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The AAPG/Datapages Combined Publications Database
Showing 2,898 Results. Searched 200,619 documents.
Cobalt-Rich Ferromanganese Crusts from the Exclusive Economic Zone of the United States and Nodules from the Oceanic Pacific
James R. Hein, Lisa A. Morgenson, David A. Clague, Randolph A. Koski
Circum Pacific Council Publications
... absorption (AA). Compiled data include these tech niques as well as x-ray spectroscopy, polarography, neutronactivation analysis, microprobe, and wet...
1987
Vaca Muerta Shale Reservoir Characterization and Description: The Starting Point for Development of a Shale Play with Very Good Possibilities for a Successful Project
Mariano N. Garcia, Federico Sorenson, Juan Carlos Bonapace, Fabio Motta, Christian Bajuk, Hernan Stockman
Unconventional Resources Technology Conference (URTEC)
... used because of more water absorption. It must be taken into consideration that this method is very sensitive, and results strongly depend on the way...
2013
Uranium Deposits of the Grants Mineral Belt: Geochemical Constraints on Origin
Douglas G. Brookins
Rocky Mountain Association of Geologists
... and Szilagyi, 1968). For most peat extracts, the enrichment factor (U per gm. peat/U per ml HzO) is about 1 04,and the maximum absorption occurs...
1977
Simple X-Ray Diffraction Techniques to Identify Mg Calcite, Dolomite, and Magnesite in Tropical Coralline Algae and Assess Peak Asymmetry
Merinda C. Nash, Bradley N. Opdyke, Zhongwei Wu, Huifang Xu, Janice M. Trafford
Journal of Sedimentary Research (SEPM)
... and productivity loss in coral reef builders: National Academy of Sciences (USA), Proceedings, v. 105, p. 17,442– 17,446. Bischoff, W.D., Bishop...
2013
Dolomites and Dolomitization: A Review
Peter Sonnenfeld
CSPG Bulletin
... Resources of the City of Calgary and Vicinity," Res. Coun. Alberta, Bull. 8. McCalla, T. M., 1940a, "Cation Absorption by Bacteria," Jour. Bact., Vol...
1964
Sedimentology and Depositional Environments of Basin-Center Evaporites, Lower Salina Group (Upper Silurian), Michigan Basin
Roy D. Nurmi , , Gerald m. Friedman
AAPG Special Volumes
... analysis of a nodule by atomic absorption spectroscopy at the Texaco Research Laboratory at Beacon, New York, showed a chemical composition of 21.4% Ca...
1977
Siltstones Across the Daptocephalus (Dicynodon) and Lystrosaurus Assemblage Zones, Karoo Basin, South Africa, Show No Evidence For Aridification
Jiawen Li, Robert A. Gastaldo, Johann Neveling, John W. Geissman
Journal of Sedimentary Research (SEPM)
...–Triassic Mass Extinction (PTME) is considered the most catastrophic biodiversity loss of the Phanerozoic. The crisis currently is dated to between 251.941...
2017
Cllmatic Zones Throughout the Ages
George W. Bain
Special Publications of SEPM
... intermittent shift and low sun in the of about 900 zones during the absorption major pairs on of thermal climate zones are where the sun...
1963
Freshwater Stromatolites from an Early Permian Wetland (Manebach, Thuringian-Forest Basin, Germany): Structure, Development, and Paleoenvironmental Context
Alexandra Hellwig, Steffen Trümper, Ronny Rößler, Michael Krings
PALAIOS
...). EPS act as a physical and chemical protection and can aid nutrient absorption (Christensen and Characklis 1990; Decho et al. 2011). During calci...
2023
Preservational Analysis of Jurassic Clam Shrimps from LA Matilde Formation (Patagonia, Argentina) by Libs annd Raman Spectroscopies
Victoria Cecilia Jimenez, Mateo Daniel Monferran, Diego Martin Diaz Pace, Guillermo Javier Copello, Roberto Gerardo Pellerano, Nora Graciela Cabaleri, Oscar Florencio Gallego
PALAIOS
... to the matrix. These authors suggested that the high concentration of Fe in fossils probably resulted from the absorption of Fe by biopolymers; besides...
2024
Mg zonation and heterogeneity in low-Mg calcite microcrystals of a depositional chalk
Chanse J. Rinderknecht, Franek J. Hasiuk, Stephan C. Oborny
Journal of Sedimentary Research (SEPM)
... sediment and is often responsible for the loss of primary characteristics in the sedimentary particles (Hashim and Kaczmarek 2019). Contact cementation...
2021
Phosphoritesthe Unsolved Problems
Y. K. Bentor
Special Publications of SEPM
... about 0 33 X 1012 g yr P to the atmosphere causing a yearly net loss to the 10 12 of 0 11 X 10 g almost yearly river input Another possible...
1980
Multistage Dolomitization of the Mississippian Turner Valley Formation, Quirk Creek Field, Alberta: Chemical and Petrologic Evidence
Ihsan S. Al-Aasm, Fenghu Lu
CSPG Special Publications
... in closer grain packing and dewatering, especially in lime muds, as well as porosity loss and considerable reduction in sediment thickness...
1994
Dolomitization and Dedolomitization of Upper Cretaceous Carbonates: Bahariya Oasis, EGYPT
Hanafy Holail, Kyger C. Lohmann, Ivan Sanderson
Special Publications of SEPM
... Oasis 1 pre Campanian unconformity which overlies the El Heiz corded in the the Formation and reflects erosive loss of the Turonian and microscopy...
1988
Structure of Turner Valley Gas and Oil Field, Alberta
Theodore A. Link , P. D. Moore
AAPG Bulletin
... expect the loss of volume in gas to be accompanied by encroachment of water in considerable amounts much greater than the water which is found in several...
1934
Bottom-Sediment Chemistry in Devils Lake, Northeast North Dakota
Stephen C. Komor
Special Publications of SEPM
... acid GFAA graphite furnace atomic absorption MCV manual cold vapor atomic ab sorption PM 1 10 phenathroline method measured in glove box MBM meth ylene...
1994
Styles of Dolomitization along a Lower Permian Platform-to-Basin Profile, Midland Basin, Texas
S. J. Mazzullo
West Texas Geological Society
... fractionation effects. Concentrations of strontium in some of the dolomites were determined by atomic absorption spectrophotometry at Wichita State...
1998
Hydrocarbon System Analysis for Methane Hydrate Exploration on Mars
Michael D. Max, Stephen M. Clifford, Arthur H. Johnson
AAPG Special Volumes
... and is particularly well suited to the investigation of ice-rich (and, thus, dielectrically low-loss) environments, such as the Martian polar layered deposits...
2013
The Role of Subaqueous Debris Flow in Generating Turbidity Currents
Monty A. Hampton
Journal of Sedimentary Research (SEPM)
... absorption into the debris. The accumulated debris sluggishly resumed movement downslope when a critical mass built up, and differential movement caused...
1972
Origin of Variegated Redbeds in the Cathedral Bluffs Tongue of the Wasatch Formation (Eocene), Wyoming
Linda H. Braunagel , K. O. Stanley
Journal of Sedimentary Research (SEPM)
... of the Sixth National Conf. on Clays and Clay Minerals, p. 327-341. CARTWRIGHT, L. D., 1928, Loss of color of red sandstone upon deposition: Amer. Assoc...
1977
Diagenesis
Zb. L. Sujkowski
AAPG Bulletin
... minerals re-oriented under directed pressure); base exchange; diffusion, absorption, and others. Diffusion may play a very important part in many...
1958
Meteoric Diagenesis of Plio-pleistocene Limestones at Enewetak Atoll
Terrence M. Quinn
Journal of Sedimentary Research (SEPM)
... a Perkin Elmer Model 303 atomic absorption spectrophotometer by reacting 0.5 g of sample powder in 10 ml of 0.3 N HCl, removing insoluble residue...
1991
Strontium Geochemistry of Miocene Primary Gypsum: Messinian of Southeastern Spain and Sicily and Badenian of Poland
L. Rosell , F. Orti , A. Kasprzyk , E. Playa , Tadeusz Marek Peryt
Journal of Sedimentary Research (SEPM)
... filtration, the solution was analyzed for strontium and calcium using atomic absorption spectroscopy. Calcium values were used to ascertain that samples...
1998
Origin of Dolomite in the Arab-D Reservoir from the Ghawar Field, Saudi Arabia: Evidence from Petrographic and Geochemical Constraints
Peter K. Swart, David L. Cantrell, Hildegard Westphal, C. Robertson Handford, Christopher G. Kendall
Journal of Sedimentary Research (SEPM)
.... The strontium concentrations of the pure dolomite separates were determined using atomic absorption (Perkin-Elmer 4500). In this method...
2005
Shallow Carbonate-Bank-Margin Growth and Structure, Little Bahama Bank, Bahamas
Albert C. Hine , A. Conrad Neumann
AAPG Bulletin
.... The platform or bank margin is the primary area of energy absorption, and because energy levels fluctuate significantly as a result of change...
1977