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The AAPG/Datapages Combined Publications Database
Showing 625 Results. Searched 196,436 documents.
Rhenium-Osmium Geochronology and Geochemistry of the Permian Brushy Canyon Formation: Investigating the Controls of Re and Os Abundances in Organic-Rich Shales and the Evolution of Permian Seawater
Shawn Wright, Alan Brandon, John Casey
Unconventional Resources Technology Conference (URTEC)
... ages for Guadalupian stage boundaries are estimated using a cubic spline fit. Cubic spline fitting is a graphical, curve-fitting statistical method...
2017
Porosity of Devonian and Mississippian New Albany Shale across a maturation gradient: Insights from organic petrology, gas adsorption, and mercury intrusion
Maria Mastalerz, Arndt Schimmelmann, Agnieszka Drobniak, Yanyan Chen
AAPG Bulletin
... on a method of determining the distribution of pore sizes in a porous material: Proceedings of the National Academy of Science, U.S.A., v. 7, p...
2013
Geochemical characteristics of crude oil from a tight oil reservoir in the Lucaogou Formation, Jimusar sag, Junggar Basin
Zhe Cao, Guangdi Liu, Baoli Xiang, Peng Wang, Geng Niu, Zicheng Niu, Chaozheng Li, and Chengyun Wang
AAPG Bulletin
.... Koopmans, B. van de Graaf, and J. W. de Leeuw, 1997, A kinetic calculation method of homohopanoid maturation: Applications in the reconstruction...
2017
A type of continuous petroleum accumulation system in the Shulu sag, Bohai Bay basin, eastern China
Qing Li, Xuelian You, Zaixing Jiang, Xianzheng Zhao, and Ruifeng Zhang
AAPG Bulletin
.... Espitalié, J., M. Madec, B. Tissot, J. Mennig, and P. Leplat, 1977, Source rock characterization method for petroleum exploration: Offshore...
2017
Discovery of the lower Cambrian high-quality source rocks and deep oil and gas exploration potential in the Tarim Basin, China
Guangyou Zhu, Feiran Chen, Meng Wang, Zhiyao Zhang, Rong Ren, and Lin Wu
AAPG Bulletin
... measured using a Leco CS-200 carbon-sulfur analyzer. Carbonates in the samples were first removed using 10% HCl. Kerogen Carbon Isotope Analysis...
2018
Sedimentology, facies architecture, and sequence stratigraphy of a Mississippian black mudstone succession—The upper member of the Bakken Formation, North Dakota, United States
D. Borcovsky, S. Egenhoff, N. Fishman, J. Maletz, A. Boehlke, and H. Lowers
AAPG Bulletin
... as a proxy for organic richness in black shales; Applicability and limitations: Journal of Petroleum Geology, v. 26, no. 2, p. 153–174, doi...
2017
Chapter 3: Sedimentological Constraints and Provenance of Eocene and Miocene Successions from Barbados
Udo Zimmermann, Jacob Dieset, Lisa Watson, Tom Lapen
AAPG Special Volumes
...; the sample was cooled and weighed again. The loss in weight is the LOI of the sample. Total carbon and sulfur were determined by the LECO method. Here...
2021
Processes and Rates of Recent (Holocene) Basin Filling in an Active Transform Margin: Santa Monica Basin, California Continental Borderland
D. N. Malouta , D. S. Gorsline, S. E. Thornton
Journal of Sedimentary Research (SEPM)
.... 617-620. KU, T. L., 1976, The uranium-series method of age determinations: Ann. Rev. Earth Planet. Sci., v. 4, p. 347-379. KUENEN, Ph. H., 1950...
1981
Molecular Nitrogen in Natural Gas Accumulations: Generation from Sedimentary Organic Matter at High Temperatures
R. Littke , B. Krooss , E. Idiz , J. Frielingsdorf
AAPG Bulletin
... of Lopatin's method to petroleum exploration: AAPG Bulletin, v. 64, p. 916-926. Waples, D. W., and J. R. Sloan, 1980a, Carbon and nitrogen profiles in deep...
1995
Compartmentalization and time-lapse geochemical reservoir surveillance of the Horn Mountain oil field, deep-water Gulf of Mexico
Alexei V. Milkov, Evvy Goebel, Leon Dzou, David A. Fisher, Allen Kutch, Neal McCaslin, David F. Bergman
AAPG Bulletin
...) oil samples were performed at Baseline (Shenandoah, Texas) unless mentioned otherwise. Sulfur (S) concentrations were measured on a LECO SC132 sulfur...
2007
Understanding and distinguishing reflectance measurements of solid bitumen and vitrinite using hydrous pyrolysis: Implications to petroleum assessment
Paul C. Hackley, and Michael Lewan
AAPG Bulletin
...:10.1520/D2797_D2797M-11A. ASTM International, 2015b, ASTM D2798-11a: Standard test method for microscopical determination of the vitrinite reflectance of coal...
2018
The Distribution of Major Pelagic Sediment Components in the Mesozoic and Cenozoic North Atlantic Ocean
Jörn Thiede, Jan-Erik Strand, Torleiv Agdestein
Special Publications of SEPM
... certainty Fig I Appendix tion of The reconstruction of this important variable has been carried out following the backtracking method van Berger 1972...
1981
Sedimentology, Organic Geochemistry, and Petroleum Potential of Jurassic Coal Measures: Tarim, Junggar, and Turpan Basins, Northwest China
Marc S. Hendrix , Simon C. Brassell , Alan R. Carroll , Stephan A. Graham
AAPG Bulletin
... for all Jurassic samples collected from Xinjiang basins in this study. HI and OI values derived from Rock-Eval pyrolysis and Leco TOC data. Refer...
1995
Low-Thermal-Maturity (<0.7% VR) Mudrock Pore Systems: Mississippian Barnett Shale, Southern Fort Worth Basin
Robert M. Reed, Robert G. Loucks
GCAGS Journal
... working distances for imaging were 4 to 6.5 mm. Material from the same depth as some BIB-milled samples was analyzed for LECO total organic carbon...
2015
GEOCHEMICAL CHARACTERIZATION OF CENOMANIAN/TURONIAN BLACK SHALES FROM THE TARFAYA BASIN (SW MOROCCO) RELATIONSHIPS BETWEEN PALAEOENVIRONMENTAL CONDITIONS AND EARLY SULPHURIZATION OF SEDIMENTARY ORGANIC MATTER1
S. Kolonica, J.S. Sinninghe Damstéb, M.E. Böttcherc, M.M.M. Kuypersc, W Kuhntd, B. Beckmanna, G. Scheedere and T. Wagnera
Journal of Petroleum Geology
... removal of inorganic carbon by 0.25 N HCl, the total amounts of organic carbon (TOC) and sulphur (Stot) were determined with a LECO CS-300 Carbon-Sulphur...
2002
Organic Petrology and Geochemical (Rock-Eval) Studies on Oil Shales and Coals from the Pictou and Antigonish Areas, Nova Scotia, Canada
W. Kalkreuth, G. Macauley
CSPG Bulletin
... measurement. In this method, the organic material is irradiated with UV-light and the emitted fluorescence intensities are recorded over a wavelength...
1987
Carbonate Speleothems in the Dry, Inneralpine Vinschgau Valley, Northernmost Italy: Witnesses of Changes in Climate and Hydrology Since the Last Glacial Maximum
C. Spotl, M. Unterwurzacher, A. Mangini, F.J. Longstaffe
Journal of Sedimentary Research (SEPM)
..., > 125 µm and < 63 µm, using a LECO device. A number of springs and small runs were sampled in three-month intervals during one and a half years, whereby...
2002
Evaluation of Thermal Maturity in the Low Maturity Devonian Shales of the Northern Appalachian Basin; #10477 (2013)
Robert T. Ryder, Paul C. Hackley, Hossein Alimi, and Michael H. Trippi
Search and Discovery.com
... A histogram of total organic carbon (TOC) values in wt.% (determined by Leco Carbon Analyzer at Weatherford Laboratories) for Devonian shales (n=166...
2013
Organic and Inorganic Constituents of the Niobrara Formation in Weld County, Colorado
William F. Precht, Richard M. Pollastro
Special Publications of SEPM
... samples using induction Leco and a techniques standard furnace (Pratt, 1984). Petrographic charactericharacterization. and thin sectionincludedscanning...
1985
Characterization of Sub-Log Scale Variability in Mudstones and the Effects of Variable Sampling Scales on High Resolution Models; Examples From Bone Spring Formation, West Texas
Austin Morrell, Santhosh Narasimhan, Harry Rowe, Pukar Mainali
Unconventional Resources Technology Conference (URTEC)
... to the UCS value, while Th has a negative correlation with UCS. A brittleness index was calculated from elemental data from XRF and Leco TOC results...
2017
Hydrocarbon Charge Considerations in Liquid-Rich Unconventional Petroleum Systems, #80366 (2014)
Michael A. Abrams, Volker Dieckmann, Joseph A. Curiale, Ross Clark
Search and Discovery.com
... & Welte, 1984) Total Organic Carbon (TOC): • Total organic carbon measurements? (Leco versus calculated SRA) • What is minimum TOC required? • Maturity...
2014
The Graneros-Greenhorn Petroleum System, a Possible New Resource Play, Rocky Mountain Region, USA; #10898 (2016)
Steve Sonnenberg, Hannah Durkee, Craig Kaiser
Search and Discovery.com
.../LECO relationships. Nakamura, 2015. DETRITAL INDICATORS CARBONATE FACIES (All units are in ppm) XRF Bentonite 1 Facies Mbr. Depth (ft) Chalk...
2016
Exploration and Development Techniques for Unconventional Resources, #80673 (2019).
George Waters,
Search and Discovery.com
... Quality Parameter Schlumberger-Private • • • • • • • • • • • • • • Retort Dean Stark LECO TOC Rock Eval Tight NMR MICP XRD / FTIR Petrography Organic...
2019
Lithofacies Architecture and Variations in Expression of Sequence Stratigraphy Within Representative Intervals of the Green River Formation, Greater Green River Basin, Wyoming and Colorado
Kevin M. Bohacs, George Grabowski, Jr, Alan R. Carroll
Rocky Mountain Association of Geologists
... are, however, reported in feet to facilitate comparison with adjacent well logs. Lamina and bed descriptions followed the method of Campbell (1967). Bioturbation...
2007
Silica Diagenesis, Porosity Evolution, and Mechanical Behavior In Siliceous Mudstones, Mowry Shale (Cretaceous), Rocky Mountains, U.S.A.
Kitty L. Milliken, Terrilyn Olson
Journal of Sedimentary Research (SEPM)
... carbon was determined by LECO analysis. Bulk porosity was determined as dry He-porosity, and permeability was measured by a dry pressure-decay method...
2017