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The AAPG/Datapages Combined Publications Database
Showing 6,041 Results. Searched 200,663 documents.
Moganite as an Indicator for Vanished Evaporites: A Testament Reborn?
Peter J. Heaney
Journal of Sedimentary Research (SEPM)
... reliability. This study provides evidence that lutecite actually is a newly recognized mineral called moganite. Powder X-ray diffraction studies reveal...
1995
II. Migration to Remedy Geometric Distortions
Robert E. Sheriff
AAPG Special Volumes
...) conjunctive use of wave fronts with diffraction curves (after Hagedoorn, 1954) migrating diffraction curves to their crests, including diffraction stack...
1981
Abstract: Cyclic-Steam-Induced Diagenesis in Potter Sand, Midway-Sunset Field, California, by D. A. Pennell and R. A. Horton, Jr.; #90992 (1993).
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1993
Abstract: Chlorite Prediction in Deep Reservoirs of Santos Basin, Brazil, by S. M. C. Anjos, C. M. A. Silva, and M. S. Almeida; #90933 (1998).
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1998
Abstract: Mississippian Barnett Shale: Characterization and Concretions, by Ruarri J. Day-Stirrat, Robert G. Loucks, Kitty L. Milliken, and Ben A. van der Pluijm; #90078 (2008)
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2008
ABSTRACT: Evaluating the Geochemical Consequences of Aragonite-to-Aragonite Diagenesis in Freshwater Fossil Bivalves, by Snell, Kathryn E.; Eiler, John M.; Dettman, David L.; Grotzinger, John; Koch, Paul L.; #90142 (2012)
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2012
Abstract: Using X-Ray Fluorescence to Quantify Clay Content in Mudrock and Sandstone Outcrops, by Brown, Alton A.; Davies, Russell K.; #90163 (2013)
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2013
Deepening the Frontier-Porosity Preservation in Deeply Buried (28,000 Feet) Mudstones of the Vienna Basin, Austria
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N/A
Seeing is Believing; High Resolution Electron Imaging and Mineral Mapping Shows Trace Minerals can Control Reservoir Properties
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Structural and Petrophysical Characterization of Dolomites
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Estimating lithologic facies in argillaceous and carbonate-rich mudrocks using x-ray fluorescence measurements and multivariate statistics
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Varimax-Rotated Visible Derivative Reflectance Spectroscopy of the Utica Shale / Point Pleasant Formation in Ohio
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Abstract: Evaluating and Supplementing XRD Results with Elemental Data: Mineral Modelling Examples from the Duvernay Formation; #90224 (2015)
Gabriel L. Rotberg, Gemma V. Hildred, and Tim Pearce
Search and Discovery.com
...) Abstract X-ray diffraction (XRD) is a powerful tool for evaluating the mineralogical composition of geologic samples, but the degree of accuracy...
2015
Abstract: Extract More Information from the Full Seismic Wavefield in the Local Angle Domain; #90286 (2017)
Christophe Rimlinger
Search and Discovery.com
... full azimuth surveys to better characterize their reservoirs. While the full wavefield is the sum of specular and diffraction energy, the industry...
2017
Volcanic Glass Transformation Types and Their Relationship with the BasinĀs Parameters: A Case Study of the Rupea Tuffs (Transylvanian Basin) and Govora Tuffs (Dacian Basin), #50397 (2011)
Georgiana Popescu, Irina Chiciudean, and Barbara Soare
Search and Discovery.com
... the Tortonian (depositional moment of the Rupea tuffs and Govora tuffs). The method used is X-ray powder diffraction. The results show different transformation...
2011
Mineralogical Estimation of Organic Rich Mudrocks from Well Logs Using Neural Networks: Overcoming Training Dataset Size Limitation by Integrating X-Ray Fluorescence Elemental Data; #42458 (2019)
Mustafa Al Ibrahim, Tapan Mukerji, Allegra Hosford Scheirer
Search and Discovery.com
... at different scales. X-ray diffraction can be used but it is relatively slow and expensive. Neural networks can be used but they require a relatively large...
2019
A New Approach To Quantify the Ordering State of Protodolomite Using XRD, TEM, and Z-Contrast Imaging
Yihang Fang, Huifang Xu
Journal of Sedimentary Research (SEPM)
..., Saskatchewan, Canada, was examined using X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM), and Z-contrast...
2019
Mineralogic and Chemical Composition of Ireton and Duvernay Formations, Central Alberta
F. A. Campbell,, T. A. Oliver
CSPG Bulletin
.... (March) Samples from four cored wells in central Alberta were studied by X-ray fluorescence and diffraction methods in order to determine...
1968
X-Ray Determination of Calcite-Dolomite: an Evaluation
C. F. Royse, Jr., J. S. Wadell, L. E. Petersen
Journal of Sedimentary Research (SEPM)
... of peak area. The parameter "dolomite/dolomite plus calcite" was computed for each diffraction pattern. A curve of best-fit and the standard error...
1971
Authigenic Clay Mineral Cements in Cretaceous and Tertiary Sandstones of Alberta
M. A. Carrigy, G. B. Mellon
Journal of Sedimentary Research (SEPM)
... Mountains Foothills and Plains regions of Alberta. The cements, which have been identified by means of thin section observations and X-ray diffraction...
1964
Clay Minerals from the Rot Member of the Triassic Near Gottingen, Germany
Friedrich Lippmann
Journal of Sedimentary Research (SEPM)
.... E. GRIM and W. F. BRADLEY, 1954, Quantitative estimations of clay minerals by diffraction methods. Jour. Sedimentary Petrology, v. 24, pp. 242-251...
1956
ABSTRACT: A Tale of Two Tufas
Abigail Miller, Dr. John Weber, Dr. Ian Winkelstern
Geological Society of Trinidad & Tobago
... of precipitation of tufa. X-ray diffraction analysis will be applied to identify the mineralogical composition of each of the two tufas. Different...
2022
ABSTRACT: Landslides Above the Walnut and Paluxy Formation?s Contact
Mahipal Jadeja, John Wickham, and Laureano Hoyos, Jr.
Fort Worth Geological Society
..., and X-ray diffraction was used to confirm the presence of expansive clays. Data from various lab tests were used to generate computer models...
2003
Abstract: Stratigraphy and Sedimentation of the Lower and Middle Morrow of Southeastern New Mexico
Louis J. Mazzullo
Abilene Geological Society
... sandstones is summarized, based upon x-ray diffraction and scanning electron microscopic analyses of representative samples...
1983