SEPM)
... or presence of Foraminifera is indicated. The sand formations themselves, which consist mainly of clustered parabolic and obstacle dunes, have been...
1977
A Technique for Detecting Grain Motion in Wind Tunnels and Flumes: METHOD PAPER
William G. Nickling, Miles Ecclestone
Journal of Sedimentary Research (SEPM)
... monitoring the changes in beam power difficult. Although this is a limitation to the present system, improved optics including the use of parabolic front...
1980
Simulation of Light Hydrocarbon Migration in a Stacked Petroleum Reservoir at Teapot Dome, Wyoming, with Pressurization During Carbon Dioxide Sequestration
Ronald W. Klusman
AAPG Special Volumes
... of handling the parabolic and elliptic equations to be solved in this method.The following was taken from Tek et al. (1966), where the parabolic...
2009
The Impact of Oil Viscosity Heterogeneity on Production Characteristics of Heavy Oil and Tar Sand(HOTS) Reservoirs
Steve Larter
Search and Discovery.com
... viscosity gradients distant from well control in HOTS reservoirs. We describe why we find curved, parabolic or even exponential viscosity depth profiles...
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