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The AAPG/Datapages Combined Publications Database
Showing 5,828 Results. Searched 195,689 documents.
Reef Configurations: Cause and Effect
Edward G. Purdy
Special Publications of SEPM
... by one of the Eniwetok holes is particu however and Historically theory sidence He deduced that this seas abrasion of explained in terms of wave...
1974
Sediment Dispersal Within the Cocos Gap, Panama Basin
Lynn G. Dowding
Journal of Sedimentary Research (SEPM)
... by hydrodynamic size separation (> 63, 2-63, <2 microns) and microscopic or X-ray diffraction analysis of the individual fractions. In addition, calcium carbonate...
1977
Climate Change Across Continental Sequence Boundaries: Paleopedology and Lithofacies of Iglesia Basin, Northwestern Argentina
Brian G. Ruskin, Teresa E. Jordan
Journal of Sedimentary Research (SEPM)
...., 2000, Clay Minerals: Crystal structure X-ray diffraction identification: Bulletin, Centre de Recherches Elf Exploration Production, Memoire 23, 136 p...
2007
Moganite as an Indicator for Vanished Evaporites: A Testament Reborn?
Peter J. Heaney
Journal of Sedimentary Research (SEPM)
... reliability. This study provides evidence that lutecite actually is a newly recognized mineral called moganite. Powder X-ray diffraction studies reveal...
1995
Shale Gas Potential in Indonesia More to the East
Dewi Rahmalia
Indonesian Petroleum Association
... is to encourage shale gas development in Indonesia. The author used a desktop study and an X-ray diffraction study as input for this paper. From Sumatra...
2012
Potensi ekonomi tanah ultrabes di sekitar Ranau, Sabah (IN MALAY), The economic potential of ultrabasic soils in the vicinity of Ranau, Sabah
Osama Twaiq, Hamzah Mohamad, Mohamad Md Tan, Anizan Isahak, Baba Musta, Mohd Rozi Umar
Geological Society of Malaysia (GSM)
..., 1973). X-ray diffraction technique Due to the fine-grained nature of the soils, identification of the constituent minerals were performed by X-ray...
2003
Origin and Distribution of Silica Lepispheres in Porcelanite from the Monterey Formation of California
John H. Oehler
Journal of Sedimentary Research (SEPM)
... crystals. X-ray diffraction patterns of lepispherical silica generally show a broad, major reflection centered around 4.1 A with subsidiary reflections...
1975
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
Linking Lithofacies and Reservoir Quality Trends within the Three Forks Formation
Timothy O. Nesheim
Williston Basin Symposium
... is the silty laminated dolostone facies, which based upon nuclear magnetic resonance evaluation and x-ray diffraction data contains the most macro...
2022
Opaline Spheres: Loosely-packed Aggregates from Silica Nodule in Diatomaceous Miocene Fuller's Earth
Charles O. Pollard, Jr., Charles E. Weaver
Journal of Sedimentary Research (SEPM)
..., v. 204, p. 1151-1153. SANDERS, J. V., 1968, Diffraction of light by opals: Acta Cryst., v. A24, p. 427-434. SEGNIT, E. R., ANDERSON, C. A., AND JONES...
1973
Enhanced Reservoir Characterization Using Hyperspectral Core Logging
Ralf R. Haese, Grant Jiang, Scott Ooi, Jay R. Black
Journal of Sedimentary Research (SEPM)
... and QEMSCAN Twelve samples were taken from Core 1 for quantitative mineral analysis by X-ray diffraction (XRD; Norris and Hutton 1969) at Intertek-Geotech...
2019
Application of Fourier Transform Infrared Spectroscopy to Silica Diagenesis: The Opal-A to Opal-Ct Transformation
S.B. Rice , H. Freund , W.-L. Huang , J.A. Clouse , C.M. Isaacs
Journal of Sedimentary Research (SEPM)
... the transformation, powder X-ray diffraction (XRD), is applicable only to phases with long-range order, we used Fourier transform infrared spectroscopy (FTIR...
1995
The Formation and Behaviour of Montmorillonite During the Use of Wet Forward Combustion in the Alberta Oil Sand Deposits
C. Perry, J. E. Gillott
CSPG Bulletin
... and sulphur: Pub. 7818. Gibbs, R. J., 1965, Error due to segregation in quantitative clay mineral x-ray diffraction mounting techniques: Am...
1979
Chapter 9: Microstructure and Anisotropy in Gas Shales
Carl H. Sondergeld, Chandra S. Rai, Mark E. Curtis
AAPG Special Volumes
... averaging measurements such as x-ray diffraction, Fourier Transform Infrared Spectroscopy (FTIR), Nuclear Magnetic Resonance (NMR), capillary pressure...
2013
Trends in Sandstone Diagenesis with Depth of Burial, Viking Formation, Southern Alberta
G.E. Reinson, A.E. Foscolos
CSPG Bulletin
...; these observations were supplemented by scanning electron microscopy and X-ray diffraction analysis of selected samples. All sample numbers referred...
1986
Geomechanics: Pressure, Stress Field, and Hydraulic Fractures
Raúl A. Varela, Denis Marchal, Sergio Cuervo, Ezequiel F. Lombardo, Yonatan S. Perl, Damián E. Hryb, Osvaldo Nielsen, Pablo Pateti
AAPG Special Volumes
... Influence of Rock Composition and Properties on Fracability Figure 12 represents the data set of Marchal et al. (2018) of x-ray diffraction (XRD...
2020
Redoximorphic Paleosols in Alluvial and Lacustrine Deposits, 1.8 Ga Lochness Formation, Mount Isa, Australia: Pedogenic Processes and Implications for Paleoclimate
Steven G. Driese , Edward L. Simpson , Kenneth A. Eriksson
Journal of Sedimentary Research (SEPM)
... in some macropore fillings (Fig. 7B). Mineralogy and Geochemistry.--X-ray diffraction studies of whole-rock samples indicate that the red lithology...
1995
Anomalous Beach Ridges of Sangamon Age
William F. von Drehle
GCAGS Transactions
... of the swash zone are the only places where wave energy typically is reduced enough to allow any suspended fine particles to settle. X-ray diffraction analysis...
1973
Sedimentary Belts in Lagoon of Kapingamarangi Atoll
Edwin D. McKee , John Chronic , Estella B. Leopold
AAPG Bulletin
.... Thanks are extended to A. J. Gude III for making X-ray diffraction identification of minerals, to Ruth Todd for identification of Foraminifera...
1959
Fault zone deformation and displacement partitioning in mechanically layered carbonates: The Hidden Valley fault, central Texas
David A. Ferrill, Alan P. Morris, Ronald N. McGinnis, Kevin J. Smart, William C. Ward
AAPG Bulletin
... a whole-rock x-ray diffraction technique. The total clay fraction was further segregated to provide relative clay abundances (normalized to 100...
2011
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
High-resolution chemostratigraphy and bulk mineralogical characterization of the Wilcox: A complimentary new multidisciplinary approach to enhanced stratigraphic correlation
Tim J. Pearce, David A. Riley, Jesal Hirani, Neil Campion, Ehsan Daneshvar, Gemma Hildred
International Meeting for Applied Geoscience and Energy (IMAGE)
... integrated with palynological data (Cornick et al. 2023) and x-ray diffraction mineralogical data to develop a multi-disciplinary approach to stratigraphic...
2023
Use of Core in Evaluation of Productive Sands, Lloydminster Area
M.O. Fuglem
Saskatchewan Geological Society
... considered using included: X-ray diffraction, X-ray fluorescence, palynology, micropalaeontology (including palaeontology), heavy mineral occurrence...
1970
Changes in Clay Mineral Assemblages by Sampler Type
Frederic R. Siegel, J. W. Pierce
Journal of Sedimentary Research (SEPM)
.... 699-700. GIBBS, R. E., 1965, Error due to segregation in quantitative clay mineral X-ray diffraction mounting techniques: Amer. Mineralogist, v. 50...
1973
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...
1977