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The AAPG/Datapages Combined Publications Database
Showing 1,906 Results. Searched 200,639 documents.
In Situ Stable Isotopic Evidence for Protracted and Complex Carbonate Cementation in a Petroleum Reservoir, North Coles Levee, San Joaquin Basin, California, U.S.A
Mostafa Fayek , T. Mark Harrison , Marty Grove , Kevin D. Mckeegan , Chris D. Coath , James R. Boles
Journal of Sedimentary Research (SEPM)
... interferences. At this resolution, the contribution to the measurement of the minor isotope from the tail of the interference is estimated to be < 0.1o/oo...
2001
Contact Diagenesis: The Effect of an Intrusion on Reservoir Quality in the Triassic Sherwood Sandstone Group, Northern Ireland
Jennifer M. Mckinley , Richard H. Worden , Alastair H. Ruffell
Journal of Sedimentary Research (SEPM)
... a mode of about 500 md although the proximal face (B) does not have the high-permeability "tail" found in the sandstones distant from the intrusion. FIG...
2001
A New Type of Bedform Produced by Backfilling Processes in a Submarine Channel, Late Miocene, Tabernas-Sorbas Basin, SE Spain
Kevin T. Pickering , David M. Hodgson , Ellen Platzman , Julian D. Clark , Clare Stephens
Journal of Sedimentary Research (SEPM)
... upstream from any intrachannel obstacle, and will tend to show a lateral and downstream fining away from the "tail." Although the seeding process...
2001
Two-Dimensional Paleoslope Modeling: A New Method for Estimating Water Depths of Benthic Foraminiferal Biofacies and Paleoshelf Margins
Stephen F. Pekar , Michelle A. Kominz
Journal of Sedimentary Research (SEPM)
...: North Carolina, Department of Conservation and Development, 128 p. SEN GUPTA, B.K., 1971, The benthonic Foraminifera of the tail of the Grand Banks...
2001
Role of Turbidity Currents in Setting the Foreset Slope of Clinoforms Prograding into Standing Fresh Water
Svetlana Kostic, Gary Parker, Jeffrey G. Marr
Journal of Sedimentary Research (SEPM)
... of the coarse tail of the size distribution that was coarser than 88 µm and thus overlapped in grain size with the black sand. The change in composition...
2002
Chapter 125: Outcrop Characterization of a Passive-margin Channel-complex Set: Isaac Channel 5, Neoproterozoic Isaac Formation, British Columbia, Canada
Ernesto Schwarz, R. W. C. Arnott
AAPG Special Volumes
...., and R. W. C. Arnott, 2003, Coarse tail-graded, structureless strata: Indicators of an internal hydraulic jump, in H. H. Roberts, and N. C. Rosen, eds...
2007
Chapter 127: Depositional Architecture and Evolution of a Deep-marine Channel-levee Complex: Isaac Formation (Windermere Supergroup), Southern Canadian Cordillera
L. Navarro, Z. Khan, R. W. C. Arnott
AAPG Special Volumes
... high-concentration turbulent flows. Normal coarse-tail graded beds suggests differential grain settling during deposition from these concentrated...
2007
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)
... at this stage bypassed the proximal areas, leaving behind only thin-bedded residual or flow-tail sediments. Although the transition between depositional...
2003
Climatic and Tectonic Signature in the Fluvial Infill of a Late Pliocene Valley (Siena Basin, Northern Apennines, Italy)
Mauro Aldinucci, Massimiliano Ghinassi, Fabio Sandrelli
Journal of Sedimentary Research (SEPM)
... coarse-tail normally graded. Planar cross-stratified pebble gravels of lithofacies GB occur as lenticular beds up to 1.5 m thick and a few meters wide...
2007
Stratigraphic and Sedimentologic Controls of Gas in Shale--Example from Upper Devonian of Northern Ohio
Ronald F. Broadhead , Roy C. Kepferle , Paul Edwin Potter
AAPG Bulletin
... extensively; subdivided according to type of grain-size grading: (1) ungraded, no grain-size variation in vertical direction; (2) coarse-tail graded...
1982
Geometric Models of Listric Normal Faults and Rollover Folds (1)
WILLIAM F. DULA, JR.
AAPG Bulletin
... that they connect point-to-tail, starting at point c, (Figure 4; solid arrows labeled 1 to 4) and thus define the master-fault trajectory. APPENDIX 2...
1991
Coastal Siliciclastic Sabkhas and Related Evaporative Environments of the Permian Yates Formation, North Ward-Estes Field, Ward County, Texas (1)
MARK W. ANDREASON
AAPG Bulletin
.... Nodular anhydrites and anhydrite pseudomorphing small gypsum swallow-tail crystals are sometimes present within the algal laminae. The presence of crinkly...
1992
Diagenesis and Fluid Evolution of Deeply Buried Permian (Rotliegende) Gas Reservoirs, Northwest Germany
Reinhard Gaupp , Albert Matter , Jackie Platt , Karl Ramseyer , Johannes Walzebuck
AAPG Bulletin
..., and albite, and swallow-tail gypsum crystals, which have been pseudomorphically replaced by calcite (visible under cathodoluminescence). Early pore...
1993
Multidisciplinary thermal maturity studies using vitrinite reflectance and fluid inclusion microthermometry: A new calibration of old techniques
Rick C. Tobin, Brenda L. Claxton
AAPG Bulletin
... and a more pronounced left-skewed histogram. The lower temperature tail of this distribution is caused by the presence of inclusions that are more resistant...
2000
Salt diapir-influenced, shallow-marine sediment dispersal patterns: Insights from outcrop analogs
Jennifer L. Aschoff, Katherine A. Giles
AAPG Bulletin
... massive, matrix-supported, normally and inverse coarse-tail graded cobble to pebble conglomerate (Figure 5c). Conglomeratic units are disorganized...
2005
Toward consistency in petroleum exploration: A systematic way of constraining uncertainty in prospect volumetrics
David G. Quirk, Richard G. Ruthrauff
AAPG Bulletin
...). (a) Symmetric distribution centered around the interpreter's most likely resource value. (b) Pseudoprobabilistic distribution where an upside tail has been...
2008
Organic matterhosted pore system, Marcellus Formation (Devonian), Pennsylvania
Kitty L. Milliken, Mark Rudnicki, David N. Awwiller, Tongwei Zhang
AAPG Bulletin
... in the pore population with increasing TOC (Figure 15). In samples with high TOC, a reduction in the maximum pore size (reduced right-side tail...
2013
A simple model of gas production from hydrofractured horizontal wells in shales
Tad Patzek, Frank Male, and Michael Marder
AAPG Bulletin
... through equation 12 an upper bound on , shown in the lower left. This bound on is not very tight. A peak occurs at around 30 yr, but a long tail stretches...
2014
Cretaceous volcanic reservoirs and their exploration in the Songliao Basin, northeast China
Pujun Wang, and Shumin Chen
AAPG Bulletin
... = unfilled crack, pg = pore in groundmass, pc = pore in clast. Or = orthoclase, note the tail behind Or and its envelope twin in m5. Bold yellow arrow...
2015
Raman spectroscopic analysis of carbonaceous matter and silica in the test walls of recent and fossil agglutinated foraminifera
David H. McNeil, H. Georg Schulze, Emily Matys, and Tanja Bosak
AAPG Bulletin
... problematic because the low-frequency tail of the D-band is not a true continuum. The loss in the structural diversity of aromatic rings, indicated...
2015
Benchmarking exploration predictions and performance using 20+ yr of drilling results: One company’s experience
Kurt W. Rudolph, and Frank J. Goulding
AAPG Bulletin
... (volume range within successful outcomes). The overall curve is moderately skewed, with a low-probability tail toward the high-side outcomes...
2017
Petroleum resources in the Nanpu sag, Bohai Bay Basin, eastern China
Fujie Jiang, Xiongqi Pang, Longlong Li, Qiaochu Wang, Yuexia Dong, Tao Hu, Lijun Chen, Jian Chen, and Yingxun Wang
AAPG Bulletin
...). If the k value is small, then a long tail effect that makes the results too large is observed. However, if the k value is large, then the fitting line...
2018
Classification of elemental chemofacies as indicators of cement diagenesis in mudrocks of the Permian Spraberry Formation and Wolfcamp formation, western Texas
Autumn L. Eakin, Julia S. Reece, Kitty L. Milliken, Robert Locklair, and Andrew P. Rathbun
AAPG Bulletin
... is the “tail” of the data set with less than 1 wt. % Al and up to 43 wt. % Ca (natural log of Ca/Al between 4 and 6). These data represent marls...
2023
Molecular dynamics simulation of the coupling and distribution patterns of CO2 sequestration and slit pore media
Jingling Xu, Gaoyang Chen, Ling Zan, and Songwei Guo
AAPG Bulletin
... distance () of 1.20 nm was taken with a standard tail correction (Sha et al., 2008). To improve computational efficiency, we computed long-range...
2023
Forecast of economic gas production in the Marcellus Shale
Wardana Saputra, Wissem Kirati, David Hughes, and Tadeusz W. Patzek
AAPG Bulletin
... that the calculated mean is always higher than the median if we have a positive skewness in the distribution (the heavy tail is on the right-hand side...
2024