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The AAPG/Datapages Combined Publications Database
Showing 10,235 Results. Searched 200,691 documents.
Pisoliths, Ooliths and Calcareous Growths in Limestone Caves at Port Campbell, Victoria, Australia
George Baker, M.Sc., A. C. Frostick
Journal of Sedimentary Research (SEPM)
... clumps. Growth was evidently initially laterally away from the stalagmite, thus building up the flange surface, but later reverted to vertical downward...
1951
Bu Hasa Field--United Arab Emirates, Rub al Khali Basin, Abu Dhabi
A. S. Alsharhan
AAPG Special Volumes
... by the shales of the Nahr Umr Formation. The unit is characterized on logs by a gamma-ray intensity decrease downward and a neutron increase where...
1993
Permian and Pennsylvanian Sediments Exposed in Central and West-Central Oklahoma
Darsie A. Green
AAPG Bulletin
... and downward since the presentation of the paper at the Tulsa meeting in March, 1936. The sediments of central Oklahoma are primarily non-marine...
1936
Heart Mountain and South Fork Thrusts, Park County, Wyoming
William G. Pierce
AAPG Bulletin
... of Sunlight Creek the fault plane descends westward until it reaches the floor of the valley; whether it actually extends downward below the valley floor...
1941
Upper Cretaceous Stratigraphy of West Side of Sacramento Valley South of Willows, Glenn County, California
J. M. Kirby
AAPG Bulletin
... drilled south of the outcrop section of the Chico series at Marysville Buttes, previously described, show a downward continuation of the lowest exposed...
1943
Paleozoic Rocks of Northern and Central Alaska: Regional Arctic Geology of Alaska
William P. Brosge , J. Thomas Dutro Jr.
AAPG Special Volumes
... westward continuation of the Selwyn basin of the Yukon, offset somewhat by the Tintina fault. The two arches correspond to the northern and southern limits...
1973
Lithospheric Flexure and Related Base-level Stratigraphic Cycles in Continental Foreland Basins: An Example from the Putumayo Basin, Northern Andes
John Londono, Juan M. Lorenzo, Victor Ramirez
AAPG Special Volumes
... deflection modeled in this article preclude the need to invoke dynamic topography as a downward force acting on the plate and creating extra...
2012
Early Diagenesis of California Basin Sediments in Relation to Origin of Oil
K. O. Emery , S. C. Rittenberg
AAPG Bulletin
... and of the sill of each basin. A continuation of these processes is revealed by a parallel study of the sediments of the now completely filled Los Angeles Basin...
1952
Oil Fields of Mercedes Region, Venezuela
Joseph M. Patterson , Joe G. Wilson
AAPG Bulletin
.... The Roblecito formation represents a continuation of deposition initiated by the La Pascua. The Oligocene sea remained relatively deep in northwestern Guarico...
1953
The Development of a Lower Jurassic Carbonate Tidal Flat, Central High Atlas, Morocco. 2: Diagenetic History
Christopher J. Burgess
Journal of Sedimentary Research (SEPM)
... preserved even in the most dolomitized specimens. Continuation of gravity cementation may result in the formation of pisoliths which are elongate...
1979
Petrology of Clay Minerals in the Subsurface Morrison Formation Near Crownpoint, Southern San Juan Basin, New Mexico: An Interim Report
C. Gene Whitney
AAPG Special Volumes
... is that the components for kaolinite were derived from the Westwater Canyon Member updip and carried downward by meteoric waters. This idea is supported by the fact...
1986
Central Appalachian Tectonics and the Deep Basin
Herbert P. Woodward
AAPG Bulletin
... downward by customary calculations; that the true configuration of the top of the basement may not be calculated implicitly from the assumed thickness...
1964
Partial Ponding of Turbidite Systems in a Basin with Subtle Growth-Fold Topography: Laingsburg-Karoo, South Africa
Martin Grecula,, Stephen Flint, Graham Potts, Deville Wickens, Stephen Johnson
Journal of Sedimentary Research (SEPM)
... and lateral continuation of a large proportion of the channel-fill deposits into overbank area. B) Detail of proximal overbank/levee unit adjacent...
2003
Paleohydrology of Ancient Dolomites: Geochemical Evidence
L. S. Land , M. R. I. Salem , D. W. Morrow
AAPG Bulletin
.... Continuation of this process results in a limestone in which strontium values increase in the outflow direction. Absolute values of strontium...
1975
Crossing conjugate normal faults in field exposures and seismic data
David A. Ferrill, Alan P. Morris, Ronald N. McGinnis
AAPG Bulletin
... the early crossing faults (heavy red lines in Figure 5b). In a listric fault interpretation, the hanging-wall faults tip downward against the listric master...
2009
The Mississippi River Depositional System: A Model for the Gulf Coast Tertiary
James M. Coleman, Harry H. Roberts
New Orleans Geological Society
... reflectors that climb stratigraphically upward and can account for up to one-third of the channel fill. Discontinuous reflectors, generally bending downward...
1991
Dense Zones of the Kharaib Formation (Lower Cretaceous), United Arab Emirates
Stephen N. Ehrenberg, Qiong Wu
Journal of Sedimentary Research (SEPM)
... by Strohmenger et al. (2010). Similarly, the DB can be seen as the downward continuation of the same third-order trend, passing from grain-poor wackestone...
2019
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)
... and an overriding dilute fully turbulent collisional layer. The thickness of each zone depends on variations in applied shear stress, grain size, and downward...
2003
Subsurface Sequence Stratigraphy of the Manzanita Limestone Member, Cherry Canyon Formation, Northern Delaware Basin, New Mexico and West Texas
Willis W. Tyrrell, Jr., John A. Diemer, Gorden L. Bell, David H. Griffing
West Texas Geological Society
... section between two siliciclastic beds in well 18. Below the Shattuck Member in wells 18 and 19 is the Goat Seep Reef which extends downward and can be seen...
2004
Road Logs for RMAG Snowmass Conference, Sept. 29-30, 1977
Val L. Freeman, Bruce Bryant
Rocky Mountain Association of Geologists
... in stream gulley to left. This fault has been mapped as a continuation of the Elk Range thrust, but here stratigraphic separation is small and the fault...
1977
The Oil Fields of Ventura County, California
N. L. Taliaferro, F. S. Hudson, W. N. Craddock
AAPG Bulletin
... of the most important mountain systems of Ca ifornia--the coast ranges, the Sierra Nevada (or rather their southern continuation, the Tehachapi Mountains...
1924
Geology and Recurrent Movement History of the Bismark-Spanish Peaks-Gardiner Fault System, Southwest Montana
John M. Garihan, Christopher J. Schmidt, Susan Wygant Young, M. Arthur Williams
Rocky Mountain Association of Geologists
... continuation is unknown (Ruppel, 1972). Several writers have speculated whether it extends to the vicinity of Rattlesnake Mountain, west of Cody...
1983
Organization of Stratigraphic Nomenclature for the San Joaquin Basin, California
David C. Callaway
Pacific Section of AAPG
..., the continuation of the Upper Waltham shale at Coalinga and additional Catskip sand fans at Reef Ridge (Ingersoll, 1988). Cretaceous Santonian 84 ma...
1990
The Bass, Gippsland and Otway Basins, Southeast Australia: A Branched Rift System Formed by Continental Extension
M. A. Etheridge, J. C. Branson, P. G. Stuart-Smith
CSPG Special Publications
...), or it may pass downward into distributed zones of simple or pure shear (Lister et al., 1986a; in press). In either case, the upper crustal extension...
1987
From Transition Zone to Core Complex: Deep Reflection Seismic Imaging of the Basin and Range, Southeast Arizona
Joseph M. Kruger, Roy A. Johnson
Pacific Section of AAPG
... or an abrupt downward decrease in moderately reflective lower crust. Lower crustal reflectivity is interpreted as late Oligocene through middle Miocene...
2001