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...

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...

Volcanic Glass Transformation Types and Their Relationship with the Basins 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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

PETROLEUM GEOLOGY IN THE PALEOZOIC CLASTICS OF THE MIDDLE AMAZON BASIN, BRAZIL

Journal of Petroleum Geology

... elements and lateral variations of clay mineral assemblages based on X-ray diffraction data. Five distinct sedimentary models were recognized. Fluvio...

Abstract: Timing and Paleoclimate Indicators in Columbia Group of New Jersey Coastal Plain, by James F. Bowman, II, Robert Holzer, William Lodding; #90972 (1976).

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Abstract: Gas Fields in Southeast Parker and Southwest Tarrant Counties, Texas

Arthur J. Ehlmann, Rita J. Ehlmann

Abilene Geological Society

... with sparse sandstone bodies casts some doubt on this proposed environment. X-Ray diffraction analysis of cores and cuttings reveals the typical...

Sedimentological analysis of Siberian yedoma - Abstract

Beth Caissie

Alaska Geological Society

... a sedimentological and petrographic analysis that included a granulometric analysis, optical mineralogy, X-Ray diffraction, and imaging with the scanning...

Abstract: Factors Controlling Suspended Sediment in Streams Draining Currently Glaciated Basins, by D. A. Link; #90972 (1976).

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Abstract: Clay mineral distribution in Cretaceous and Tertiary sediments of the Labrador Shelf

Marten Douma

Atlantic Geology

...-quantitative x-ray diffraction to determine the relative abundances of smectite, illite, chlorite, and kaolinite. Distribution of these minerals...

Effect of Hot Water on the Petrophysical Properties of Heavy Oil Bearing Carbonates: Abstract

I. Hutcheon, A. Oldershaw, C. Nahnybida

CSPG Special Publications

..., thin sections, mercury injection and X-ray diffraction indicates that changes in the pore throat structure have caused the observed differences...

Some Geologic Factors Relating to the Laboratory Examination of Recent Sediments [Abstract]

Ralph Belmore Toombs

CSPG Bulletin

..., by the binocular, petrographic and electron microscopes, and by X-ray diffraction, spectroscopy, and differential thermal analysis; techniques are selected...

ABSTRACT: Low Resistivity in Aux Vases Sandstone Reservoirs in the Illinois Basin Linked to Clay Minerals Coating Sand Grains

Beverly Seyler

The Society for Organic Petrology (TSOP)

... virtually every grain and lining all pores. X-ray diffraction and SEM/EDX analyses have shown that diagenetic clay minerals in the reservoir facies...