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The AAPG/Datapages Combined Publications Database
Showing 366 Results. Searched 200,619 documents.
Is Quartz Cathodoluminescence Color a Reliable Provenance Tool? A Quantitative Examination
Sam Boggs, Jr., Young-Ihn Kwon,, Gordon G. Goles, Brian G. Rusk, David Krinsley, Abbas Seyedolali
Journal of Sedimentary Research (SEPM)
..., MOON, A.R., AND KALCEFF, W., 2000, Cathodoluminescence microcharacterization of silicon dioxide polymorphs, in Pagel, M., Barbin, V., Blanc, P...
2002
Mapping Thermal Maturity in the Chainman Shale, Near Eureka, Nevada, with Landsat Thematic Mapper Images (1)
LAWRENCE C. ROWAN , MARK J. PAWLEWICZ , and OLIVER D. JONES
AAPG Bulletin
... bands are commonly used to display variations in absorption intensities while minimizing brightness variations due to albedo and topographic slope...
1992
Gas Souring by Thermochemical Sulfate Reduction at 140°C
R. H. Worden , P. C. Smalley , N. H. Oxtoby
AAPG Bulletin
... of anhydrite by hydrocarbon gases. Sour gas is observed only in reservoirs hotter than a critical reaction temperature: 140°C. Petrographic examination of core...
1995
Reservoir Modeling by Constraining Stochastic Simulation to Deterministically Interpreted Three-dimensional Geobodies: Case Study from Lower Cretaceous McMurray Formation, Long Lake Steam-assisted Gravity Drainage Project, Northeast Alberta, Canada
Milovan Fustic, David Thurston, Adal Al-Dliwe, Dale A. Leckie, Dany Cadiou
AAPG Special Volumes
... are characterized by changes in color intensity and brightness contrast (Figure 10A, B) and are seen as strong curved reflectors in cross section views...
2013
Structural, Lithologic, and Diagenetic Controls on Dakota Formation Gas Production in the Greater San Arroyo Gas Field, Utah
Joshua P. Dark, Brian S. Currie, Mary L. McPherson, John Rakovan, Tomasz A. Marchlewski
Rocky Mountain Association of Geologists
... seconds for most images taken at these conditions. Images were later digitally enhanced by adjusting brightness, contrast, color saturation, and gamma...
2008
Bacterial decomposition of avian eggshell: A taphonomic experiment
Denise L. Smith, James L. Hayward
PALAIOS
... carried out in the following way. On 21 July 1996, 24 days after collection directly followed by dry storage at room temperature, one sterile, freshly...
2010
Mineralogy and lithology of the Upper Cretaceous Niobrara Formation determined by hyperspectral core imaging
Justin E. Birdwell, Lionel C. Fonteneau, Brigette A. Martini
Rocky Mountain Association of Geologists
... (brightness, darkness) or textural information (fine or coarse) derived from examination of absorbance features related to mineral grain size. For example...
2020
Characterization of porosity and pore-size distribution using multiple analytical tools: Implications for carbonate reservoir characterization in geologic storage of CO2
Cristian R. Medina, Maria Mastalerz, and John A. Rupp
Environmental Geosciences (DEG)
... in the liquid phase, usually brine (Suekane et al., 2008), and the capacity of an aquifer to store CO2 in solution depends on salinity, temperature...
2017
Imaging-Based Characterization of Calcite-Filled Fractures and Porosity in Shales
Bolivia Vega, Cynthia M. Ross, Anthony Kovscek
Unconventional Resources Technology Conference (URTEC)
... measurements were conducted under imaging temperature and pore pressure conditions to determine adsorption of krypton on calcite and illite...
2014
Paleoecological aspects of Western United States nonmarine ostracods during the Eocene-Oligocene transition: the early Oligocene faunas of the Renova Formation, southwestern Montana
Lucas S. Antonietto, Lisa E. Park Boush, Roy E. Plotnick, Alycia L. Stigall
PALAIOS
... stretching eastwards to the Great Plains (Swain 1999). It is estimated that the mean annual temperature peaked during the Early Eocene Climatic Optimum (EECO...
2020
Metazoan reef construction in a Middle Ordovician seascape: a case study from the Mingan Archipelago, Quebec
Amelia Penny, André Desrochers, Björn Kröger
PALAIOS
... bioherm at Grande Pointe. A) Overview of upper and lower bioherms. Measuring stick is 1 m long; bioherms are outlined in white. Brightness enhanced...
2020
Carbonate Diagenesis Of The Arbuckle Group North Central Oklahoma To Southeastern Missouri
Britney J. Temple, Phillip A. Bailey, Jay M. Gregg
Oklahoma City Geological Society
... excitation by an electron beam incident on a polished thin section. The color and brightness of CL response is a result of the trace and minor element...
2020
Significance of a Small Regurgitalite Containing Lissamphibian Bones, from the Morrison Formation (Upper Jurassic), within a Diverse Plant Locality Deposit in Southeastern Utah, USA
John R. Foster, Adrian P. Hunt, James I. Kirkland
PALAIOS
... with a Laowa 100mm F2.8 CA-Dreamer Macro2X lens. Photo modification in Photoshop consisted only of cropping and brightness or contrast adjustments...
2022
Measurement and Analysis of Fractures in Core
John C. Lorenz, Robin E. Hill
Rocky Mountain Association of Geologists
... this criterion is established, other characteristic image differences such as width and brightness of the fracture image may become apparent. Image logs...
1992
Ichnofabric analysis as a tool for characterization and differentiation between calcareous contourites and calciturbidites
Olmo Miguez-Salas, Francisco J. RodrÍguez-Tovar
Journal of Sedimentary Research (SEPM)
... an Oligocene palaeoslope system, Cyprus, in Stow, D.A.V., Pudsey, C.J., Howe, J.A., Faugères, J.C., and Viana, A.R., eds., Deep-Water Contourite Systems...
2021
HIGH-PRECISION ALGORITHM FOR GRAIN SEGMENTATION OF THIN SECTIONS BY MULTI-ANGLE OPTICAL-MICROSCOPIC IMAGES
Timur Murtazin, Zufar Kayumov, Vladimir Morozov, Radik Akhmetov, Anton Kolchugin, Dmitrii Tumakov, Danis Nurgaliev, Vladislav Sudakov
Journal of Sedimentary Research (SEPM)
...: Journal of Petroleum Science and Engineering, v. 197, no. 107933, doi:10.1016/j.petrol.2020.107933. Ar Rushood, I., Alqahtani, N., Wang, Y.D....
2023
Structural, Lithologic, and Diagenetic Controls on Dakota Formation Gas Production in the Greater San Arroyo Gas Field, Utah
Joshua P. Dark, Brian S. Currie, Mary L. McPherson, John Rakovan, Tomasz A. Marchlewski
Utah Geological Association
... at these conditions. Images were later digitally enhanced by adjusting brightness, contrast, color saturation, and gamma correction. Each CL image...
2008
The Early Cambrian Problematic Fossil Volborthella: New Insights from the Basin and Range
James W. Hagadorn, Ben Waggoner
Pacific Section SEPM
... six sample points at which X-ray analyses were taken. Note that each measured grain shows a different level of brightness. The graph of grayscale...
2002
The Emergence of Pre-Cenozoic Petroleum System In East Java Basin: Constraints from New Data and Interpretation of Tectonic Reconstruction, Deep Seismic, and Geochemistry
Awang Harun Satyana
Indonesian Petroleum Association
... differences in brightness of various packages (perhaps reflecting more volcanics), the thickness of megasequences and general fault style and spacing...
2016
Water-Oil Displacement in Shale: New Insights from a Comparative Study Integrating Imbibition Tests and Multiscale Imaging
Sheng Peng, Priyanka Periwal, Robert M. Reed
Unconventional Resources Technology Conference (URTEC)
... (Fig. 10D). The brightness of the oil-imbibed areas does not show any sign of change after water imbibition, indicating no (or minimal) occurrence...
2021
Visualizing Fracture-Matrix Fluid Exchange in Unconventional Tight Mudstone
John J. Valenza, Johnathan Moore, Sean Sanguinito, Dustin Crandall
Unconventional Resources Technology Conference (URTEC)
.... The experiments were performed at ambient temperature (~20 °C). Experimental pressures, flow rates, and temperatures were recorded every 5s using...
2022
Chapter 1: Applications of Correlative Light and Electron Microscopy (CLEM) to Organic Matter in the North American Shale Petroleum Systems
B. J. Valentine, P. C. Hackley
AAPG Special Volumes
... tomography images (Garrido et al., 2014) or ultrasound sonograms (Harris-Love et al., 2016). As a result of changes in SEM brightness/contrast between...
2019
Pilot Phase of the Aguada Federal Block, Black-Oil Window
Osvaldo Nielsen, David Curia, Pablo Pateti, Javier Caniggia, Alexis Ortega, Morten Slinde
AAPG Special Volumes
... propagation, dimensions, type) and rock elasticity (e.g., ductility and brightness) is needed. Seismic data can provide a reliable estimation...
2020
Chapter Five: Reservoir Identification
Alistair R. Brown
AAPG Special Volumes
... of a flat spot reflection at the downdip limit of brightness. The lower sand is much thicker and the flat spot reflection is very clear. The natural...
2011
Carbonate Lithologies of the Mississippian Barnett Shale, Fort Worth Basin, Texas
Kitty L. Milliken, Ruarri J. Day-Stirrat, Petro K. Papazis, Christian Dohse
AAPG Special Volumes
... into carbonate minerals under generally reducing and low-temperature conditions. Ali, W. A., 2009, Lithofacies, depositional environment, burial history...
2012