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The AAPG/Datapages Combined Publications Database
Showing 714 Results. Searched 200,673 documents.
Medano Creek, Colorado, a Model for Upper-Flow-Regime Fluvial Deposition
Richard Langford, Bryan Bracken
Journal of Sedimentary Research (SEPM)
... that "sinusoidal" (trochoidal), two-dimensional antidune forms always migrate upstream during growth. This type of antidune is the most commonly recognized...
1987
Storm-dominated Sedimentation on the Inner Shelf of the Canadian Beaufort Sea
Philip R. Hill , Odette C. Nadeau
Journal of Sedimentary Research (SEPM)
... are significantly attenuated without breaking, but in the same area, where waves traveled across "consolidated clay," the waves "are more sinusoidal and break...
1989
On the Labeling, Length, and Objective Basis of Fischer Plots
P. M. Sadler, D. A. Osleger, I. P. Montanez
Journal of Sedimentary Research (SEPM)
.... The sum of several sinusoidal components with different periods and amplitudes is one such model; properly tuned, it might mimic global eustatic...
1993
Combined-Flow Generation of Sole Structures, Including Recurved Groove Casts, Associated with Lower Carboniferous Lacustrine Storm Deposits in Nova Scotia, Canada
A. Thomas Martel, Martin R. Gibling
Journal of Sedimentary Research (SEPM)
.... 5). To quantify the relative motion of the tools creating the grooves, a simple system of measurement was devised (Fig. 7). A line that passes...
1994
Changes in Rate of Transgression Across the Permian White Rim Sandstone, Southern Utah
Diane L. Kamola , Jacqueline E. Huntoon
Journal of Sedimentary Research (SEPM)
... change with time. While an essentially sinusoidal variation in sea level is assumed for sequence-stratigraphic models (Posamentier et al. 1988; Jervey...
1994
Formalizing Geological Knowledge--With an Example of Modeling Stratigraphy Using Fuzzy Logic
Ulf Nordlund
Journal of Sedimentary Research (SEPM)
... data for the simulation were as follows: (1) A sinusoidal sea-level curve with an amplitude of 30 m and a cycle length of 20,000 yr. (2) A tectonic...
1996
Principles of Regression and Transgression: The Nature of the Interplay Between Accommodation and Sediment Supply: PERSPECTIVES
Tetsuji Muto , Ron J. Steel
Journal of Sedimentary Research (SEPM)
... of an assumed, sinusoidal eustatic curve (Posamentier et al. 1988; see also Helland-Hansen and Gjelberg 1994; Hunt and Tucker 1995). In terms...
1997
Shoreline Autoretreat Substantiated in Flume Experiments
Tetsuji Muto
Journal of Sedimentary Research (SEPM)
... model has highlighted the correlation of individual systems tracts to specific segments of a sinusoidal eustatic sea-level curve. The regime model...
2001
Carbonate Facies and Sedimentation of Patch Reefs off Bermuda
Clifton F. Jordan, Jr.
AAPG Bulletin
...) sinusoidal relation between size and sorting. Generally, Bermudan reef sediments with best and poorest sorting values are 2-3 phi units coarser in mean size...
1973
Restoration of Cross Sections Above Intrusive Salt Domes
Roger C. Brewer , Richard H. Groshong, Jr.
AAPG Bulletin
... are consistent with the stress distributions over both sinusoidal and vertical-block uplifts (Sanford, 1959), but are only seen experimental y in steep-sided...
1993
Permeability characterization of distributary mouth bar sandstones in Prudhoe Bay field, Alaska: How horizontal cores reduce risk in developing deltaic reservoirs
Robert S. Tye, James J. Hickey
AAPG Bulletin
... views on how lithofacies and permeability are distributed in fluvially dominated distributary mouth bars. Following this insight, a sinusoidal...
2001
Displacement distributions on extensional faults: Implications for fault stretch, linkage, and seal
S. A. Stewart
AAPG Bulletin
... models was characterized by an approximately sinusoidal form (Figure 4e), having no angular apex at Dmax and a gradually tapering displacement...
2001
Viscosity and other rheological properties of bitumen from the Upper Devonian Grosmont reservoir, Alberta, Canada
Yi Zhao, Hans G. Machel
AAPG Bulletin
... in the bitumen. Conversely, higher temperatures also result in greater Brownian motion of molecules, which makes it harder to obtain stable viscosity...
2012
Innovative methods for flow-unit and pore-structure analyses in a tight siltstone and shale gas reservoir
Christopher R. Clarkson, Jerry L. Jensen, Per Kent Pedersen, Melissa Freeman
AAPG Bulletin
..., except perhaps in the upper 2 m (6.6 ft) of the data set. However, above 2209 m (7247 ft), cyclic (sinusoidal) changes in permeability appear to occur...
2012
The fluvial and lacustrine sedimentary systems and stratigraphic correlation in the Upper Triassic Xujiahe Formation in Sichuan Basin, China
Chunming Xu, Jean-Michel Gehenn, Dahua Zhao, Geyun Xie, and Mee-Kee Teng
AAPG Bulletin
... depth; GR = gamma ray; NEU = neutron; DEN = density. The sinusoidal features on BHI are planar to semiplanar surfaces in the rocks intersected...
2015
Short Junction Field Core Description and Petrophysical Analysis of the Hunton Group, Cleveland County, Oklahoma; #51217 (2016)
Tim Hunt, John Speight, Huabo Liu, Valentina Vallega, Curtis Helms, Julio Garcia
Search and Discovery.com
... beddings. Some longitudinal induced fractures might indicate deformation caused by overburden (Left and Below) Sinusoidal features characterizing bed...
2016
Evidence for Dynamic Climate Change on Sub-106-Year Scales from the Late Paleozoic Glacial Record, Tamworth Belt, New South Wales, Australia
Lauren P. Birgenheier, Christopher R. Fielding, Michael C. Rygel, Tracy D. Frank, John Roberts
Journal of Sedimentary Research (SEPM)
... ripple cross-lamination, trough cross-bedding, soft-sediment deformation features, sinusoidal ripples, and/or siltstone intraclasts (Fig. 10F). Sandstone...
2009
Mechanics of Basin Evolution and Its Relation to the Habitat of Oil in the Basin: Topical Papers
K. F. Dallmus
AAPG Special Volumes
... which gives an approximation of the length of any type of sinusoidal curve.(FOOTNOTE 4) [EQUATION] Where S = length of curve between lowest points 2h...
1958
Controls on Evolution of Cambrian-Ordovician Passive Margin, U.S. Appalachians
J. F. Read
Special Publications of SEPM
...; horizontal scale is time. Sinusoidal curve is track of Milankovitch sea-level fluctuations with time. These are superimposed on gradually falling (third...
1989
Sequence Stratigraphy and Relative Sea-Level History of the Cretaceous to Eocene Passive Margin of Northeastern Venezuela and the Possible Tectonic And Eustatic Causes Of Stratigraphic Development
Johan P. Erikson, James L. Pindell
Special Publications of SEPM
... are mosl relevanl to the stratigraphic development of the northeastern Venezuelan passive margin I a Hauterivian anomaly M 10 plate motion change between...
1998
Comparison of Structural Styles and Giant Hydrocarbon Occurrences within Four Active Strike-slip Regions: California, Southern Caribbean, Sumatra, and East China
Paul Mann
AAPG Special Volumes
...., and R. G. Gordon, 2001, Present tectonic motion across the Coast Ranges and San Andreas fault system in central California: Geological Society...
2012
Taphonomy of modern marine Bahamian microbialites
Noah Planavsky, Robert N. Ginsburg
PALAIOS
... (Fig. 5A). Vertical sections through the microbialites also reveal elongated vugs, some of which are sinusoidal. The elongated and circular vugs...
2009
Depositional Systems, Upper Cretaceous Mancos Shale and Mesaverde Group, Northwestern Colorado: Part II
Louise W. Kiteley
Rocky Mountain Section (SEPM)
... and Mineralogists, Short Course Notes 2, Dallas, Texas, April 5, 1975. Hays, J. D., and Pitman, W. L., 1973, Lithospheric plate motion, sea-level...
1981
Full-Resolution 3D Radar Stratigraphy of Complex Oolitic Sedimentary Architecture: Miami Limestone, Florida, U.S.A.
Adrian Neal, Mark Grasmueck, Donald F. McNeill, David A. Viggiano, Gregor P. Eberli
Journal of Sedimentary Research (SEPM)
... dips more gently (12°) to the south. The reflections associated with F13 are therefore interpreted as sets of cross-beds deposited by sinusoidal sand...
2008
Proterozoic Shearing in the Area of the Old Mining Camps of Spencer and Vulcan, Gunnison Gold Belt, Gunnison and Saguache Counties, Colorado
James A. Dockal
Rocky Mountain Association of Geologists
... of the crystals probably lying in a plane that reflects SA. However, these are crosscut by sinusoidal lines of hornblende crystals with a moderate...
2010