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The AAPG/Datapages Combined Publications Database
Showing 1,173 Results. Searched 200,635 documents.
Mineralogical, Geochemical (REE), and Isotopic (K-Ar, Rb-Sr, d18O) Evolution of the Clay Minerals from Faulted, Carbonate-rich, Passive Paleomargin of Southeastern Massif Central, France
Norbert Clauer , Francis Weber , Francois Gauthier-Lafaye , Theofilos Toulkeridis , , Jean-Pierre Sizun
Journal of Sedimentary Research (SEPM)
... 40Ar/36Ar ratio of the blank of the extraction line and the mass spectrometer, which averaged 299.5 ± 1.0 (2s). The K-Ar ages were calculated using...
1997
Origin of Fibrous Gypsum in the Newark Rift Basin, Eastern North America
Mohamed El Tabakh , B. Charlotte Schreiber , John K. Warren
Journal of Sedimentary Research (SEPM)
... uncertainties were less than 0.00002. The total Sr blank for the analytical procedure was less than 0.02 ng. This new procedure was developed and provided...
1998
Correlation of Sedimentary Basins Across the North Atlantic as Obtained from Gravity and Magnetic Data, and Its Relation to the Early Evolution of the North Atlantic: Chapter 9: North Atlantic Perspectives
J. Verhoef, S. P. Srivastava
AAPG Special Volumes
... gap. This blank area is not present in the bathymetry and Bouguer anomaly reconstructions. The overlap in the Bay of Biscay may be partly due...
1989
Coaxial Stretching or Lithospheric Simple Shear in the North Sea? Evidence from Deep Seismic Profiling and Subsidence: Chapter 33: North Sea and Barents Shelf
Simon L. Klemperer, Nicky White
AAPG Special Volumes
... the reflection Moho the lithospheric mantle is acoustically blank except for a zone of dipping reflectors at each end of the profile. The intramantle...
1989
Siderite Concretions from Nonmarine Shales (Westphalian A) of the Pennines, England: Controls on Their Growth and Composition
Q.J. Fisher , R. Raiswell , J.D. Marshall
Journal of Sedimentary Research (SEPM)
... in solution was assumed to be from dissolved francolite), blank composition, and silicate dissolution in order to determine the bulk chemical composition...
1998
Holocene Transgressive Stratigraphy of a Macrotidal Flat in the Southeastern Yellow Sea: Gomso Bay, Korea
Y.H. Kim , H.J. Lee , S.S. Chun , S.J. Han , S.K. Chough
Journal of Sedimentary Research (SEPM)
... lamination (upper part). Black area (near center) represents a blank formed by picking peat. (HJ-3, 318-348 cm). C) Unit I; intensely bioturbated mud...
1999
Tidal Sedimentology and Estuarine Deposition of the Proterozoic Big Cottonwood Formation, Utah
Todd A. Ehlers, Marjorie A. Chan
Journal of Sedimentary Research (SEPM)
... of Proterozoic succession B and C of western North America. Blank areas represent missing record, or igneous rocks not shown on diagram. Modified from Link...
1999
Sandstone Petrology and Geochemistry of the Turpan Basin (NW China): Implications for the Tectonic Evolution of a Continental Basin
Lei Shao , Karl Stattegger , Carl-Dieter Garbe-Schoenberg
Journal of Sedimentary Research (SEPM)
..., JSD-1), drift control samples, duplicate samples, and blank samples. Accuracy and precision could be estimated, and monitored, from the control samples...
2001
Development of Magnesian Carbonates in Quaternary Soils on the Island of Hawaii
Charles E. Whipkey,, Rosemary C. Capo, Jean C.C. Hsieh, Oliver A. Chadwick
Journal of Sedimentary Research (SEPM)
...). Strontium was separated using SrSpec resin; total procedural Sr blank was < 1 ng. 87Sr/86Sr ratios were measured using a Finnigan MAT 262 thermal...
2002
Classification of Australian Clastic Coastal Depositional Environments Based Upon a Quantitative Analysis of Wave, Tidal, and River Power
P.T. Harris, A.D. Heap, S.M. Bryce, R. Porter-Smith, D.A. Ryan, D.T. Heggie
Journal of Sedimentary Research (SEPM)
... based on the Scheffe's test for the difference in means at the 95% confidence level, applied using the statistical software package STATISTCATM. Blank...
2002
Geochemistry of Sandstones from the Upper Miocene Kudankulam Formation, Southern India: Implications for Provenance, Weathering, and Tectonic Setting
J.S. Armstrong-Altrin, Yong Il Lee, Surendra P. Verma, S. Ramasamy
Journal of Sedimentary Research (SEPM)
... direction, showing sample locations. Stratigraphic section names are according to the nearest village (Fig. 1B). Blank crossed space in the Manapaud section...
2004
Relationships Between Composition of Organic Matter, Depositional Environments, and Sea-Level Changes in Backarc Basins, Central Japan
Akiko Omura, Koichi Hoyanagi
Journal of Sedimentary Research (SEPM)
... gas. Carbon isotope results are expressed as per mil (‰) relative to the V-PDB standard. We measured a blank with each sample and a working standard...
2004
Middle Permian Telodiagenetic Processes in Neoproterozoic Sequences, Tandilia System, Argentina
Patricia Eugenia Zalba, Marcelo Manassero, Emmanuel Laverret, Daniel Beaufort, Alain Meunier, Martin Morosi, Laura Segovia
Journal of Sedimentary Research (SEPM)
... determinations. The blank of the extraction line and the mass spectrometer were also periodically controlled, the amount of residual 40Ar being...
2007
Early Paleozoic (Arbuckle) Overlap, Southern Mid-Continent, United States
Philip A. Chenoweth
AAPG Bulletin
... Precambrian (1.95 billion years) in northern Kansas to Early Cambrian in southern Oklahoma (see Fig. 4). Blank areas are unknown or are underlain...
1968
Stratigraphic Applications of Dipmeter Date in Mid-Continent
R. L. Campbell, Jr.
AAPG Bulletin
... (Fig. 10d). The patterned segments of Figure 10d represent data from the appropriate patterns on Figure 11b. The blank segments indicate the data...
1968
Storm- and Tide-Dominated Shorelines in Cretaceous Moosebar-Lower Gates Interval--Outcrop Equivalents of Deep Basin Gas Trap in Western Canada
Dale A. Leckie, Roger G. Walker
AAPG Bulletin
...) with subsurface sections (locs. 2 to 10). Nonmarine members and formations are stippled. Cadomin is conglomerate. Marine units have been left blank...
1982
Mud Volcanoes, Shale Diapirs, Wrench Faults, and Melanges in Accretionary Complexes, Eastern Indonesia
A. J. Barber , S. Tjokrosapoetro , T. R. Charlton
AAPG Bulletin
... blank), reef terraces, photolineaments, and outcrops of "Bobonaro Scaly Clay" interpreted as shale diapirs, in places with associated mud volcanoes...
1986
Dissolution of Granitic Sand by pH-Buffered Carboxylic Acids: A Flow-Through Experimental Study at 100 degrees C and 345 Bars (1)
CHRISTY L. REED and ANDREW HAJASH, JR.
AAPG Bulletin
... as a "blank," investigated the changes in fluid chemistry as 0.01 molal oxalic acid alone (no solid) was maintained at 100 degrees C and 345 bars...
1992
Evolution of stratigraphic sequences in multisegmented continental rift basins: Comparison of computer models with the basins of the East African rift system
Juan Contreras, Christopher H. Scholz
AAPG Bulletin
... toward the hanging-wall depression, the blank area in the middle of the figure. (B) Fluvial network of the Ruhuhu River, central Malawi rift. See...
2001
Oil and gas geochemistry and petroleum systems of the Fort Worth Basin
Ronald J. Hill, Daniel M. Jarvie, John Zumberge, Mitchell Henry, Richard M. Pollastro
AAPG Bulletin
... programming at 35C for 20 min, 8C/min, to 300C, 0.5325C, and held for 20 min. Components are detected by an FID held at 330C. A blank run immediately...
2007
Origin and accumulation of CO2 and its natural displacement of oils in the continental margin basins, northern South China Sea
Baojia Huang, Hui Tian, Hao Huang, Jihai Yang, Xianming Xiao, and Li Li
AAPG Bulletin
... and GC retention times with previous documents. In the process of analysis, the blank experiment was performed to ensure that there are no contaminants...
2015
Application of U–Pb detrital zircon geochronology to drill cuttings for age control in hydrocarbon exploration wells: A case study from the Rukwa Rift Basin, Tanzania
Hannah Hilbert-Wolf, Eric Roberts, Bob Downie, Cassy Mtelela, Nancy J. Stevens, and Patrick O’Connor
AAPG Bulletin
... analysis. The first 30 s were for gas blank measurement, and during the final 40 s the shutter was opened to allow for sample ablation and measurement...
2017
Seismic geomorphology and sedimentology of a fluvial-dominated delta: Implications for the Neogene reservoirs, offshore Bohai Bay Basin, China
Shang Xu, Fang Hao, Changgui Xu, Huayao Zou, and Baishui Gao
AAPG Bulletin
... shows uniform morphology (blank zones) on the coherence cube slice (Figure 8). This seismic facies also exhibits high RMS amplitudes, which display...
2019
Experimental determination of porosity and methane sorption capacity of organic-rich shales as a function of effective stress: Implications for gas storage capacity
Garri Gaus, Reinhard Fink, Alexandra Amann-Hildenbrand, Bernhard M. Krooss, and Ralf Littke
AAPG Bulletin
... plug was replaced by a stainless steel disk. In addition, blank expansion tests were performed with the measuring gas (methane) up to a pore pressure...
2021
Seismic reflection analysis of the deeply buried Neoproterozoic rift basin beneath Sichuan Basin, southern China
Jing Hu, Dong Jia, Guoqi Wei, Wuren Xie, Yiquan Li, Nan Su, Zhuxin Chen, Wei Yang, Zhigang Li, Chuang Sun, and Yong Zhang
AAPG Bulletin
... saucer-shaped (Figure 10A) or inclined sheet-like (Figure 10B) geometries in 3-D. They typically generate “blank” seismic zones above and below them...
2022