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The AAPG/Datapages Combined Publications Database
Showing 6,051 Results. Searched 200,630 documents.
Levels of Graphitization of Kerogen as A Potentially Useful Method of Assessing Paleotemperatures
William E. Harrison
Special Publications of SEPM
... conditions The height width ratios of the doo2 X ray diffraction peak of graphite are useful in expressing various levels of graphitization and thus...
1979
Clay and Other Non-Carbonate Minerals in Some Limestones
Carl Robbins , W. D. Keller
Journal of Sedimentary Research (SEPM)
... and the original acid solution were combined and evaporated to dryness. An X-ray diffraction pattern of the dried residue shows prominent quartz End_Page 146...
1952
Mineralogical Analysis of Carbonate Rocks by X-Ray Diffraction: NOTES
P. W. Hughes, W. F. Bradley, H. D. Glass
Journal of Sedimentary Research (SEPM)
...Mineralogical Analysis of Carbonate Rocks by X-Ray Diffraction: NOTES P. W. Hughes, W. F. Bradley, H. D. Glass 1960 Vol. 30 No. 4. (December...
1960
A Sample Changer for Oriented Clay Aggregates in X-ray Diffraction: NOTES
Joost Quakernaat, Manfred Gastner
Journal of Sedimentary Research (SEPM)
...A Sample Changer for Oriented Clay Aggregates in X-ray Diffraction: NOTES Joost Quakernaat, Manfred Gastner 1968 Vol. 38 No. 1. (March), A simple...
1968
Mineralogy of the Suspended Sediment in the Tigris, Euphrates, and Shatt-al-Arab Rivers of Iraq, and the Recent History of the Mesopotamian Plain
Richard W. Berry , Gerald P. Brophy , Adnan Naqash
Journal of Sedimentary Research (SEPM)
... of the analytical work had to be delayed until return to our home home institutions. X-ray diffraction studies have now been made on 57 samples...
1970
Mineralogy and Stratigraphy of Lower Tertiary Clays and Claystones of Alabama
William R. Reynolds
Journal of Sedimentary Research (SEPM)
... throughout the operational trait were examined and analyzed by standard petrographic and x-ray diffraction techniques. Over 900 samples were analyzed by x...
1970
Identification of Leonardite, a Naturally Oxidized Lignite, by Low-Angle X-ray Scattering Method
Paul L. Broughton
Journal of Sedimentary Research (SEPM)
..., Research Council of Alberta, p. 14-15. CARTZ, L., AND P. B. HIRSCH, 1960, A contribution to the structure of coals from x-ray diffraction studies: Royal Soc...
1972
Surface Sediments of the Gulf of Panama
Joseph C. MacIlvaine, David A. Ross
Journal of Sedimentary Research (SEPM)
.... A. AND HESTOR, N. C., 1969, X-ray diffraction analysis of heavy minerals: Jour. Sed. Petrology, v. 39, p. 1384-1389. ROSS, D. A., 1970, Atlantic continental...
1973
Mottled Upper Ordovician Carbonates in Northwest Georgia
Frederick H. Manley, David E. Ogren, Lyndall C. Webb
Journal of Sedimentary Research (SEPM)
... diffraction and optical methods show that the red mottles are due to the presence of diagenetic hematite, which was formed by oxidation of iron...
1975
Tea Kettle Carbonates
John C. Butler
Journal of Sedimentary Research (SEPM)
... equant blocks and needles in the upper part finer grained brown material in the lower part. X-ray powder diffraction analyses of the upper and lower...
1975
K-Feldspar Cement in the Jacobsville Sandstone
Duncan F. Sibley
Journal of Sedimentary Research (SEPM)
...%; Al2O3, X = 21.72%, s = 1.8%; and K2O, X = 14.37%, s = 0.3%. A bulk sample of the rock was analyzed by X-ray diffraction. The rock chosen is a quartz...
1978
Implication of Clay-Provenance Studies in two Georgia Estuaries: REPLY
Paul R. Pinet, Warren P. Morgan, Jr.
Journal of Sedimentary Research (SEPM)
... particles and by height reduction of the [001] diffraction peak of kaolinites and smectites. Because details of their procedures are not discussed...
1980
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...
1958
Preparation of Oriented Clay Mounts with Uniform Thickness for XRD Analysis: RESEARCH METHOD PAPER
Annabelle M. Foos, Thomas J. Quick
Journal of Sedimentary Research (SEPM)
... No. 4. (July), DREVER, J. I., 1973, The preparation of oriented clay mineral specimens for X-ray diffraction analysis by a filter-membrane peel...
1988
II. Information Content and Resolution Potential of Seismic Data.
Norman S. Neidell
AAPG Special Volumes
... in the diffraction form corresponding to a reflecting point. The lessons are clear: (1) Thin beds of small spatial extent have a seismic expression...
1979
Mineral Distribution Patterns, Deep Gulf of Mexico
S. B. Devine , R. E. Ferrell, Jr. , G. K. Billings
AAPG Bulletin
... diffraction technique applied to fine-grained sediments of the deep Gulf of Mexico: Jour. Sed. Petrology, v. 42, no. 2, p. 468-475. Devine, S. B., P...
1973
Abstract: Image Enhacement After Migration; #90174 (2014)
John C. Bancroft, Thais Guirigay, and Helen Isaac
Search and Discovery.com
... it applies to all “wave-equation” migrations. Consider the forward process of modelling with linear algebra as (1) Dr s , where D is a diffraction...
2014
Abstract: Kirchhoff Imaging in a Matrix Form. Part I: Modelling; #90174 (2014)
Abdolnaser Yousefzadeh and John C. Bancroft
Search and Discovery.com
...e during wave propagation, the diffraction matrix for a scatterpoint at the row #1 and column # 5 of the model space, ̃ , will have a diffraction hyperbo...
2014
What Causes those Annoying Stair-Step Artifacts on Coherence Volumes?; #42036 (2017)
Tengfei Lin, Kurt J. Marfurt
Search and Discovery.com
... to the seismic amplitude data and not to the size of the coherence window. Recent publications by the diffraction imaging community have provided some...
2017
Microcrystalline Quartz Generation and the Preservation of Porosity in Sandstones: Evidence from the Upper Cretaceous of the Subhercynian Basin, Germany
Marsha W. French, Richard H. Worden, Elisabetta Mariani, Richard E. Larese, Russell R. Mueller, Chris E. Kliewer
Journal of Sedimentary Research (SEPM)
... mechanisms of porosity-preserving microcrystalline quartz. Data from scanning electron microscopy (SEM), electron backscatter diffraction (EBSD...
2012
A Methodology For Disaggregation and Textural Analysis of Quartz-cemented Sandstones
Sarah A. Maithel, Leonard R. Brand, John H. Whitmore
Journal of Sedimentary Research (SEPM)
... Coconino Sandstone of northern and central Arizona, USA. Textural parameters of the disaggregated sand were measured using a laser diffraction...
2019
Clay Fabric and its Relation to Structural Properties in Mid-Continent Pennsylvanian Sediments
I. Edgar Odom
Journal of Sedimentary Research (SEPM)
... and artificial argillaceous aggregates by sound-progagation and x-ray diffraction methods: Jour. of Geology, v. 67, p. 447-471. KOROBANOVA, I. G., KOPYLOVA...
1967
Shale Morphology and Seal Characterization of the Lower Atoka Formation Deepwater Deposits, Jacksonville, Arkansas
Christian J. Clark, Arnold H. Bouma, Bruce M. Samuel
GCAGS Transactions
... to fluid flow. We employed analytical techniques such as X-ray diffraction, X-ray radiography, laser particle size analysis, scanning electron...
2000
Compositional Logging of Air-Drilled Wells
W. F. Hooper , J. W. Earley
AAPG Bulletin
... on the glass slides were X-rayed and the diffraction patterns interpreted. Monominerallic samples of the rock-forming minerals were examined and the average...
1961
ABSTRACT: INFLUENCE OF TECTONIC-THERMAL PROCESS ON COALIFICATION
Daiyong Cao, Xiaoming Li, Wenfeng Zhan
The Society for Organic Petrology (TSOP)
... and preferential stack. X-ray diffraction (XRD), Fourier transformation infrared microspectroscopy (FTIR), and rock pyrolysis analysis (Rock-eval) were...
2006