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The AAPG/Datapages Combined Publications Database
Showing 519 Results. Searched 200,756 documents.
Custer Formation of Texas
Robert Roth
AAPG Bulletin
... in the Zion Canyon, Utah, where the formation is known as the White Cliff sandstone. In both places these parabolic lines of bedding may be followed for 100...
1937
A review of ice and tide observations in the Bay of Fundy
Con Desplanque, David J. Mossman
Atlantic Geology
... of the water depth (Kjerfve, 1988). Rectangular cross-sectional areas are able to discharge much more water than either parabolic or triangular cross...
1998
The Wave-Dominated William River Delta, Lake Athabasca, Canada: Its Morphology, Radar Stratigraphy, and History
Derald G. Smith, Harry M. Jol, Norman D. Smith, Raymond A. Kostaschuk, Cheryl M. Pearce
Special Publications of SEPM
... PARABOLIC DUNES N 0 10 km 20 30 FIG. 1.—Landsat imagery of eastern Lake Athabasca, showing the lobate William River delta (south shore...
2005
Population Breaks in Grain-Size Distributions of Sand--A Theoretical Model
Kweku-Mensah O. Sagoe, Glenn S. Visher
Journal of Sedimentary Research (SEPM)
... parabolic configuration as a result of the "Hjulstrom Effect" (Blatt, Middleton, and Murray, 1972, p. 90). Derivation of the drag coefficient where the flow...
1977
Regional and Local Components in Facies Maps
W. C. Krumbein
AAPG Bulletin
... surface tilted to the southwest at a rate of about 20 feet to the mile. The quadratic term develops a parabolic surface concave in a north-south direction...
1956
Concepts of Facies
Curt Teichert
AAPG Bulletin
.... Subdivisions are "linear facies" for unsorted sediments and parabolic, logarithmic and hyperbolic facies according to the shape of the granulometric curves...
1958
Deltas: Chapter 7
Daniel A. Busch
AAPG Special Volumes
..., spreading of the lateral boundaries decreases downstream so that a parabolic shape develops in which the width of the jet of turbid water is of the order...
1974
Graphic Presentation and Statistical Analysis of Sedimentary Data: Part 7. Methods of Study
W. C. Krumbein
AAPG Special Volumes
... similarly be used to test for parabolic or hyperbolic functions. A third device which is often of use in studying sedimentary data is a scatter diagram...
1939
Simulating the Three-Dimensional Distribution of Sediment Units in Braided-Stream Deposits: SPECIAL SECTION: AQUIFER STRATIGRAPHY
Erik K. Webb
Journal of Sedimentary Research (SEPM)
... relationships (Fig. 1B). A topographic surface is developed from channel location along with total width and depth, by assuming a parabolic channel cross...
1994
Stratigraphy of Non-Marine Upper Jurassic and Lower Cretaceous Rocks, Southern Big Horn Mountains, Wyoming
Arthur Mirsky
AAPG Bulletin
... origin, and the preservation of a complete crescent-shaped dune clearly proves it. (Whether the dune is a barchan or a parabolic dune is not known...
1962
Intraplate Stresses and the Tectono-Stratigraphic Evolution of the Central North Sea: Chapter 35: North Sea and Barents Shelf
H. Kooi, S. Cloetingh
AAPG Special Volumes
... of parabolic equations: Journal of Computational and Applied Mathematics, v. 3, p. 155-166. Watts, A.B., 1982, Tectonic subsidence, flexure and global...
1989
Quaternary Facies Assemblages and Their Bounding Surfaces, Chesapeake Bay Mouth: An Approach to Mesoscale Stratigraphic Analysis
Brian Parsons,, Donald J.P. Swift, Kenneth Williams
Journal of Sedimentary Research (SEPM)
... the alternate discharge. The convergence of two tidal shoals towards the blind end of a tidal sulcus leads to the formation of a "parabolic" tidal shoal...
2003
Hydraulic-Jump and Hyperconcentrated-Flow Deposits of a Glacigenic Subaqueous Fan: Oak Ridges Moraine, Southern Ontario, Canada
H.A.J. Russell, R.W.C. Arnott
Journal of Sedimentary Research (SEPM)
... jets the rate of lateral spreading decreases downstream such that the expanding efflux develops a parabolic shape with width increasing at about three...
2003
Holocene Depositional History of the Burdekin River Delta of Northeastern Australia: A Model for a Low-Accommodation, Highstand Delta
Christopher R. Fielding, Jonathon D. Trueman, Jan Alexander
Journal of Sedimentary Research (SEPM)
... to this lobe are still well preserved on the modern lower delta plain, notably remnants of well-preserved sets of beach ridges with associated parabolic...
2006
Model for Sandstone-Carbonate "Cyclothems" Based on Upper Member of Morgan Formation (Middle Pennsylvanian) of Northern Utah and Colorado
Steven G. Driese , R. H. Dott, Jr.
AAPG Bulletin
... considerably. Deformation may be expressed as simple oversteepened foresets or as spectacular parabolic overturned cross-beds that were deformed...
1984
Three-dimensional structure of experimentally produced clay smears: Implications for fault seal analysis
N. Bozkurt Ciftci, Silvio B. Giger, Michael B. Clennell
AAPG Bulletin
... of the experiments presented, its contribution would be small, and the resulting clay distribution is not compatible with the strong parabolic decrease in the CSP...
2013
A geometrically based method for predicting stress-induced fracture aperture and flow in discrete fracture networks
Kevin Bisdom, Giovanni Bertotti, and Hamidreza M. Nick
AAPG Bulletin
... distribution and shear displacement (Figure 3D). The shear displacement versus fracture orientation trend still has a parabolic shape, similar...
2016
Estimation of detachment depths and displacements from the area–depth markers of contractional growth structures: Testing the “inverse line” concept
Sam Rivas-Dorado
AAPG Bulletin
... to a quadratic function. The parabolic shape characteristic of second-order polynomials is best observed in models with low displacement rates relative...
2023
Modern Sedimentary Facies of the Open Pacific Coast and Pleistocene Analogs from Monterey Bay, California
W. R. Dupre, H. E. Clifton, R. E. Hunter
Pacific Section SEPM
... slopes of parabolic dunes. Crossbed azimuths in c o a s t a l dunes are commonly bimodal due t o the interaction of sand and vegetation (Goldsmith, 1978...
1980
Tides and their seminal impact on the geology, geography, history, and socio-economics of the Bay of Fundy, eastern Canada
Con Desplanque, David J. Mossman
Atlantic Geology
... of the water depth. Rectangular cross-sectional areas are able to discharge much more water than either parabolic or triangular cross-sectional areas...
2004
Sedimentology and Quaternary Geomorphology of South Texas Supplementary to Field Trip Manual "Sedimentology of South Texas" Corpus Christi Geological Society Spring Field Trip 1958
W. Armstrong Price
GCAGS Transactions
..., there are fields of parabolic dunes in Mexico the outlines of which have not been mapped. The Banner Complex Figure 7 shows a diagram of a dune...
1958
Late Miocene-Pliocene Detachment Faulting and Pliocene-Recent Basin-and-Range Extension Inferred from Dismembered Rift Basins of the Salt Lake Formation, SE Idaho
Susanne U. Janecke, Stephanie M. Carney, Michael E. Perkins, Jeffrey C. Evans, Paul K. Link, Robert Q. Oaks Jr., Barbara P. Nash
Rocky Mountain Section (SEPM)
...: Boulder, Colorado, Geological Society of America, p. 583–608. Anders, M. H., Geissman, J. W., Piety, L. M., and Sullivan, J. T., 1989, Parabolic...
2003
Dilation Brecciation A Proposed Mechanism of Fracturing, Petroleum Expulsion and Dolomitization in the Monterey Formation, California
P. O. Roehl
Pacific Section SEPM
.... The parabolic envelope for tension joins the straight 1 ine at x- TENSION COMPRESSION Figure 21. Failure envelopes illustrating (A) failure caused...
1981
Energy in China: Summary
A.A. Meyerhoff, Chin Chen, Maurice Kamen-Kaye, K.P. Wang, Jan-Olaf Willums
Circum Pacific Council Publications
.... Several types of solar cookers are in use. There are more than 5,500 parabolic trough concentrating types of solar cookers in daily service...
1982
Response of the Shelf Floor to Flow
Donald J. P. Swift
Special Publications of SEPM
... a teristic parabolic velocity curve. Momentum is less) however, eddies are damped out. few cm or transfered downwards through this "viscous sublayer" mainly...
1986