Comparison of Clay Mineralogy of Late Quaternary Back-Barrier and Barrier Sediments, South Texas Coast

C. Wm. Keighin, R. M. Flores

GCAGS Transactions

... suggests a detrital origin for illite, Figure 5. Diffraction traces of the <2µ clay fraction from samples from 5 core holes (A-F). Labels...

Calcite-Dolomite Ratios VS. Insoluble Content in the Lockport Formation (Niagaran) in New York State: NOTES

Donald H. Zenger

Journal of Sedimentary Research (SEPM)

.... (March), The Lockport Formation in New York State is a carbonate unit, predominantly dolomite, which extends from Niagara Falls to Utica. Analyses show...

Protodolomite Redefined

Alan M. Gaines

Journal of Sedimentary Research (SEPM)

... of order reflections in X-ray powder diffraction patterns, they cited the aberrant nature of basal plane reflections (relative displacement toward...

An Improved Suction Apparatus for Plating Clay Specimens onto Ceramic Tiles: RESEARCH METHOD PAPER

F. E. Rhoton , E. H. Grissinger , J. M. Bigham

Journal of Sedimentary Research (SEPM)

... to segregation in quantitative clay mineral X-ray diffraction mounting techniques: American Mineralogist, v. 50, p. 741-751. KINTER, E.B., AND DIAMOND...

Stochastic acquisition systems in time-dependent scattering seismic approach

Gennady Erokhin, Maria Erokhina, Alexandre Iakovlev, Kirill Safran

International Meeting for Applied Geoscience and Energy (IMAGE)

... of diffraction scattering from minor inhomogeneities, the indicatrix remains invariant to the angle of incidence, manifesting as a mathematically...

Quantitative Mineralogy of Sandstones by X-Ray Diffractometry and Normative Analysis

Colin R. Ward , John C. Taylor , David R. Cohen

Journal of Sedimentary Research (SEPM)

..., Blackwell, p. 191-228. Hill, R.J., and Howard, C.J., 1987, Quantitative phase analysis from neutron powder diffraction data using the Rietveld method...

Computer Simulation Models of a Hooked Beach Shoreline Configuration

C. Cary Rea , Paul D. Komar

Journal of Sedimentary Research (SEPM)

... closely approximated by a ogarithmic spiral within the shadow zone. KOMAR, P. D., 1973, Computer models of delta growth due to sediment input from...

Abstract: Pressure Compartment Seals: Evidence For Their Origin From Formation Water Chemistry of the Muddy Formation and Organic Geochemistry of the Mowry Shale, Powder River Basin, WY, by D. B. MacGowan, Z. S. Jiao, and R. C. Surdam; #91017 (1992).

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Definition of Depositional Facies of Parachute Creek Member of Green River Formation, Colorado--Evidence from Sulfur Isotopes and Whole-Rock Mineralogic Data: ABSTRACT

R. D. Cole, M. D. Picard, A. M. Ochs

AAPG Bulletin

... of the physical characteristics of each facies. Additional evidence from whole-rock mineralogy (defined by X-ray diffraction) and sulfur isotopes...

Abstract: The Occurrence and Distribution of Sedimentary Zeolites in the Main Pass Area, Gulf of Mexico Basin, by Matthew W. Totten, Sr., Sheri Simpson, Elizabeth Powers, and Iris M. Totten; #90069 (2007)

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Determination of Reservoir Properties From XRF Elemental Data in the Duvernay Formation

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Stevensite Oolites from the Green River Formation of Central Utah

Rodney Tettenhorst, George E. Moore, Jr.

Journal of Sedimentary Research (SEPM)

... powder x-ray diffraction data reported herein were taken with Philips equipment on minus 10 micron material from which the carbonates had been removed...

Utilization of Programmable Calculators in Sedimentology: METHOD PAPER

R. C. Lindholm

Journal of Sedimentary Research (SEPM)

... data), as well as programs to convert x-ray diffraction data form 2 to d-values (A) and grain size measurements from mm to and to mm. These programs...

ABSTRACT: Geothermometry from Smectite and Silica Diagenesis in the Diatomaceous Monterey and Sisquoc Formations, Santa Maria Basin, California, by Richard M. Pollastro; #91003 (1990).

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Physical and Chemical Properties of Mississippi River Alluvial Valley and Delta Clays: ABSTRACT

Sherwood M. Gagliano, Clara Ho

AAPG Bulletin

...-ray diffraction, using peak-height ratios as an index to the nature of clays. This approach alone yields little information regarding effects...

Abstract: Clay-Mineral Transformation as an Indicator of Depositional and Diagenetic Conditions in Pennsylvanian Black Shales, Paradox Member of the Hermosa Formation, Utah and Colorado, by D. E. Tromp and G. Whitney; #90993 (1993).

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ABSTRACT Authigenic Carbonates from MC 118 and Their Possible Relation to Gas Hydrate Destabilization, #90104 (2010)

Feng Dong; Roberts Harry H.

Search and Discovery.com

...ABSTRACT Authigenic Carbonates from MC 118 and Their Possible Relation to Gas Hydrate Destabilization, #90104 (2010) Feng Dong; Roberts Harry H...

Abstract: Petrographic Studies of the Lower Bakken Shale: Insight from Rock-Eval Pyrolysis, Organic Petrology and SEM Characterization;

Adedoyin Adeyilola, Stephan Nordeng, Chioma Onwumelu, Francis Chidi Nwachukwu

Search and Discovery.com

... diffraction (XRD) analysis, scanning electron microscopy, helium porosimetry and NMR T2 analysis from four cores to characterize the Lower Bakken Shale...

Abstract: Unconventional Reservoir Characterization of the Cretaceous Agrio Formation, Argentina: A Mixed-Carbonate-Siliciclastic Mudstone Hydrocarbon Reservoir;

Raul Ochoa, Lauren Birgenheier

Search and Discovery.com

... pyrolysis cuttings data, X-Ray Diffraction (XRD), and electrical logs. Bulk density from cuttings and log data reflects predicted changes...

X-Ray Study of the Bulk Mineralogy and Clay Content of Six Samples from the Austin Formation, Bexar and Medina Counties, Texas

Robert L. Freed

Bulletin of South Texas Geological Society

...X-Ray Study of the Bulk Mineralogy and Clay Content of Six Samples from the Austin Formation, Bexar and Medina Counties, Texas Robert L. Freed 1980 7...

Clay Minerals in Sediments from Sydney Harbour, Australia

R. E. Grim, F. C. Loughnan

Journal of Sedimentary Research (SEPM)

...Clay Minerals in Sediments from Sydney Harbour, Australia R. E. Grim, F. C. Loughnan 1962 Vol. 32 No. 2. (June), Sediments from Sydney Harbour...

The Effect of Heat-Treating Sedimented Mixed-Layer Illite-Smectite as Related to Quantitative Clay Mineral Determinations

G. S. Austin , R. K. Leininger

Journal of Sedimentary Research (SEPM)

.... At the end of that time each was removed from the desiccator jar and X-rayed. X-ray Diffraction Technique All diffraction patterns were obtained by using...

Finite Difference Modelling: Part IV

Lasse Amundsen, Ørjan Pedersen, Martin Landrø

GEO ExPro Magazine

... and acoustic waves do the same. For example, when a set of plane waves passes through a gap in a barrier, diffraction is seen as curved waves coming out...

Predicting the Permeability of Unconsolidated Sediments From Grain Size Measurements

Eve S. Sprunt, Ron E. Gilliland, Mary L. Barrett

GCAGS Transactions

...Predicting the Permeability of Unconsolidated Sediments From Grain Size Measurements Eve S. Sprunt, Ron E. Gilliland, Mary L. Barrett 1993 Vol. 43...

Association of Kaolinite with Pyritic Framboids: DISCUSSION

Edward B. Nuhfer, Arthur S. Pavlovic

Journal of Sedimentary Research (SEPM)

.... 1). X-ray diffraction patterns derived from mounting of single framboids by the Straumanis method reveal that in inter bottom samples, many...