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The AAPG/Datapages Combined Publications Database
Showing 625 Results. Searched 196,436 documents.
Poroelastic-Textural Characterization Through Multi-Step Hysteretic Mercury Intrusion Measurements
James Greene, Laurent Louis, Greg Boitnott, Coralee Cox, Matthew McAllen
Unconventional Resources Technology Conference (URTEC)
... for static elastic properties in a conventional pressure loading vessel. Prior to processing for MICP measurements, XRD and Leco TOC analysis...
2022
Lower Devonian Coaly Shales of Northern New Brunswick, Canada: Plant Accumulations in the Early Stages of Terrestrial Colonization
Kirsten L. Kennedy, Martin R. Gibling, Cortland F. Eble, Robert A. Gastaldo, Patricia G. Gensel, Ulrike Werner-Zwanziger, Reginald A. Wilson
Journal of Sedimentary Research (SEPM)
... in accordance with ASTM International Test Method D 5142-09 using a Leco TGA 701 thermogravimetric analyzer. Geochemical analysis included the measurement...
2013
Characterization of oil shale, isolated kerogen, and postpyrolysis residues using advanced 13C solid-state nuclear magnetic resonance spectroscopy
Xiaoyan Cao, Justin E. Birdwell, Mark A. Chappell, Yuan Li, Joseph J. Pignatello, Jingdong Mao
AAPG Bulletin
... carbon analysis by the LECO method. Elemental composition of the isolated kerogen (carbon, hydrogen, nitrogen, oxygen, and sulfur) was determined...
2013
Apalachicola Bay: Dynamic Sedimentation in a Gulf Coast Estuary
Wayne C. Isphording
GCAGS Transactions
... for the sand fraction. X-ray diffraction analyses were carried out on the -4 micron fraction to determine the clay mineralogy and a LECO Induction Furnace...
1986
Identification of Petroleum Systems Adjacent to the San Andreas Fault, California, U.S.A.: Chapter 26: Part V. Case Studies--Western Hemisphere
K. E. Peters , M. H. Pytte, T. D. Elam, P. Sundararaman
AAPG Special Volumes
... response using a Leco Analyzer and a Rock-Eval II Pyroanalyzer. Bitumens were extracted from ground whole rock using methylene chloride. Oils...
1994
Fabric and its Relation to Sedimentologic and Physical Properties of Near-Surface Sediment, Shelikof Strait and Alsek Prodelta, Alaska
Michael E. Torresan, William C. Schwab
Journal of Sedimentary Research (SEPM)
...., AND PISIAS, N. G., 1979, A method for the quantitative estimation of clay minerals in north Pacific deep-sea sediments: Clays Clay Minerals, v. 27, p...
1987
Nicolas and Eel Submarine Fans, California Continental Borderland
Suzanne Reynolds, Donn S. Gorsline
AAPG Bulletin
... parameters were calculated as moment measures. Calcium carbonate and organic carbon contents were determined at 2-cm intervals downcore using LECO...
1987
ABSTRACT: Concentration and distribution of mercury in Bulgarian high-sulfur coals
I. Kostova, J. Hower, S. Dai, D. Apostolova, Q. Wei
The Society for Organic Petrology (TSOP)
... was determined by using Hg analyzer LECO AMA-254. Sulfur and Hg concentration and distribution. The summarized data are present in Table 1. 191 Copyright © 2018...
2018
Organic Matter and Vanadium in the Toolebuc Formation of the Eromanga Basin
K. W. Riley, J. D. Saxby
Petroleum Exploration Society of Australia (PESA)
... carbon 'contents were determined by difference, after analysis for total carbon (Leco analyser) and carbonate carbon (Knott and Belcher, 1975). Total...
1982
Lithogeochemical characterization of the Beaverbank unit of the Halifax Formation, Meguma Group, and acid drainage implications
M. Feetham, R. J. Ryan, G. Pe-Piper, A. M. O’Beirne-Ryan
Atlantic Geology
... determined on every second sample at TUNS. Sulphur determination was carried out using the LECO Induction Furnace and the LECO sulphur titrator; carbon...
1997
Organic Carbon and Sulfur in the Sediments of the Virginia Chesapeake Bay
Carl H. Hobbs, III
Journal of Sedimentary Research (SEPM)
... ceased, then washed with distilled, deionized water, decanted, oven dried, and weighed. Samples were analyzed, in duplicate on a LECO Gasometric...
1983
Abstract: Diagenetic Features in the Late Cambrian Alum Shale across the SPICE Event, Sweden; #90283 (2016)
Neil S. Fishman, Sven O. Egenhoff
Search and Discovery.com
... mudstones, present day TOC (total organic carbon) values (Leco TOC) range from 6 to 14 wt% (n = 22); the Alum experienced significant thermal...
2016
Madison Group Source Rocks, Williston Basin, USA, #51301 (2016).
Daniel M. Jarvie, Julie Lefeve, Stephan H. Nordeng
Search and Discovery.com
... • John Zumberge, Geomark Research • Albert Maende, Wildcat Technologies • Brian Jarvie, Geomark Research (Leco TOC, CC, and HAWK) • Don Rocher et al...
2016
Origin of Natural Gas in Sacramento Basin, California
P. D. Jenden , I. R. Kaplan
AAPG Bulletin
...). Organic carbon content was measured with a Leco model WR12 carbon analyzer (estimated 1^sgr precision 0.07%). Vitrinite reflectance (Ro), thermal...
1989
Depositional Environments and Cycles in the Jurassic Fernie Formation, Southern Canadian Rocky Mountains
N. J. Stronach
CSPG Special Publications
... to bedding. Organic carbon contents were measured on a “LECO” analyser. In general, measurements were made on approximately ten samples from each...
1984
Chapter 2: Petroleum Source Rock Analysis in the Eastern Caribbean Region
Luis Miguel Bernardo, Claudio Bartolini
AAPG Special Volumes
... and evaluation of the following geochemical parameters: (1) total organic carbon (TOC %) with LECO Carbon Analyzer to estimate the quantity of the organic...
2021
Petroleum Migration and Mixing in the Potiguar Basin, Brazil (1)
L. A. F. TRINDADE , S. C. BRASSELL , and E. V. SANTOS NETO
AAPG Bulletin
... on the basis of their occurrences, organic richness, and maturity. The hydrocarbon generation area comprises rocks richer than 1% TOC, with S[2] higher than 5...
1992
The Pleasants Sandstone Member (Williams Formation, Santa Ana Mountains): A Southern California Upper Cretaceous Shelf Sandstone
Eugene J. Enzweiler, David J. Bottjer
Pacific Section SEPM
... diffraction and LECO gasometric and combustion apparatus were performed to supplement the petrographlc studies. X-ray diffraction studies concentrated...
1986
Diverse Sedimentary Conditions During Deposition Of Coal And Oil Shale From The Meihe Basin (Eocene, Ne China)
Yueyue Bai, Zhaojun Liu, Pingchang Sun,, Rong Liu, Xiaofeng Hu, Renjie Zhou, Yinbo Xu, Hanqing Zhao, Jianpeng Wang
Journal of Sedimentary Research (SEPM)
... in sediments over Phanerozoic time: a new theory: Geochimica et Cosmochimica Acta, v. 47, p. 862–885. Berner, R.A., and Raiswell, R., 1984, C/S method...
2017
The Paleohydrology of Lower Cretaceous Seasonal Wetlands, Isle of Wight, Southern England
V. Paul Wright , Kevin G. Taylor , Victoria H. Beck
Journal of Sedimentary Research (SEPM)
... were determined by colorimetry using the method of Whitehead and Malik (1975). Total carbon values were determinedon a LECO carbon contents were...
2000
Relationship Between Sedimentation Rate and Total Organic Carbon Content in Ancient Marine Sediments
Lynne E. Johnson Ibach
AAPG Bulletin
... percent is based on DSDP burn technique analysis using a Leco carbon analyzer which has an analytical error of ± 0.04% TOC (Hays et al, 1972...
1982
Organic Geochemistry in Relation to the Depositional Environments of Middle Jurassic Coal Seams, Danish Central Graben, and Implications for Hydrocarbon Generative Potential
Henrik Ingermann Petersen, Per Rosenberg, Jan Andsbjerg
AAPG Bulletin
.... Mennig, and P. Leplat, 1977b, Source rock characterization method for petroleum exploration: Proceedings, 1977 Offshore Technology Conference, v. 3...
1996
Inferring total organic carbon and major element geochemical and mineralogical characteristics of shale core from hyperspectral imagery
B. Rivard, N. B. Harris, J. Feng, and T. Dong
AAPG Bulletin
... chemical and x-ray diffraction analysis of core samples and guiding detailed sampling. This method provides insight into petrophysical and geomechanical...
2018
The Geochemistry of Hydrocarbons and Potential Source Rocks from the Los Angeles and Ventura Basins, Data Synthesis and Text, v. I: 1986
I. R. Kaplan, M. H. Alimi, C. Hein, A. Jeffrey, M. R. Lafferty, M. P. Mankiewicz, D. E. Meredith, E. B. Edwards, W. S. Dixon
Pacific Section of AAPG
.... This method of statistical analysis does not seem to be very useful in discriminating the properties of oils and bitumens based on geochemical data...
2000
Hydrocarbon charge and petroleum system evolution of the Montney Formation: A multidisciplinary case study of the Blueberry sub-play in Northeast British Columbia, Canada
Elizabeth A. Watt, Dallin P. Laycock, Eric Michael, Rick C. Tobin, Shaina Kelly, Michelle N. Johnston
Bulletin of Canadian Energy Geoscience (CEGA)
... of induced microfractures along bedding planes. Grain volumes of plugs were measured by helium injection using the Boyle’s Law method on a DV4000...
2022