1.5 Crustal Sections: A Wide Angle Seismic Profile

V. J. Hughes, R. S. White, E. J. W. Jones, D. H. Matthews, J. A. Brewer, and D. K. Smythe

AAPG Special Volumes

... by the processing. Beneath these, at 1.5 secs is a convex upward return which probably is a diffraction. Lastly two clear diff?action hyperbolas...

Abstract: Transmission Electron Microscope Study of Illite/Smectite, GCO/DOE #1 Pleasant Bayou Geopressured Geothermal Test Well, Brazoria County, Texas

R.L. Freed , D.R. Peacor

GCAGS Transactions

... relationships. Electron diffraction patterns of these shallower samples show very diffuse basal reflections, prominent turbostratic structure, pronounced...

Transmission Electron Microscope Study of Illite/Smectite, at GCO/DOE 1 Pleasant Bayou Geopressured Geothermal Test Well, Brazoria County, Texas: ABSTRACT

R. L. Freed, D. R. Peacor

AAPG Bulletin

... other, commonly with branching and interfingering relationships. Electron diffraction patterns of these shallower samples show very diffuse basal...

Abstract: Diffraction Imaging Case Study … Slipping Through the Cracks; #90224 (2015)

Carter Edie and Dan Negut

Search and Discovery.com

...Abstract: Diffraction Imaging Case Study … Slipping Through the Cracks; #90224 (2015) Carter Edie and Dan Negut Datapages/Search and Discovery...

Permeability prediction in chalks

M. Monzurul Alam, Ida Lykke Fabricius, Manika Prasad

AAPG Bulletin

... from helium porosimetry. Qualitative information of mineralogy was obtained by the x-ray diffraction method.Gas permeability, kg, was measured...

Clay Mineral Composition of Some Recent Marine Sediments

Kaoru Oinuma, Kazuo Kobayashi, Toshio Sudo

Journal of Sedimentary Research (SEPM)

...., 1955, X-ray diffraction criteria for the characterization of chloritic material in sediments: Proc. Second National Conference on Clays and Clay...

Interrelation of Mineralogy and Texture Within an Ordovician Lexington Limestone Section in Central Kentucky

Irving S. Fisher

Journal of Sedimentary Research (SEPM)

... metabentonite, but X-ray diffraction curves run as standards on known metabentonites had larger basal spacings than any found in the insolubles...

Seismic diffractions separation and imaging based on convolutional neural network

Jiaxing Sun, Jidong Yang, Zhenchun Li, Jianping Huang, Jie Xu

International Meeting for Applied Geoscience and Energy (IMAGE)

... and their size reduces to less than a half wavelength, the reflected wave becomes scattering, which is also known as the diffraction. Both reflection...

Diagenetic Clay Mineral Composition as a Function of Pressure, Temperature, and Chemical Activity

B. Velde, E. Nicot

Journal of Sedimentary Research (SEPM)

...), Electron microprobe analyses are made together with X-ray-diffraction determinations of diagenetic mixed-layer clays, which have an R3-type structure...

A new method for estimating total organic carbon content from well logs

Peiqiang Zhao, Zhiqiang Mao, Zhenhua Huang, and Chong Zhang

AAPG Bulletin

... rocks, including clay-rich rocks and reservoirs saturated with oil or water, the two curves overlie each other, whereas a separation between...

Pre-Glacial Residual Soil in Central Ohio

C. H. Summerson

Journal of Sedimentary Research (SEPM)

... was probably amorphous material and some probably montmorillonite. Whereas both goethite and hematite are indicated on some of the diffraction curves...

Petrophysics of Oil Reservoirs in the Eromanga Basin, South Australia

D. I. Gravestock, E. M. Alexander

Petroleum Exploration Society of Australia (PESA)

... that these effects were greater at elevated temperature. Two schematic conductivity curves are shown in Figure 3; each has an initially nonlinear portion...

Discussion of Spoljaric's Note on Preparation of Slides of Clay Minerals For X-Ray Diffraction

Ronald J. Gibbs

Journal of Sedimentary Research (SEPM)

...Discussion of Spoljaric's Note on Preparation of Slides of Clay Minerals For X-Ray Diffraction Ronald J. Gibbs 1972 Vol. 42 No. 1. (March), GIBBS, R...

Abstract: Diffraction Imaging Applied to Pre-existing 3D Seismic Data to Map Fracture Corridors in an Unconventional Play, by Marianne Rauch-Davies and Alex Berkovitch; #90190 (2014)

Search and Discovery.com

Ferroan Carbonates Formed at Depth Require Porosity Well-Log Corrections: Hunton Group, Deep Andarko Basin (Upper Ordovician to Lower Devonian of Oklahoma and Texas)

Charles A. Sternbach, Gerald M. Friedman

West Texas Geological Society

... compositions of dolomite (especially of iron). Bulk densities determined by measuring proportions of major minerals (X-ray diffraction) and iron content (X-ray...

Abstract: Experimental Anisotropy Results in Alberta Shales; #90211 (2015)

Darrel Hemsing and Douglas Schmitt

Search and Discovery.com

... will also be further characterized using thin sections, X-ray diffraction, and scanning electron microscopy. Experimental Configuration and Technique...

Assessment of Porosity and Diagenesis in the Lower Cretaceous (Aptian-Albian) Sligo Formation, South Texas; #50432 (2011)

Eyitayo Aina and Brenda L. Kirkland

Search and Discovery.com

... contact author directly. ABSTRACT Gamma, resistivity and conductivity curves Approximately 120 ft (37 m) of core from the dry Mobil McElroy-1 well...

Illite And Montmorillonite In Green Sedimentary Rocks

W. D. Keller

Journal of Sedimentary Research (SEPM)

... on differential thermal analysis curves of Japanese clay minerals: Jour. Geol. Soc. Japan, vol. 58, pp. 115-130. WALDSCHMIDT, W. A., and LEROY, L. W. (1944...

Geologic Interpretation of Argillaceous Sediments: Part I. Origin and Significance of Clay Minerals in Sedimentary Rocks

Charles E. Weaver

AAPG Bulletin

...-ray diffraction analyses of the clay in thousands of sedimentary rocks, it has been found that the clay minerals furnish much useful geologic...

Refined Karst Feature and Fault Identification Through Integrated Wave Field Separation and Imaging of Diffraction Energy

Riaz Alai, Afiq Mokhtar, Christopher Lee Slind, Yonghe Guo, Rizki Krishna Pratama

Indonesian Petroleum Association

...Refined Karst Feature and Fault Identification Through Integrated Wave Field Separation and Imaging of Diffraction Energy Riaz Alai, Afiq Mokhtar...

ABSTRACT: Depositional microfacies controls on the pore characteristics in tight sandstone reservoirs: a case study from the Upper Triassic Yanchang Formation, Southwest Ordos Basin, China

Qian-you Wang, Wei Yang, Yan Song, Zhen-xue Jiang, Dan Liu, Ru-si Zuo

The Society for Organic Petrology (TSOP)

... to revealing patterns of tight oil accumulation and making hierarchical evaluation on favorable reservoirs. By use of X-ray diffraction, field emission...

Extended Abstract: Depositional and Diagenetic Model of the Blossom Sand, Panola County, Texas

Hannah Chambers, Julie Bloxson

GCAGS Transactions

... of the Blossom Sand using well logs and a combination of X-ray diffraction (XRD), X-ray fluorescence (XRF), and scanning electron microscopy (SEM...

ABSTRACT: Depositional Control of Organic Content in the Middle Devonian Marcellus Interval of West Virginia and Western Pennsylvania; #90122 (2011)

Matthew L. Boyce, Anne E. Yanni, and Timothy R. Carr

Search and Discovery.com

... well log approach including the following curves: gamma ray, bulk density, resistivity, photo electric, and neutron porosity (Figure 1). The rock...

Powder X-Ray Diffraction Analysis of Homogeneous and Heterogeneous Sedimentary Dolostones

Brian Jones, Robert W. Luth, Alexander J. MacNEIL

Journal of Sedimentary Research (SEPM)

...Powder X-Ray Diffraction Analysis of Homogeneous and Heterogeneous Sedimentary Dolostones Brian Jones, Robert W. Luth, Alexander J. MacNEIL 2001 790...

Environmental magnetism evidence for longshore drift distribution of Fe-bearing phases: An example from the Brazilian southeastern coastal region

Vitor E.P. Silveira, Natália B. dos Santos, Daniel R. Franco, Emanuele F. la Terra, Joshua M. Feinberg, R.B. Scorzelli, Magda B. Fontes, Luiz C. Bertolino, Joice Cagliari, Marcelo K. de Souza, Gelvam A. Hartmann

Journal of Sedimentary Research (SEPM)

..., 573 p. Egli, R., 2004, Characterization of individual rock magnetic components by analysis of remanence curves. 2. Fundamental properties...