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The AAPG/Datapages Combined Publications Database
Showing 5,917 Results. Searched 197,434 documents.
The Nature and Origin of Argentine Loess
Mario E. Teruggi
Journal of Sedimentary Research (SEPM)
... the microscopic study, X-ray diffraction patterns of the less-than-1µ fraction of some samples were obtained with a "Debyeflex" (Rich, Seifert & Co...
1957
Mineralogy and Early Diagenesis of Carbonate Sediments
Francis G. Stehli , John Hower
Journal of Sedimentary Research (SEPM)
... with distilled water. Mineralogical analyses and the determinations of the percent MgCO3 in high-magnesium calcite were performed by X-ray diffraction...
1961
Chemically Enhance Hydraulic Fracturing by Maintaining Proppant and Formation Integrity
Shawn Lu, Chao Yang, Kevin Smith, Chad Bruce
Unconventional Resources Technology Conference (URTEC)
... and Oklahoma with major E&P companies. The production curves are reported to be softer as the wells maintain a relatively higher pressure...
2023
Facies Reconstruction of a Late Pleistocene Cypress Forest Discovered on the Northern Gulf of Mexico Continental Shelf
Suyapa Gonzalez, Samuel J. Bentley, Sr., Kristine L. DeLong, Kehui Xu, Jeffrey Obelcz, Jonathan Truong, Grant L. Harley, Carl A. Reese, Alicia Caporaso
GCAGS Transactions
... radiocarbon age calibration curves 0–50,000 years cal BP: Radiocarbon, v. 55, p. 1869–1887. Ryu, J., K. DeLong, S. J. Bentley, K. Xu, G. L. Harley, C. A. Reese...
2017
Supratidal Evaporitic Dolomite at Ojo De Liebre Lagoon: Mineralogical and Isotopic Arguments for Primary Crystallization
Catherine Pierre , Luc Ortlieb , Alain Person
Journal of Sedimentary Research (SEPM)
...-ray diffraction. The dolomites are well-ordered with all superstructure reflections present and well-developed, except for the (015) peak which...
1984
An Integrated Approach to Reservoir Characterization in the Illinois Basin: Multidisciplinary Studies
D. F. Oltz, H. E. Leetaru, B. Seyler, S. T. Whitaker
AAPG Special Volumes
... microscopy and energy dispersive x-ray, x-ray diffraction, workstations and computer modeling of geological, geochemical and engineering data. Additionally...
1991
Siliceous Islands in a Carbonate Sea: Modern and Pleistocene Spring-Fed Wetlands in Ngorongoro Crater and Oldupai Gorge, Tanzania
Daniel M. Deocampo, Gail M. Ashley
Journal of Sedimentary Research (SEPM)
... determined by ion chromatography. X-ray diffraction analyses were performed on a Siemens d500 diffractometer using Ni-filtered Cu K radiation. Mineral...
1999
Reservoir Characterization of the Pennsylvanian Cleveland Sandstone C Unit, Cleveland Field Unit, Northeastern Oklahoma, #20438 (2018).
Curtis M. Roddy, James O. Puckette
Search and Discovery.com
... the entire Cleveland interval. In addition to the routine core analysis, cores were analyzed using X-ray diffraction, thin-section petrography...
2018
Sedimentology and Petrophysical Character of Cretaceous Marine Shale Sequences in Foreland BasinsPotential Seismic Response Issues
W. R. Almon, Wm. C. Dawson, F. G. Ethridge, E. Rietsch, S. J. Sutton, B. Castelblanco-Torres
AAPG Special Volumes
... Transactions, v. 31, p. 256.Chung, F. H., 1974, Quantitative interpretation of x-ray diffraction patterns of mixtures: I. Matrix-flushing method...
2005
Multidimensional, experimental and modeling evaluation of permeability evolution, the Caney Shale Field Lab, OK, USA
A. Katende, G. Awejori, M. Benge, S. Nakagawa, Y. Wang, F. Xiong, J. Puckette, M. Grammer, J. Rutqvist, C. Doughty, A. Bunger, T. Paronish, D. Crandall, J. Renk, M. Radonjic
Unconventional Resources Technology Conference (URTEC)
...-ray Microscopy and X-ray Diffraction (XRD). The outcomes of the microindentation revealed variations in mechanical properties attributed to changing...
2023
Pyrite and Marcasite Coated Grains in the Ordovician Winnipeg Formation, Canada: An Intertwined Record of Surface Conditions, Stratigraphic Condensation, Geochemical "Reworking," and Microbial Activity
Jurgen Schieber, Lee Riciputi
Journal of Sedimentary Research (SEPM)
... nanocrystal fibers: Science, v. 303, p. 1656–1658. Claypool, G.E., Holser, W.T., Kaplan, I., Sakai, H., and Zak, I., 1980, The age curves of sulfur...
2005
Semiquantitative Estimation of Carbonates in Holocene Siliciclastic Sequences of the Mississippi Delta
Alan M. Bailey, H. H. Roberts, S. Pal
GCAGS Transactions
.... Methods utilized include: chemical extractions, use of high-resolution X-ray radiographs, and X-ray diffraction. Chemicalextractions involve...
2003
An X-ray Technique for Distinguishing Between Detrital and Secondary Quartz in the Fine-grained Fraction of Sedimentary Rocks
Eric V. Eslinger , Lawrence M. Mayer , Thomas L. Durst, John Hower, Samuel M. Savin
Journal of Sedimentary Research (SEPM)
... or authigenic quartz on the basis of the relative intensities of the X-ray diffraction peaks from the (100) and (101) crystallographic planes...
1973
Evolution of pore space in tight sandstone: The roles of dissolution, calcite cementation, and clay growth
Nengwu Zhou, Min Wang, Shuangfang Lu, Wei Liu, Ying Guan, and Changqi Yu
AAPG Bulletin
... electron microscopy [SEM]), rock analysis techniques (rock diffraction analysis and routine porosity and permeability measurements), and pore...
2023
Mineralogical Transformations as Indicators of Combustion Zone Temperatures During in Situ Combustion
C. Perry, J. E. Gillott
CSPG Bulletin
.... Dehydroxylation of kaolinite, dickite and halloysite: DTA curves under pH2O = 15 to 10,000 psi. Journal of American Ceramics Society, v. 48, p. 309-311. End...
1982
Low-Grade Mineral Facies in Upper Triassic and Lower Jurassic Rocks of the Aldrich Mountains, Oregon
C. Ervin Brown, T. P. Thayer
Journal of Sedimentary Research (SEPM)
... the diffraction curves are so similar. Pumpellyite.--Pumpellyite occurs almost exclusively in the basaltic flows and pillow lavas where it forms veins...
1963
Fine-Grained Terrigenous Sediment Supply and Dispersal in the Gulf of California During the Last Century: Chapter 28: Part V. Physical Oceanography, Primary Productivity, Sedimetology
Jumpei Baba, Curt D. Peterson, Hans J. Schrader
AAPG Special Volumes
..., quantitative x-ray diffraction analysis for quartz and feldspar was performed on the 2-4 µm and 16-32 µm size fractions of all samples (Scheidegger and Krissek...
1991
Quantification of Illite Content in Sedimentary Rocks Using Magnetic Susceptibility--a Rapid Complement or Alternative to X-Ray Diffraction: RESEARCH METHODS PAPERS
David K. Potter, Patrick W.M. Corbett, Stuart A. Barclay, R. Stuart Haszeldine
Journal of Sedimentary Research (SEPM)
...Quantification of Illite Content in Sedimentary Rocks Using Magnetic Susceptibility--a Rapid Complement or Alternative to X-Ray Diffraction: RESEARCH...
2004
Diagenetically Enhanced Entrapment of Hydrocarbons - Southeastern Lost Hills Fractured Shale Pool, Kern County, California
M. D. McGuire, J. R. Bowersox, L. J. Earnest
Pacific Section SEPM
... represents down-slope mixtures of biogenous and clastic sedimentation. Detailed correlation of well logs, combined with X-ray diffraction analyses...
1983
The Petrology of the Basal Belly River Sandstone Reservoir, Pembina Field, Alberta
C.J. Iwuagwu, J.F. Lerbekmo
CSPG Bulletin
... microscopy and X-ray diffraction analysis. The basal Belly River sandstone ranges from 17 to 21 m thick and consists of fine- to medium-grained well...
1982
Composition and Mean Age of Detritus of the Colorado River Delta in the Salton Trough, Southeastern California
L. J. Patrick Muffler, Bruce R. Doe
Journal of Sedimentary Research (SEPM)
... COMPOSITION Modern Sediments of the Salton Basin Whole sample X-ray diffraction was used to determine the mineralogy of 22 samples of sand, silt, and clay...
1968
Sandstone Diagenesis, Reservoir Potential, and Sequence Stratigraphy of the Eocene Tyee Basin, Oregon
In-Chang Ryu , Alan R. Niem
Journal of Sedimentary Research (SEPM)
..., v. 94, p. 222-235. DREVER, J.I., 1973, The preparation of oriented clay mineral specimens for X-ray diffraction analysis by a filter-membrane peel...
1999
Coalbed Methane Characteristics of Gates Formation Coals, Northeastern British Columbia: Effect of Maceral Composition
Michelle N. Lamberson, R. March Bustin
AAPG Bulletin
..., mineralogy (x-ray diffraction), sulfur, equilibrium moisture, carbon dioxide adsorption, and methane adsorption. Seven of the eight samples are from...
1993
Laminated Reservoir Evaluation in a Case of High Apparent Dip
Gary Frisch, B. Dean Gulick, Michael Manning
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... exceeding 75 degrees. To handle this, previous methods of well evaluation included qualitative use of dipmeter curves for thin bed identification, high...
1994
Enhanced Thermal Recovery and Reservoir Characterization
Christopher Phillips
Pacific Section of AAPG
... in Figure 2. The primary correlation used the spontaneous potential (SP) and induction curves from wells drilled between 1937 and 1994. Water flooding...
1996