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Allostratigraphic and Sedimentologic Applications of Trace Fossils to the Study of Incised Estuarine Valleys:An Example from the Virgilian Tonganoxie Sandstone Member of Eastern Kansas
Allostratigraphic Sedimentologic Applications Trace Fossils
2009/10/21
The Tonganoxie Sandstone Member (Stranger Formation) records part of the infill of an estuarine valley system that was incised during a late Missourian (Late Carboniferous) drop in sea level and subse...
Sedimentology and Ichnology of Paleozoic Estuarine and Shoreface Reservoirs,Morrow Sandstone,Lower Pennsylvanian of Southwest Kansas,USA
Sedimentology and Ichnology Paleozoic Estuarine Shoreface Reservoirs
2009/10/21
Integration of ichnologic, sedimentologic, and stratigraphic studies of cores from Lower Pennsylvanian oil and gas reservoirs (lower Morrow Sandstone, southwest Kansas) allows researchers to distingui...
Smectite Diagenesis in Neogene Marine Sandstone and Mudstone of the Niigata Basin, Japan
Authigenic Chlorite Diagenesis Illitization Mixed-Layer Illite-Smectite Pore Fluid Smectite Smectite-Illite Transformation
2011/12/2
Abstract: Illitization of smectite during progressive burial diagenesis occurs differently in sandstone and mudstone, which are interbedded in the sedimentary sequence of the Niigata basin. Reaction p...
Clay Diagenesis in the Sandstone Reservoir of the Ellon Field (Alwyn, North Sea)
Calcite Diagenesis Dickite Illite Kaolinite North Sea Pressure-Solution Sandstone
2011/12/7
Abstract: The nature, composition, and relative abundance of clay minerals in the sandstones of the Brent Group reservoir were studied between 3200–3300 m in a well of the Ellon Field (Alwyn area, Nor...
“Retrograde Diagenesis” of Clay Minerals in the Precambrian Freda Sandstone, Wisconsin
Analytical Electron Microscopy Chlorite Freda Formation Illite I-S Muscovite Retrograde Diagenesis Scanning Electron Microscopy Smectite Transmission Electron Microscopy
2011/12/6
Abstract: Siltstones from the Precambrian Freda Formation in Wisconsin have been studied by scanning, scanning-transmission and analytical electron microscopy (SEM, STEM and AEM), and X-ray diffractio...
The origin and diagenesis of grain-coating serpentine-chlorite in Tuscaloosa Formation sandstone, U.S. Gulf Coast
origin diagenesis grain-coating serpentine-chlorite Tuscaloosa Formation sandstone
2012/4/5
Randomly interstratified serpentine-chlorite (Sp-Ch) is ubiquitous in sandstones ofthe subsurface Tuscaloosa Formation. TheSp-Choccursasgraincoatings, porefillings, pel-oids,andinfillings.Thepresenceo...
Clay Minerals in the MacAdams Sandstone, California: Implications for Substitution of H3O+ and H2O and Metastability of Illite
Electron microscopy Hydronium Illite Kaolinite Muscovite Rectorite
2011/12/1
Abstract: Clay minerals from the MacAdams Sandstone, Kettleman North Dome, California, have been studied by electron microscopy. The clay minerals fill pore space associated with fractured and breccia...
Illite from the Potsdam Sandstone of New York: A Probable Noncentrosymmetric Mica Structure
Illite Mica Noncentrosymmetric Polytype Powder X-ray diffraction Space group C2
2011/12/1
Abstract: Illite from the Potsdam Sandstone (lower Ordovician) of Northwestern New York was studied by powder X-ray diffraction, scanning electron microscopy, and chemically analyzed and dated by the ...
Implications of Linearly Correlated Oxygen and Hydrogen Isotopic Compositions for Kaolinite and Illite in the Magnus Sandstone, North Sea
Illite Kaolinite Stable isotopes Porewater
2011/12/29
Authigenic kaolinite and illite are important diagenetic minerals in the Magnus Sandstone, a giant oil reservoir in the northern North Sea. These clay minerals, separated from three wells, show consid...
Occurrence and Palaeohydrological Significance of Authigenic Kaolinite in the Aldebaran Sandstone, Denison Trough, Queensland, Australia
Aquifer Diagenesis Kaolinite Petrography Secondary porosity Stable isotope analysis
2011/12/30
Thin section, XRD, SEM, and isotopic techniques have been used to study authigenic kaolinite occurring in reservoir sandstones of the Lower Permian Aldebaran Sandstone. Where the unit is no longer an ...
Fe Substitution for Al in Glauconite with Increasing Diagenesis in the First Wilcox Sandstone (Lower Eocene), Livingston Parish, Louisiana
Ankerite cement Diagenesis Glauconite Illite/smectite Iron Potassium
2011/11/30
Abstract: Glauconites in early ankerite concretions, ferroan calcite-cemented sandstones, and uncemented sandstones in the first Wilcox sandstone of the Lockhart Crossing field, Livingston Parish, Lou...
Vanadium Chlorite from a Sandstone-Hosted Vanadium-Uranium Deposit, Henry Basin, Utah
Chlorite Chlorite/smectite Corrensite Diagenesis Tosudite Uranium Vanadium X-ray powder diffraction
2012/1/12
An unusual vanadium chlorite precipitated during the formation of a vanadium-uranium ore deposit in the Henry Basin, southeastern Utah. The ore deposit formed by reduction and precipitation of U and V...
Retention of Crude Oil Bases by Clay-Containing Sandstone
Retention Crude Oil Bases Clay-Containing Sandstone
2012/2/21
Retention of basic components of a crude oil by clay-containing reservoir sandstone was studied by flowing crude oil through cores and monitoring the concentration of bases in the effluent. Cores that...