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The AAPG/Datapages Combined Publications Database

Showing 5,406 Results. Searched 188,452 documents.

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Electrofacies Identification of Lithology and Stratigraphic Trap, Southeast Lost Hills Fractured Shale Pool, Kern County, California: ABSTRACT

M. E. Mulhern, J. E. Laing, J. E. Senecal, R. E. Widdicombe, C. Isselhardt, J. R. Bowersox

AAPG Bulletin

... diffraction analysis from sidewall cores and are retained in a data base. Five subsequent wells lacking detailed core or x-ray data but with similar log...


A Pressure-Membrane Technique to Prepare Clay Samples for X-ray Diffraction Analysis: RESEARCH METHOD PAPER

J. J. Mcalister, B. J. Smith

Journal of Sedimentary Research (SEPM)

... has been identified by electron microscopy in samples from a nearby quarry (Smith et al. 1987). Instrumentation X-Ray diffraction analysis...


Abstracts: Application of CSP Gather Modeling for Determination of Velocity Smoothing Operator for Prestack Kirchhoff Depth Migration; #90173 (2015)

Hassan Khaniani and John C. Bancroft

Search and

... from scatter point to the receivers that determines the shape of diffraction curve as well as the effects of caustics. The second reason...


Seismic Migration: Part 7. Geophysical Methods

Ken Larner, David Hale

AAPG Special Volumes

...------------------------ reflection along the straight-line envelope of the diffraction curves. Note that the reflection is displaced laterally from the true reflector position...


Examples of Optical Analysis and Filtering of Seismic Record Sections: ABSTRACT

J. A. Long

AAPG Bulletin

...Examples of Optical Analysis and Filtering of Seismic Record Sections: ABSTRACT J. A. Long 1965 1086 1087 49 7. (July) When coherent light from...


Rates and Mechanisms in Formation of Dolomite: ABSTRACT

Melvin N. A. Peterson, Christopher C. von der Borch

AAPG Bulletin

... and magnesian calcite, from both the marine-associated Coorong lakes and Deep Springs Lake, by employing the following methods: (1) progressive leachings...


Origin of Coloration in Upper Devonian Catskill Facies, New York: ABSTRACT

Herman E. Roberson, Kenneth Eichenlaub

AAPG Bulletin

...) Mineralogic and chemical studies of interbedded red and greenish-gray sandstone, siltstone, and mudstone from the Upper Devonian Catskill facies in New...


Abstract: Quantitative Mineralogy and Clay Speciation for Oil & Gas Drilling Using X-ray Diffraction; #90228 (2015)

Randy Shannon and Tom Weyand

Search and

...Abstract: Quantitative Mineralogy and Clay Speciation for Oil & Gas Drilling Using X-ray Diffraction; #90228 (2015) Randy Shannon and Tom Weyand AAPG...


Abstract: Resolving the Timing of Mineral Growth in Searles Lake, California: A Holocene-Pleistocene Analog to Ancient Saline Alkaline Lakes; #90321 (2018)

Kristian Olson

Search and

... drill core, SLAPP-SRLS17, taken from Searles Lake in January 2017, extends from the surface to 76 m and records closed-basin lake deposition through...


The Influence of Disaggregation Methods on X-ray Diffraction of Clay Minerals

Scott L. Huang

Journal of Sedimentary Research (SEPM)

... for illite. The area under the (001) peak of the x-ray diffraction was estimated by multiplying the peak height by the peak width at the half height...


Anchizone Metamorphism in Triassic Sedimentary Rocks of the Newark Basin, Pennsylvania-New Jersey: ABSTRACT

Diana Bermingham

AAPG Bulletin

.... (September) The degree of crystallinity of authigenic illite was determined, by x-ray diffraction, for samples from the Lockatong Formation (Triassic...


Abstracts: The Duhamel Reef, Alberta

Khalil-Ullah Kirmani

CSPG Bulletin

.... 45, Rge. 21, W. 4 Mer.) produces from these Upper Devonian reef sections. Photographs of 34 acetate peels of the carbonate section in Socony Duhamel...


Characterization of Regularly Interstratified Chlorite/Smectite Mixed-Layered Clay Using Combined Scanning Electron Microscopy/X-Ray Diffraction Techniques: ABSTRACT

Robert E. Tompkins

AAPG Bulletin

...Characterization of Regularly Interstratified Chlorite/Smectite Mixed-Layered Clay Using Combined Scanning Electron Microscopy/X-Ray Diffraction...


Abstract: X-Ray Eyes: How Field Based XRD is Changing Mud Logging and Improving What Is Known about Unconventional Plays; #90228 (2015)

R. Dawn Snyder

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... Abstract From the humble beginnings of using a simple microscope to study the minerals in our Earth to new technologies used on the Mars rover, mud...


Abstract: Integrated Rock Characterization of Tight Reservoir by Multiple Analytical Techniques; #90254 (2016)

Omprakash Pal, Waseem Abdul Razzaq, Rachad Zeriek, Amr Ibrahim, and Mohamed Awad

Search and

...-ray fluorescence (XRF), Xray diffraction (XRD), and qualitative evaluation of minerals by scanning electronic microscope (QEMSCAN). The XRF...


Determination of Montmorillonite in Small Samples and Implications for Suspended-matter Studies

Brian E. Tucholke

Journal of Sedimentary Research (SEPM)

... samples from the deep ocea , where samples with a total weight of only a few milligrams are normally recovered. X-ray diffraction analysis of such small...


Preparation of Oriented Clay Mineral Aggregates from Oil-Saturated Sandstones: NOTES

Walter E. Parham, Richard F. Mast

Journal of Sedimentary Research (SEPM)

.... The resolution of the various clay mineral diffraction peaks from the three natural oil-bearing sandstones is shown in figure 2. The Chubutiano Sandstone...


Variation in Clay Mineral X-Ray Diffraction Results with the Quantity of Sample Mounted

Per R. Stokke , Bobb Carson

Journal of Sedimentary Research (SEPM)

... diffraction patterns from sample A, pipette on glass slide technique, with decreasing concentration of clay on the slide surface. End_Page 961...



Dangyu Song, Junying Zhang, Chuguang Zheng

The Society for Organic Petrology (TSOP)

... percentages obtained by XRF analysis of the LTA from the same coal samples. Key words: Mineral matter; Quantification; X-ray diffraction; Rietveld; XRF...


Electron Micrography of Till Matrix

John B. Droste, George W. White, Albert E. Vatter

Journal of Sedimentary Research (SEPM)

... of the illite-chlorite ratio. Determination of variation in chlorite-illite content with grain size from electron diffraction data may be possible...


I. Relation of Structural Section to Seismic Section

Robert E. Sheriff

AAPG Special Volumes

...: for velocity = 2 km/s and frequency = 50 Hz, the wavelength = 40 m. (From Sheriff, 1980a.) End_Page 10------------------------- diffraction. The diffraction...


Authigenic Illites in Sandstone Reservoirs: ABSTRACT

Necip Guven, Wayne F. Hower, David K. Davies

AAPG Bulletin

... been found in pores of many sandstones which are known to be hydrocarbon reservoirs. Typical samples are from the Norphlet Formation in southern...


New Method in X-Ray Quantitative Mineralogical Determination of Sedimentary Rocks: ABSTRACT

J. H. Fang, Levy Zevin

AAPG Bulletin

... is diametrically different from the classical internal method of Klug and Alexander, which requires the similarity (in chemical composition, crystallinity...


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