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The AAPG/Datapages Combined Publications Database
Showing 10,856 Results. Searched 196,374 documents.
Contingency Planning for Deepwater Spill Scenarios
Yoppy Tan
Indonesian Petroleum Association
... (Zheng et al, 2000). Preliminary calculations suggest that a trail of oil could travel beneath the surface for many kilometers and many hours after...
2011
Bizarre forms of Depositional and Diagenetic Calcite in Hot-Spring Travertines, Central Italy
Robert L. Folk, Henry S. Chafetz, Pamela A. Tiezzi
Special Publications of SEPM
... is precipitated where water is flowing rapidly and resist weathering, yet it could be cut like wood and becoming oxygenated (approximately 2H2S + O2...
1985
The East Arguni Block: Hydrocarbon Prospectivity in the Northern Lengguru Foldbelt, West Papua
Richard D. Kendrick, Kevin C. Hill, Scott W. McFall, Meizarwin, Alasdair Duncan, Edward Syafron, Bhakti H. Harahap
Indonesian Petroleum Association
... minerals were noted in some samples. Bedding often appeared massive with overall thickness estimates reaching 300m. Some weathering was apparent in all...
2003
Reservoir Characterizations of Pre-Tertiary Basement Fracture and Its Implication to The Production Behavior. A Case Study of Pase Field North Sumatra Basin Indonesia
Mirzal Nur Ardhie
Indonesian Petroleum Association
... is considered as a low-grade metamorphosed metagraywacke basement which undergone intense weathering process. Meanwhile, the lower part is the genuine high...
2022
Experimental Study of Rock Fragments
Sam Boggs, Jr.
Journal of Sedimentary Research (SEPM)
... indicated that calculations based on measurement of 100 grains gave reasonably reliable mean values. Because of the prevalence of elongated or tabular grains...
1968
Environmental Studies of Carboniferous Sediments. Part II: Application of Geochemical Criteria
E. T. Degens, E. G. Williams, M. L. Keith
AAPG Bulletin
...------------------------------ Fig. 1. (after E. G. Williams, 1957) End_Page 983------------------------------ bluish gray weathering calcilutites...
1958
Role of Hurricanes in the Holocene Stratigraphy of Estuaries: Examples from the Gulf Coast of Florida
Richard A. Davis, Jr., Stephen C. Knowles , Michael J. Bland
Journal of Sedimentary Research (SEPM)
... the bays and/or derived from the Gulf of Mexico; 4) clay minerals derived from weathering of Tertiary and Pleistocene carbonates and clays; and 5...
1989
Neoformed Physils in Ordovician Ooids
Charles E. Weaver
Journal of Sedimentary Research (SEPM)
... transformed to the IIb structure at a burial temperature between 150-200°C. ANTWEILER, R.C., AND DREVER, J.I., 1983, The weathering of a late Tertiary...
1992
A Comparison of Fourier and Fractal Techniques in the Analysis of Closed Forms
Stephen K. Kennedy, Wei-Hsiung Lin
Journal of Sedimentary Research (SEPM)
... by silica, anhydrite, and calcite (Mankiewicz and Steidtmann 1979). The modern sediment released to the streams after weathering retains much...
1992
Weibull vs. Lognormal Distributions for Fluvial Gravels
G.M. Kondolf , A. Adhikari
Journal of Sedimentary Research (SEPM)
... weathering follow the "Rosin Distribution" (e.g., Geer and Yancey 1938; Krumbein and Tisdel 1940), whereas sediments that have undergone extensive...
2000
Reconnaissance Geologic Mapping in Chagai Hills, Baluchistan, Pakistan, by Computer Processing of Landsat Data
Jon D. Dykstra , Richard W. Birnie
AAPG Bulletin
... of the intrusive outcrops ranges from high relief to nearly flat. Surface weathering usually produces a friable residual surface; however, some...
1979
Quantitative characterization of shales within tidally influenced fluvial valley fill deposits of the Ferron Sandstone, eastern Utah: Implications for hydrocarbon exploration
Kivanc Biber, Shuhab D. Khan, Janok P. Bhattacharya, Mark D. Barton, and Craig L. Glennie
AAPG Bulletin
... component of calculations, where improper usage of 3-D distributions can result in errors of more than an order of magnitude (Geehan and Underwood, 1993...
2017
Weathering of Yucatan Limestones: The Genesis of Terra Rosas
W. C. Isphording
New Orleans Geological Society
...Weathering of Yucatan Limestones: The Genesis of Terra Rosas W. C. Isphording 1976 259 274 Aguilera N. (1959) Clays from some soils and calcareous...
1976
Pre-eocene Paleosol South of Tijuana, Baja California, Mexico
Patrick L. Abbott, John A. Minch, Gary L. Peterson
Journal of Sedimentary Research (SEPM)
...), In the Rancho Delicias area south of Tijuana, Baja California, well preserved remnants of an ancient weathering profile are developed on mid-Cretaceous...
1976
Faunas of Tidal Current and Wave-Dominated Continental Shelves and Their Use in the Recognition of Storm Deposits
John B. Wilson
CSPG Special Publications
... of the Ditrupa tubes support the coral Caryophyllia smithii. Width of photograph in midground is 75 cm. Water depth is 137 m. Zones of rippled sand and sand...
1986
Concave Sand Grains in Eolian Environments: Evidence, Mechanism, and Modeling
B. T. Werner , E. Merino
Journal of Sedimentary Research (SEPM)
... to check subjectivity. These criteria are: the concavity must be well rounded; its depth should be > 5-10% of the grain diameter (detectability...
1997
Dolomitization of Lower Cretaceous Peritidal Carbonates By Modified Seawater: Constraints From Clumped Isotopic Paleothermometry, Elemental Chemistry, and Strontium Isotopes
Claire M. Sena,, Cedric M. John, Anne-Lise Jourdan,,† Veerle Vandeginste, Christina Manning
Journal of Sedimentary Research (SEPM)
..., age-equivalent sedimentary rocks in the Oman Interior basins underwent substantial subsidence, and Precambrian deposits presently lie at a depth...
2014
The Occurrence of Polycrystallinity and Undulatory Extinction in Quartz in Sandstones
John R. Conolly
Journal of Sedimentary Research (SEPM)
.... Percentages of polycrystalline quartz present in sandstones can be used for determination of provenance only when corrections are made for differences...
1965
Building a three-dimensional near-surface geologic and petrophysical model based on borehole data: A case study from Chemery, Paris Basin, France
Paola Sala, Marcel Frehner, Nicola Tisato, O. Adrian Pfiffner
AAPG Bulletin
.... 571581, doi:10.1190/1.1441933.Cox, M. J. G., 1999, Static corrections for seismic reflection surveys: Society of Exploration Geophysicists Geophysical...
2013
Preliminary Geochemical and Petrographic Analysis of Lower Eocene Fluvial Sandstones in the Rocky Mountain Region
James D. Vine, Elizabeth B. Tourtelot
Wyoming Geological Association
... as single beds. The samples collected weighed 5 to 10 pounds, and were removed from a small area of outcrop. Weathering rinds, lichens, plant roots...
1970
Chapter 4: Laminae, Laminasets, Beds, and Bedsets
O. R. Lazar, K. M. Bohacs, J. Schieber, J. H. S. Macquaker, T. M. Demko
AAPG Special Volumes
... to lamination. Fissility, however, is not identically equal to lamination—fissility is a by-product of weathering and unloading, and not a unique property...
2022
Carbonate Replacements After Sulfate Evaporites in the Middle Miocene of Egypt
Catherine Pierre, Jean Marie Rouchy
Journal of Sedimentary Research (SEPM)
... buttes where weathering has preferentially eroded the surrounding gypsum/anhydrite sediments (Fig. 2A, B). They also form thinner stratiform bodies...
1988
Origin of Uraniferous Phosphatic Beds in Wilkins Peak Member of Green River Formation, Wyoming
L. V. Mott , J. I. Drever
AAPG Bulletin
.... No special source, other than weathering of volcanic ash, is required for the phosphorus or the uranium. The uraniferous phosphatic beds do not appear...
1983
Structural Analysis and Mapping of the Western Part of the Caddo Anticline, Carter County, Oklahoma
Raphael Louis Ghazal
Oklahoma City Geological Society
... and Brunton. The sections were offset, as much as two miles in some cases, where strata were not well exposed. Trigonometric map calculations were later...
1976
Clay Mineralogy of Weathered Products and of River Sediments, Puerto Rico
Arthur J. Ehlmann
Journal of Sedimentary Research (SEPM)
.... This tentatively indicates halloysite may be an intermediate product in the weathering of the granodiorite. The depth of weathering was below the 10 foot level...
1968