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The AAPG/Datapages Combined Publications Database
Showing 6,038 Results. Searched 200,357 documents.
Early Diagenesis: Expansible Soil Clay-sea Water Reactions
Herman E. Roberson
Journal of Sedimentary Research (SEPM)
... for these four samples, and the amount of adsorbed Na+ is less than 20% of the total adsorbed cation content for all these samples. X-ray diffraction patterns...
1974
An Inexpensive Plate Holder for the Suction-On-Ceramic-Plate Method of Mounting Clay Minerals For Semi-quantitative Analysis
Richard W. Carlton
Journal of Sedimentary Research (SEPM)
.... J., 1965, Error due to segregation in quantitative clay mineral X-ray diffraction mounting techniques: Am. Mineralogist, v. 50, p. 741-751. KINTER...
1975
Protodolomite Redefined: REPLY
Alan M. Gaines
Journal of Sedimentary Research (SEPM)
...) defined an "ideal dolomite" as "one with a 1:1 molar CaCO3:MgCO3 ratio that gives an X-ray diffraction pattern containing the complete set...
1978
Quartz Cement in Upper Jurassic Brora Formation Sandstone: What Electron Backscatter Diffraction Reveals about Microquartz Coatings
Sasha C. Haddad, Richard H. Worden, David Prior, Craig Smalley
Search and Discovery.com
...Quartz Cement in Upper Jurassic Brora Formation Sandstone: What Electron Backscatter Diffraction Reveals about Microquartz Coatings Sasha C. Haddad...
Unknown
The Inter-Discipline Approach to Paleoenvironmental Interpretations
B. J. Scull, C. J. Felix, S. B. McCaleb, W. G. Shaw
GCAGS Transactions
..., X-ray diffraction automation and its use in clay mineralogy, in Clays and clay minerals: Proc. 13th Natl. Conf. Clay Minerals Soc., p. 123-130...
1966
Understanding siderite mineralization in phyllosilicate-associated cementations in the mid-Carboniferous Anadarko Basin clastic series, U.S.A.
Owen F. Smith, Branimir Šegvić, Dustin E. Sweet
Journal of Sedimentary Research (SEPM)
... Columbia): Sedimentology, v. 42, p. 161–190, doi:10.1111/j.1365-3091.1995.tb01276.x. Moore, D.M., and Reynolds, R.C., 1997, XRay Diffraction...
2024
Postdepositional History of the Permian Sequence in the Denison Trough, Eastern Australia (1)
JULIAN C. BAKER and PATRICE DE CARITAT
AAPG Bulletin
... in sandstones: reply: AAPG Bulletin, v. 73, p. 1277-1279. Hower, J., 1981, X-ray diffraction identification of mixed-layer clay minerals, in F. J...
1992
Separation of Clay Minerals from Carbonate Rocks by Using Acid
Meredith E. Ostrom
Journal of Sedimentary Research (SEPM)
... of randomly interstratified illite-montmorillonite, chlorite, illite, or kaolinite, as shown by their X-ray diffraction diagrams. The limestone or dolomite...
1961
Fault Criteria
Francis F. Campbell
GCAGS Transactions
... correlations and geophysical dips; 4) misclosure around a grid unit of seismic control; 5) dip pattern along several lines of control; and 6) diffraction...
1965
ABSTRACT: Mineralogy and geochemistry of Perm-Carboniferous coal gangues in Gujiao Mining area, Shanxi, China
Beilei Sun, Fangui Zeng, Meifen Li, Chao Liu, Zhen Li, Wei Pu
The Society for Organic Petrology (TSOP)
... Spectrometer (ICP-OES), inductively coupled plasma mass spectrometry (ICP-MS), optical microscope, X-ray diffraction (XRD) and scanning electron...
2012
Recent Dedolomitization and the Origin of the Rusty Crusts of Northumberland: DISCUSSION
Donald D. Runnells
Journal of Sedimentary Research (SEPM)
... crust contains 28% dolomite and 72% calcite by X-ray diffraction analysis, I must object. Unless the effects of solid-solution are taken into account...
1974
Low-Temperature Heating of Shale and Clay Samples May Reduce the Efficiency of Procedures Designed to Remove Iron Oxides: RESEARCH METHOD PAPER
Brian T. Sheldon, Otto C. Kopp
Journal of Sedimentary Research (SEPM)
..., 770 p. MOORE, D.M., AND REYNOLDS, R.C., JR., 1989, X-ray Diffraction and the Identification of Clay Minerals: New York, Oxford University Press, 332 p...
1994
Clay Mineralogy of the Del Rio Clay Formation (Cenomanian), West Texas: Illite/Kaolinite Ratios as Relative Salinity Indicators
Victoria C. Hover, Fleur S. Bases, and Brian E. Lock
GCAGS Transactions
... (settles) at lower salinities than do illite or smectite. X-ray diffraction analyses of bulk and clay-mineral separate (<2 µm) samples from...
2008
Clay Mineral X-Ray Diffraction Analysis: Ag Filter-Pipette Methods: METHOD PAPER
James P. M. Syvitski, Peter Bayliss
Journal of Sedimentary Research (SEPM)
...Clay Mineral X-Ray Diffraction Analysis: Ag Filter-Pipette Methods: METHOD PAPER James P. M. Syvitski, Peter Bayliss 1980 Vol. 50 No. 2. (June...
1980
Diagenesis and the Formation of Authigenic Illite-Rich I/S Crystals in Gulf Coast Shales: Tem Study of Clay Separates
Robert L. Freed, Donald R. Peacor
Journal of Sedimentary Research (SEPM)
..., Texas were examined by x-ray diffraction (XRD), scanning-transmission electron microscopy (STEM), and analytical electron microscopy (AEM) techniques...
1992
Paleotopography controls weathering of Cambrian-age profiles beneath the Great Unconformity, St. Francois Mountains, SE Missouri, U.S.A.
Katie J. Pevehouse, Dustin E. Sweet, Branimir Šegvić, Charles C. Monson, Giovanni Zanoni, Stephen Marshak, Melanie A. Barnes, Katie J. Pevehouse, Dustin E. Sweet, Branimir Segvic, Charles C. Monson, Giovanni Zanoni, Stephen Marshak, Melanie A. Barnes
Journal of Sedimentary Research (SEPM)
... paleoelevations. Whole-rock geochemical oxide and X-ray diffraction data indicate that K-metasomatism and highly crystalline illite occurred in each profile. The K...
2020
Cyclic-Steam-Induced Diagenesis in Potter Sand Midway-Sunset Field, California
Dawne A. Pennell, Robert A. Horton Jr.
Pacific Section of AAPG
... for feldspars) and with x-ray diffraction. Figure 2. Sample Intervals (shown in YELLOW) on Cross-Section. (Pre-Steam and Post-Steam Wells) Petrology...
2001
ABSTRACT: Mineralogical changes of clay minerals in a coal seam due to contact metamorphism, Shuoli Mine, China
Xibo Wang, Yaofa Jiang
The Society for Organic Petrology (TSOP)
... in a tunnel excavation face from the Shuoli Mine (Fig. 1c) were examined by low temperature ashing and X-ray diffraction to investigate the influence...
2012
Feldspathized Shales from Minnesota
Malcolm P. Weiss
Journal of Sedimentary Research (SEPM)
... examined by X-ray diffraction showed none. Some of the calcite curs as fossil fragments, some is intimately mixed with the hydromica in irregular blebs...
1954
Quick Preparation of Slides of Well-Oriented Clay Minerals for X-ray Diffraction Analyses: NOTES
Nenad Spoljaric
Journal of Sedimentary Research (SEPM)
...Quick Preparation of Slides of Well-Oriented Clay Minerals for X-ray Diffraction Analyses: NOTES Nenad Spoljaric 1971 Vol. 41 No. 2. (June), Slides...
1971
Nature of Authigenic Illites in Sandstone Reservoirs
Necip Guven, Wayne F. Hower, David K. Davies
Journal of Sedimentary Research (SEPM)
... electron microscopy, energy dispersive X-ray analysis, and X-ray diffraction. SAMPLE DESCRIPTION AND X-RAY DIFFRACTION ANALYSIS The sandstones used...
1980
ABSTRACT: Petrographic study of core samples from J Reservoirs, southeast Malay Basin, Malaysia
Amita Mohd Ali, Hasnol Hady Ismail, Saira Bannu Baharuddin
Geological Society of Malaysia (GSM)
... involved deriving data from thin-section, scanning electron microscopy and X- Ray diffraction analyses, and these analyses were carried out as one...
2021
Evaluation of a Laser-Diffraction-Size Analyzer for Use with Natural Sediments: RESEARCH METHOD PAPER
I. N. McCave, R. J. Bryant, H. F. Cook, C. A. Coughanowr
Journal of Sedimentary Research (SEPM)
...Evaluation of a Laser-Diffraction-Size Analyzer for Use with Natural Sediments: RESEARCH METHOD PAPER I. N. McCave, R. J. Bryant, H. F. Cook, C...
1986