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The AAPG/Datapages Combined Publications Database
Showing 5,949 Results. Searched 200,619 documents.
Front Matter, Introduction and Glossary: A Color Guide to the Petrography of Sandstones, Siltstones, Shales and Associated Rocks
Dana S. Ulmer-Scholle, Peter A. Scholle, Juergen Schieber, Robert J. Raine
AAPG Special Volumes
..., Procedures in Sedimentary Petrology: New York, Wiley-Interscience, 672 p. Folk, R. L., 1951, A comparison chart for visual percentage estimation...
2014
Petroleum generation and accumulation in the Berkine basin, eastern Algeria
Noureddine Yahi, Rainer G. Schaefer, Ralf Littke
AAPG Bulletin
... of the modeled section. An intense rifting phase affected most of the Saharan platform during the Cambrian-Ordovician (Klitzsch, 1971...
2001
Petroleum Geochemistry of Oil and Sediment Samples from the NPRA, Alaska: SOURCE ROCK EVALUATION INCLUDING ISOTOPES AND BIOMARKERS
P. J. D. Park, G. P. Cooles, S. W. Lister
AAPG Special Volumes
... vitrinite reflectance and spore color determinations observed during visual kerogen examination (see Tables 6-10). In most instances, spore colors agreed...
1985
Porosity evolution and geometry in Santos Basin Aptian presalt petrofacies
William da Silveira Freitas, Thisiane Dos Santos, Mariane C. Trombetta, Sabrina Danni Altenhofen, Argos Belmonte Silveira Schrank, Guilherme A. Martinez, Anderson J. Maraschin, Felipe Dalla Vecchia, Amanda Goulart Rodrigues, Luiz Fernando De Ros, and Rosalia Barili
AAPG Bulletin
.... Petrographic quantification was performed by counting 300 points per thin section and through visual estimation and comparative tables. All thin...
2026
Experiments on Oscillatory-Flow and Combined-Flow Bed Forms: Implications for Interpreting Parts of the Shallow-Marine Sedimentary Record
Simone Dumas, R.W.C. Arnott, John B. Southard
Journal of Sedimentary Research (SEPM)
..., we find the qualitative visual estimation of bed form roundness to be a more reliable and diagnostic indicator of combined-flow conditions than...
2005
Quantitative Image Analysis For Geologic Core Description
Roger J. Barnaby
Journal of Sedimentary Research (SEPM)
... for each phase was then computed for each 1 ft. vertical slice to quantify the mineralogy and vuggy porosity. The results are presented as a log curve...
2017
A Method to Estimate Groundwater Recharge
Siow Soo Fei, Nazari Jaafar, Ismail Yusoff
Geological Society of Malaysia (GSM)
... Kuala Lumpur 2Department of Geology, University of Malaya 50603 Kuala Lumpur Abstract: The conventional method of groundwater recharge estimation...
2003
Perforation Efficiency Quantification Utilizing Raw Stimulation Data for Hydraulically Fractured Unconventional Wells
Abdulrahman Alowaid, Tayyar Altayyar
Unconventional Resources Technology Conference (URTEC)
... in unconventional formations is typically completed through the use of physical diagnostic tools such as downhole visual techniques to estimate the areal...
2024
Index to the Journal of Sedimentary Petrology
Barbara H. Bloom
Special Publications of SEPM
...) for visual percentage estimation. R. L. Folk 21, 32 (1951) Cheltenham Fireclay, Missouri. W. D. Keller 16, 63 (1946) Cheltenhamian beds, Beaumaris...
1958
Efficiency improvements in structural geology modelling through the implementation of computational visual workflows
Fiona McLean, Cathal Reilly, Jacob Shearer
International Meeting for Applied Geoscience and Energy (IMAGE)
...Efficiency improvements in structural geology modelling through the implementation of computational visual workflows Fiona McLean, Cathal Reilly...
2022
A Comparison of Fractal Methods for Evaluation of Hydraulic Fracturing Surface Roughness
Abbas Movassagh, Xi Zhang, Elaheh Arjomand, Manouchehr Haghighi
Australian Petroleum Production & Exploration Association (APPEA) Journal
... and laboratory fracture height profiles, the roughness-length method provides a relatively more reliable estimation of the fractal dimension...
2020
Choosing the Best 3D Seismic Dataset for Reservoir Interpretation: A Case Study in Tunu Shallow Zone, Mahakam PSC, Indonesia
Teuku Reiza Yuanda, Rangga A. Brahmantio
Indonesian Petroleum Association
.... Dispersion of Phase-Shift In the deltaic transition zone, the surface condition has strong effects on 3D seismic data quality resulting...
2012
The digital revolution in mudlogging: An innovative workflow for advanced analysis and classification of drill cuttings using computer vision and machine-learning
Simone Di Santo, Tetsushi Yamada, Karim Bondabou, Mahdi Ammar
International Meeting for Applied Geoscience and Energy (IMAGE)
... morphological characteristics directly related to their visual aspect. Being lithology and visual aspect not universally univocal, a local model...
2022
A Method for Determining the Randomness of Regionally Distributed Quantitative Geologic Data
R. A. Cadigan
Journal of Sedimentary Research (SEPM)
... a visual estimation of the geologic significance of the grouping of the high and low values in figure 1, without the use of the Chisquare test...
1962
Using GIS for Development and Processing of Surface-Water Data for the TWDB GAM Models
Jordan, David L., PE
GCAGS Transactions
... for ArcView GIS: Redlands, CA, Environmental Systems Research Institute, Inc., 240 p. Gates, W.E., and Associates, Undated, Estimation of streamflows...
2002
A Simple and Effective Method for Portraying and Quantifying the Macropetrography of Lignites: A New Tool for Coal Seam Facies Analysis: RESEARCH METHOD PAPER
Richard Sykes , Ken C. Pratt
Journal of Sedimentary Research (SEPM)
... of both composition and texture. Xylite, fusain, and matrix proportions can be determined from lith-graphs and lith-logs simply by visual estimation...
1994
Depositional and diagenetic processes in the pre-salt rift section of a Santos Basin area, SE Brazil
Caroline de Oliveira Nardi Leite, Carlos Manuel de Assis Silva, Luiz Fernando de Ros
Journal of Sedimentary Research (SEPM)
... and quantified, 117 through visual estimation and 22 by counting 300 points in each thin section along transects perpendicular to the rock structure...
2020
ON DRILLING FREQUENCY AND MANLY'S ALPHA: TOWARDS A NULL MODEL FOR PREDATOR PREFERENCE IN PALEOECOLOGY
JANSEN A. SMITH, JOHN C. HANDLEY, GREGORY P. DIETL
PALAIOS
... a Bayesian formulation to Estimation can be done using a Markov Chain Monte-Carlo simulation method that makes repeated draws from the likelihood...
2018
Fluids characterization using cuttings extracts analyzed by gel permeation chromatography
G. Eric Michael, Julian Moore, Lloyd Jones, Alexandra Cely, Gulnar Yerkinkyzy, Tao Yang
International Meeting for Applied Geoscience and Energy (IMAGE)
... of reservoir fluid properties is explored. Pilot applications of GPC-RIUV to determine reservoir phase (GOR scf/stb) and pay confirmation are discussed...
2024
Chapter 22 - Pore Types and Porosity
Dana S. Ulmer-Scholle, Peter A. Scholle, Juergen Schieber, Robert J. Raine
AAPG Special Volumes
...., and J. P. Cassan, 1978, Estimation of recovery efficiency by visual observation of pore systems in reservoir rocks: Bulletin of Canadian Petroleum...
2014
Sample Examination
R. G. Swanson
AAPG Special Volumes
... A. Miscellaneous Allen, J.E., 1956, Estimation of Percentages in Thin Section; Considerations of Visual Psychology: Jour. Sedimentary Petrology, v. 26, p...
1981
Paleokarst in Middle Devonian Winnipegosis mud mounds, subsurface of south-central Saskatchewan, Canada
Qilong Fu, Hairuo Qing, Katherine M. Bergman
CSPG Bulletin
... on visual estimation. Discontinuity surfaces in the Winnipegosis mounds are manifest by disconformable contacts or truncated surfaces, and have...
2006
Influence of the Lost Circulation Material Injection Method on the Fracture Plugging: A Visualization Experimental Study
Yi Feng, Gao Li, Rui Li
Unconventional Resources Technology Conference (URTEC)
....ijmultiphaseflow.2015.05.005 Develi, K., and Babadagli, T. 2015. Experimental and Visual Analysis of Single-phase Flow Through Rough Fracture Feplicas...
2020
How Porosity and Permeability Vary Spatially with Grain Size, Sorting, Cement Volume, and Mineral Dissolution in Fluvial Triassic Sandstones: The Value of Geostatistics and Local Regression
J.M. McKinley, P.M. Atkinson, C.D. Lloyd, A.H. Ruffell, R.H. Worden
Journal of Sedimentary Research (SEPM)
...: Journal of Petroleum Science and Engineering, v. 9, p. 103–124. Sharp, W.E., 1982, Estimation of semivariograms by the maximum entropy method...
2011
TRACE FOSSILS AND GLAUCONITIC PELLETS PROVIDE INSIGHT INTO CAMBRIAN SILICICLASTIC MARINE ENVIRONMENTS
SHERIE C. HARDING, A.A. EKDALE
PALAIOS
..., Wisconsin and five from the Lion Mountain Member, Texas. Visual estimation of the percentage of quartz grains and glauconitic pellets was completed...
2018