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The AAPG/Datapages Combined Publications Database

Showing 5,852 Results. Searched 196,121 documents.

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Adsorption Potential Analysis For Shale and Pure Clay Samples: An Experimental Study

Mohammed K. Al-Arfaj

Unconventional Resources Technology Conference (URTEC)

... and clay-fluid interactions were analyzed to improve shale stabilization. After conducting mineralogical analysis using X-ray diffraction, adsorption...

2020

Environmental Studies of Carboniferous Sediments. Part II: Application of Geochemical Criteria

E. T. Degens, E. G. Williams, M. L. Keith

AAPG Bulletin

... hydrogen peroxide, the boron content was raised to more than 2,000 ppm (the upper limit of our standard curves). An x-ray diffraction pattern...

1958

Preliminary Remarks on the Deep-sea Bottom Samples Collected in the Pacific on the Last Cruise of the Carnegie

Roger Revelle

Journal of Sedimentary Research (SEPM)

.... The globigerina oozes are more complex in mechanical composition. Their frequency curves often exhibit two maxima; one in the sand grades corresponding...

1935

Occurrence of Gibbsite Nodules in the Soils of the Koolau Family of Kauai: NOTES

G. Donald Sherman, Yoshito Matsusaka

Journal of Sedimentary Research (SEPM)

... analysis as described by Norton (1939). The thermal curves for all of the aggregates showed an exothermic reaction at TABLE 1. The chemical composition...

1965

Seismic Stratigraphy of Early Pennsylvanian Morrowan Sandstones, Minneola Complex, Ford and Clark Counties, Kansas: REPLY

S. L. Clark

AAPG Bulletin

... to assure economic success. Grubitz (1989) cites that the Mira system included a program that generated diffractions and a set of curves should have been...

1989

Particle Size Measurement of Diatoms with Inference of Their Properties: Comparison of Three Techniques

Robert S. Pugh, I. Nick McCave

Journal of Sedimentary Research (SEPM)

... based on settling velocity (Sedigraph), electrical resistance pulse counting (Coulter counter), and laser diffraction (Malvern laser sizer...

2011

Drilling Mud Contamination of Samples in X-Ray Diffraction and Atomic Absorption Analyses: GEOLOGIC NOTES

Henning Dypvik

AAPG Bulletin

...Drilling Mud Contamination of Samples in X-Ray Diffraction and Atomic Absorption Analyses: GEOLOGIC NOTES Henning Dypvik 1981 744 748 65 4. (April...

1981

Quantifying Shale Porosity—A Thermodynamically Based, Predictive Model Which Includes the Effects of Mechanical Compaction, Temperature, Mineralogy, and Chemical Diagenesis

James T. Krushin

GCAGS Transactions

..., Adsorption of water vapor by montmorillonite. II. Effect of exchangeable ions and lattice swelling as measured by X-ray diffraction: Journal of the American...

2005

Influence of Organic Matter in Soils on Radar-Wave Reflection: Sedimentological Implications

Remke L. van Dam,, Elmer H. van den Berg, Sytze van Heteren, C. Kasse, Jeroen A.M. Kenter, Koos Groen

Journal of Sedimentary Research (SEPM)

.... Moisture-retention curves show a complex relationship between suction potential (pF) and volumetric water content (). As a result of their uniform pore...

2002

Fracture Basement Imaging, Identification, and Characterization Through Separated Wave Field Processing Strategies - A Case Study From Offshore Indonesia

Riaz Alai, Afiq Mokhtar, Yonghe Guo, Hendra Iriansyah Darmawan, M Hilman B Roslan

Indonesian Petroleum Association

... to image the separated wave fields of specular reflections and diffraction energy. Imaging diffraction energy provides accurate imaging of faults...

2022

An Oxygen Isotope Study of Illite and Calcite in Three Appalachian Paleozoic Vertic Paleosols

Claudia I. Mora , Brian T. Sheldon , W. Crawford Elliott , Steven G. Driese

Journal of Sedimentary Research (SEPM)

.... 753-778. MOORE, D.M., AND REYNOLDS, R.C., 1989, X-ray Diffraction and the Analysis of Clay Minerals: New York, Oxford University Press, 332 p. MORA, C.I....

1998

Role of Pressure in Smectite Dehydration--Effects on Geopressure and Smectite-to-Illite Transformation

Virginia A. Colten-Bradley

AAPG Bulletin

... neutron diffraction experiments: Clays and Clay Minerals, v. 28, p. 19-28. Helgeson, H. C., and D. H. Kirkham, 1974, Theoretical prediction...

1987

Determination of T2 Cut-Off for Shale Reservoirs: A Case Study from the Carynginia Formation, Perth Basin, Western Australia

M. Nadia Testamanti, Reza Rezaee, Yujie Yuan, Dawei Pan

Australian Petroleum Production & Exploration Association (APPEA) Journal

... oven and their weight monitored until a constant value was reached. T2 curves were subsequently obtained for each of the oven-dried samples and a cut...

2017

A Heavy-Oil Case Study on a Single Well in Venezuela, MFM-7S, Using Cores and Logs: Section IV. Exploration Methods

R. Everett, M. Herron, G. Pirie, J. Schweitzer, H. Edmundson

AAPG Special Volumes

...- and macroscopic scales. This section begins with microscope, X-ray diffraction (XRD), scanning electron microscopy (SEM), and energy dispersive spectroscopy (EDS...

1987

Simple X-Ray Diffraction Techniques to Identify Mg Calcite, Dolomite, and Magnesite in Tropical Coralline Algae and Assess Peak Asymmetry

Merinda C. Nash, Bradley N. Opdyke, Zhongwei Wu, Huifang Xu, Janice M. Trafford

Journal of Sedimentary Research (SEPM)

...Simple X-Ray Diffraction Techniques to Identify Mg Calcite, Dolomite, and Magnesite in Tropical Coralline Algae and Assess Peak Asymmetry Merinda C...

2013

Adjustment of Land Derived Clays to the Marine Environment

Maurice C. Powers

Journal of Sedimentary Research (SEPM)

... of a trace amount of chlorite. BRADLEY, W. F., 1953, X-ray diffraction criteria for the characterization of chloritic material in sediments: Second Nat...

1957

Integrated Evaluatrion of Roseneath-Epsilon-Murteree Formations, Cooper Basin, Australia to Develop an Optimal Approach for Sweet Spot Determination

Alexander Klokov, Alexander Repnik, Vitaliy Bochkarev, Anatoly Bochkarev

Unconventional Resources Technology Conference (URTEC)

... subsurface features like small-throw faults, fractures, or local hydrocarbon accumulations. The 3D diffraction image we obtained is validated by comparison...

2017

Recognition criteria for distinguishing between hemipelagic and pelagic mudrocks in the characterization of deep-water reservoir heterogeneity

Jesus Ochoa, Jeannette Wolak, Michael H. Gardner

AAPG Bulletin

... diffraction curves; and volumes of kerogen, clay, quartz, and calcite. Correlation of the mudrock facies described in this article showing an increment...

2013

Determination of static and dynamic characteristics of microscopic pore-throat structure in a tight oil-bearing sandstone formation

Guangfeng Liu, Yaoxing Bai, Daihong Gu, Yang Lu, and Daoyong Yang

AAPG Bulletin

... microscopy and x-ray diffraction techniques. In addition to pore types and clay minerals, the size, fraction, and distribution of grains were identified...

2018

Role of Clay Diagenesis in Hydrocarbon Accumulation in Shale Reservoirs of Sanand Field, Cambay Basin, Gujarat, India: A Case Study; #20085 (2010)

Kamal K. Das, Bharti Jagtap, J. K. Srivastava, Sanjiv Satyarthi, Neelam Niranjan

Search and Discovery.com

... birefringence and also by using X-ray diffraction and SEM. The kaolinite occurs as very fine to fine grained floating grains in argillaceous and partially...

2010

Sedimentary Facies and Petrophysical Characteristics of Cores from the Lower Vicksburg Gas Reservoirs, McAllen Ranch Field, Hidalgo County, Texas

R. P. Langford , J. D. Grigsby , W. E. Howard , J. D. Hall , J. Maguregui

GCAGS Transactions

.... Microresistivity curves from the high-resolution dipmeter log match individual upward-fining sequences within the core. The proximal delta-front deposits...

1990

Enhanced depth imaging for subsurface faults, fracture and karst: Application in Malaysian carbonate field

Yasir Bashir, Deva Prasad Ghosh, Seyed Yaser Moussavi Alashloo, Amir Babasafari, Chow Weng Sum

Geological Society of Malaysia (GSM)

... of the techniques continually improve and borrow from each other, so one technique may never dominate to be a constant method.  Diffraction imaging (DI) is a novel...

2018

A New Approach to Shale Compaction and Stratigraphic Restoration, Beaufort-Mackenzie Basin and Mackenzie Corridor, Northern Canada (1)

D. R. ISSLER

AAPG Bulletin

... shale compaction curves from different sedimentary basins exist, but it is difficult to make comparisons because of variations in sediment composition...

1992

Identification and Interpretation of Naturally Fractured Reservoirs in North Texas

R. W. Frank, R. B. Simonson

Abilene Geological Society

... curves, varying from hole wash-outs on the caliper to the attenuation of compressional and shear acoustic signals. One of the most pronounced effects...

1983

Palynology as a Tool in Delineating Tropical Lowland Depositional Environments of Late Quaternary Age

R. Hillen

Geological Society of Malaysia (GSM)

... changes in salinity. In all diagrams a selection of individual curves of relevant species is given, expressed as a percentage of the pollensum. The last...

1986

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