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The AAPG/Datapages Combined Publications Database
Showing 11,101 Results. Searched 200,691 documents.
Regional Stratigraphic Analysis of a Pennsylvanian Carbonate Shelf and Margin in Kansas
W. Lynn Watney, Ricardo A. Olea, John C. Davis
Kansas Geological Society
... basis in subsurface, thus GSU's are used for practical expediency. Surface and near-surface studies in eastern Kansas provide details of depositional...
1999
Recent Calcareous Crusts (Caliche) on Isla Mujeres, Quintana Roo, Mexico: Insights From Isotopic Composition
Philip W. Choquette
New Orleans Geological Society
... of the island is covered by one or more caliche crusts. The most prominent and most easily recognized crusts veneer the present weathering surface (Fig. 2...
1978
Preliminary Evaluation of Potential Construction-Grade Sand, Gravel, and Limestone Deposits on the Ute Mountain Reservation
Michael P. Pantea
Utah Geological Association
... resistance to abrasion, crushing, and weathering processes. If an asphalt surface is desired, the aggregate must maintain its adhesion...
1996
Deformation of Fort Union Formation Near Lignite, North Dakota
R. C. Townsend
AAPG Bulletin
...; but at and near the surface, where weathering and oxidation have been extreme, the beds are various shades of tan, buff, yellow, and red. The upper...
1950
Significant Features of Western Coal Deposits
Charles T. Kirk
AAPG Bulletin
.... Cretaceous and Tertiary coal is normally near the surface, and therefore subject to oxidation and erosion. If the dip slopes and their foot-hills...
1917
Seismic Weathered or Aerated Surface Layer
O. C. Lester, Jr.
AAPG Bulletin
... present in larger and larger proportions near the surface. The few profiles in which velocities lower than that of sound in air had been indicated, were...
1932
A new perspective of surface consistent deconvolution
Dongliang Zhang, Mohammed Almubarak, Constantinos Tsingas
International Meeting for Applied Geoscience and Energy (IMAGE)
... seismic wavelet variations throughout the survey area. To address these variations caused by near-surface factors like weathering, topography...
2024
Quaternary Geology of the Northern San Joaquin Valley
William R. Lettis
Pacific Section SEPM
..., with little cut-and-fill, separated by long periods of surface stability and weathering. If deposition were continuous, even with shifting loci...
1988
Geological Characterization of Vaca Muerta Fm. Through Virtual Outcrops Technology, Neuquén Basin, Argentina
Franco Vittore, Patricio Desjardins, Diego Licitra
Unconventional Resources Technology Conference (URTEC)
... herein. All information is the responsibility of, and is subject to corrections by the author(s). Any person or entity that relies on any information...
2023
Weathering pits versus trample marks: a reinterpretation of the Dinosaur Dance Floor: a Jurassic Navajo Sandstone surface in the Vermilion Cliffs National Monument, Arizona
Brent H. Breithaupt, Marjorie A. Chan, Winston M. Seiler, Neffra A. Matthews
PALAIOS
...Weathering pits versus trample marks: a reinterpretation of the Dinosaur Dance Floor: a Jurassic Navajo Sandstone surface in the Vermilion Cliffs...
2021
Abstract: Benefits of Hydrophones for Land Seismic Monitoring; #90172 (2014)
Eric Forgues, Estelle Rebel
Search and Discovery.com
... the flattened first arrival Swave on the radial and vertical components of the buried and surface near-offset sensors. The 80 2 AAPG Search and Discovery...
2014
A High-Resolution VSP in the Oil Sands for Improved Reservoir Characterization; #41521 (2015)
Mark Morrish, Laurie Bellman
Search and Discovery.com
... near surface conditions. High quality, densely sampled 3D multi-component seismic data were acquired and processed with this in mind. The VSP also...
2015
Structure and Stratigraphy of the Northern Portion of the Grant Range, East-Central Nevada
Douglas H. Kirkpatrick
Utah Geological Association
... unit of reddish-brown weathering, cross bedded dolomitic sandstone is present at the base; Middle Devonian Sevy dolomite: light grey weathering, dense...
1960
Floodplain taphonomic mode of early Miocene vertebrates of southern Patagonia, Argentina
Claudia I. Montalvo, M. Sol Raigemborn, Rodrigo L. Tomassini, Luciano Zapata, M. Susana Bargo, M. Celeste MartÃnez Uncal, Sergio F. VizcaÃno
PALAIOS
... surface (generating the dark coloration), indicates pedogenic or near-surface environments with oxidizing conditions (e.g., Bao et al. 1998...
2019
Mines and Geology of the San Francisco District, Beaver County, Utah
William B. Wray
Utah Geological Association
... deposits, and oxidation and weathering of near-surface ore deposits have resulting in a healthy variety and number of mineral species. The scope...
2006
Abstract: Weathering and Rock Strength
John Kunaraj
Geological Society of Malaysia (GSM)
...Abstract: Weathering and Rock Strength John Kunaraj 276 Weathering and rock strength JOHN KUNARAJ, Jabatan Geologi, Universiti Malaya, Kuala Lumpur...
1982
Abstract: Weathering of Granitic Rocks
John K. Raj
Geological Society of Malaysia (GSM)
... on exposure to atmospheric agents at or near the earth's surface are changed in colour, texture, composition, firmness or form, with little...
1998
Application of Schmidt hammer rebound test for weathering profile classification of granite, Paya Terubong, Penang, Malaysia
Mohamad Anuri Ghazali, Mohd Rozi Umor, Mohd Syafiq Hussin, Abdul Ghani Md. Rafek
Geological Society of Malaysia (GSM)
... at the field. Weathering is an essential process that reduces the mechanical strength of rock material and rock mass at shallow depths from the surface...
2022
Catastrophic Glacial Outburst Floods on the Arkansas River, Colorado
Keenan Lee
Rocky Mountain Association of Geologists
... differentiated from the Bull Lake till by its hummocky surface, the number of boulders exposed, and degree of boulder weathering. The main Pinedale glacier...
2010
Huntington Beach Oil Field, Orange County, California
S. H. Gester
AAPG Bulletin
... Pedro beds consist of loosely consolidated cross-bedded sands, gravels, and silts. The general surface has been smoothed over by natural weathering...
1924
The Development of a New Method of Seismic Velocity Determination
F. P. Kokesh
GCAGS Transactions
... shot holes near the surface location of the well and picking up the resultant seismic energy from successive shots at various depths in the well...
1951
Lissie, Reynosa, and Upland Terrace Deposits of Coastal Plain of Texas Between Brazos River and Rio Grande
Albert W. Weeks
AAPG Bulletin
... Grande rivers are about 100 feet lower in elevation than the gravels on the escarpment near Mirando City, Webb County, located about 30 miles east...
1933
Analysis of Fremont River Strath Terraces in the Area of Capitol Reef National Park, Utah – Implications for Fluvial Landscape Evolution and the Role of Climate Forcing
James L. Eddleman, Samual C. Sorber, Thomas H. Morris, Scott D. Grimshaw, Emily Dastrup, William F. Christensen, Scott L. Morris
Utah Geological Association
... of degree of rock surface weathering and terrain age, in Beck, C., editor, Dating in exposed and surface contexts: Albuquerque, University of New Mexico...
2007
Porosity Enhancement from Chert Dissolution Beneath Neocomian Unconformity: Ivishak Formation, North Slope, Alaska
G. Shanmugam , J. B. Higgins
AAPG Bulletin
...) and related near-surface weathering processes. Subsurface samples from both onshore and offshore wells in the Alaskan North Slope were used in this study...
1988
The Interaction of Volcanism and Sedimentation in the Proximal Areas of a Mid-tertiary Volcanic Dome Field, Central Arizona, U.S.A.
N. R. Riggs, J. C. Hurlbert, T. J. Schroeder, S. A. Ward
Journal of Sedimentary Research (SEPM)
... present in vertical or nearly vertical orientation around the domes. Volcanic domes very commonly bow up near-surface strata as they intrude...
1997