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The AAPG/Datapages Combined Publications Database
Showing 675 Results. Searched 200,691 documents.
The Method of Fluid Inclusion Study and its Application to the Bujang Melaka Pluton, Kinta Valley
Michael Schwartz
Geological Society of Malaysia (GSM)
.... It is characteristic of host-rock buffered cooling. Another group of fluids unmixed into a salt-enriched H20 phase and a salt-poor C02-H20 phase...
1987
Implementation of Edge Computing for Beam Wells By Capturing Well Dynamic Condition Utilizing High Frequency Data and Autonomous Control Served as Value Creation at DX Field
Maulana Insan Kamil, Boya Sugito Priaali, Bardansyah Sembiring, Zuam Achmad, Refli Gustiadi
Indonesian Petroleum Association
... was buffered and then sent every 5 minutes in bulk to the data center. The device used MQTT protocol to send the messages to the data center. This could...
2022
Allophane and Na-Rich Alunite from Kaolinitic Nodules in Shale
W. D. Keller, Richard J. Gentile, A. L. Reesman
Journal of Sedimentary Research (SEPM)
... solutions dissolve silica preferentially and incongruently from kaolinite. As the solutions from above were next buffered by the concretionary zone...
1967
Compositional Variation of Biotites from a Peraluminous Magma: Example from the Kuala Lumpur Granite
Azman A. Ghani
Geological Society of Malaysia (GSM)
... composition of biotite solid solution for individual buffers. This trend suggests that consanguineous granitoids were buffered during crystallisation, f0 2...
2001
Clay Mineral Investigations of Cretaceous and Quaternary Deep Sea Sediments of the North American Basin
Marian B. Jacobs
Journal of Sedimentary Research (SEPM)
... oxide removal from soils and clays by a dithionite--citrate system buffered with sodium bicarbonate, p. 317-327 in Swineford, A. (ed.), Proc. 7th Natl...
1970
Edta Dissolution of Gypsum, Anhydrite, and Ca-Mg Carbonates
M. W. Bodine, Jr., T. H. Fernalld
Journal of Sedimentary Research (SEPM)
..., we prepare a 0.25 M EDTA solution (approximate saturation of the disodium EDTA salt) buffered to pH of 10-12. After four hours of boiling...
1973
Clay Mineral Segregation in the Marine Environment
Ronald J. Gibbs
Journal of Sedimentary Research (SEPM)
...-citrate system buffered with sodium bicarbonate: Clays and Clay Minerals, v. 7, p. 319-327. MILLIMAN, J. E., C. P. SUMMERHAYES, AND H. T. BARRETTO...
1977
The Early Nonstructural Chemical Diagenesis of Foraminiferal Calcite
Robert B. Lorens, Douglas F. Williams , Michael L. Bender
Journal of Sedimentary Research (SEPM)
... in that they used a carefully buffered dissolution medium; we did not. Our dissolution medium may have been more corrosive to the tests, thus masking any preferential...
1977
In Situ Experiments on the Burial of Marine Invertebrates
Jean Ann Nichols, Gilbert T. Rowe, C. Hovey Clifford, Robert A. Young
Journal of Sedimentary Research (SEPM)
... was removed by hand. All samples were sieved through 0.42 and 0.297 mm mesh screens and preserved with 10% buffered formalin. A dissecting microscope...
1978
pH and Eh Changes in Sea-Marginal Algal Pools of the Red Sea: And Their Effect on Carbonate Precipitation
Gerald M. Friedman, H. A. Foner
Journal of Sedimentary Research (SEPM)
... to 8.3, that of normal buffered sea water, was never obtained in this study. A pH level peaking at 9 to 10 is a necessary condition for the solution...
1982
Influence of Hematite on the Color of Red Beds
Jose Torrent, Udo Schwertmann
Journal of Sedimentary Research (SEPM)
... and clays by a dithionite-citrate system buffered with sodium bicarbonate, in Swineford, A., ed., Clays and Clay Minerals, Proc. 7th Natl. Conf...
1987
Hydrothermal Dolomitization and Recrystallization of Dolomite Breccias from the Miocene Monterey Formation, Tepusquet Area, California
Mitchell J. Malone , Paul A. Baker , Stephen J. Burns
Journal of Sedimentary Research (SEPM)
... = 0.710235. For elemental determinations, samples containing only dolomite as the carbonate phase were leached with 1M acetic acid buffered with 1M...
1996
Sedimentary Environment and Sediments of Cook Inlet, Alaska
G. D. Sharma , D. C. Burrell
AAPG Bulletin
... exchangeable cations associated with the suspended material were eluted with microquantities of buffered ammonium acetate. Data for potassium, magnesium...
1970
Oil and Gas Developments in South Texas in 1983
Andrew M. Raring
AAPG Bulletin
...). The numbers nevertheless show a representative, if buffered, picture. In fact, exploratory drilling cratered in early 1982. The numbers for that year were...
1984
Origin of Saline Formation Waters, Cenozoic Section, Gulf of Mexico Sedimentary Basin (1)
LYNTON S. LAND and G. L. MACPHERSON
AAPG Bulletin
... with the water, but the pH is buffered by reactions external to the CaCO[3]-CO[2] system. In a system buffered internally by CaCO[3]-CO[2]-H[2]O, an entirely...
1992
Massive recrystallization of low-Mg calcite at high temperatures in hydrocarbon source rocks: Implications for organic acids as factors in diagenesis
Ezat Heydari, William J. Wade
AAPG Bulletin
...., and A. Hajash, 1992, Dissolution of granitic sand by pH-buffered carboxylic acids: a flow-through experimental study at 100 degreesC and 345 bars: AAPG...
2002
Calcite cement in Permian deep-water sandstones, Delaware Basin, west Texas: Origin, distribution, and effect on reservoir properties
Shirley P. Dutton
AAPG Bulletin
... buffered acidic formation waters near where they entered the sandstone, resulting in calcite concentrated near the sandstone margins. The calcite...
2008
Abstract: Deciphering the Interplay Between Tectonics and Eustatic Sea-Level in A Mixed Carbonate-Siliciclastic System: Insights from Stratigraphic Forward Modelling; #91204 (2023)
Ignatius Argadestya, Yazeed Aldukhayyil, Khalid Al-Ramadan, and Ardiansyah Koeshidayatullah
Search and Discovery.com
...). Buffered, incomplete, and shredded: The challenges of reading an imperfect stratigraphic record. Journal of Geophysical Research: Earth Surface, 125...
2023
Carbonate Dissolution and Porosity Development in the Burial (Mesogenetic) Environment; #50860 (2013)
Paul Wright and Paul (Mitch) Harris
Search and Discovery.com
... in that the ubiquitous presence and rapid kinetics of dissolution of carbonate minerals causes the mesogenetic porewaters to be always saturated and buffered...
2013
Speciation of McMurray Formation Inclined Heterolithic Strata: Varying Depositional Character Along a Riverine Estuary System, #51067 (2015).
Curtis D. Lettley, S. George Pemberton
Search and Discovery.com
...–saltwater interface) and a muddy, organic-rich substrate will promote the activity of endobenthic deposit feeders, which are buffered from salinity...
2015
Chemical effects of carbon dioxide sequestration in the Upper Morrow Sandstone in the Farnsworth, Texas, hydrocarbon unit
Bulbul Ahmmed, Martin S. Appold, Tianguang Fan, Brian J. O. L. McPherson, Reid B. Grigg, and Mark D. White
Environmental Geosciences (DEG)
... for reaction in the lower water–rock ratio scenario, the pH was buffered to a higher value. Figure 7. Predicted change in pH during stage 2...
2016
Detrital-Zircon Mixing and Partitioning In Fluvial To Deep Marine Systems, Central California, U.S.A.
Zachary T. Sickmann, Charles K. Paull, Stephan A. Graham
Journal of Sedimentary Research (SEPM)
..., it is buffered from the shorter-time-scale complex mixing processes of the littoral and upper canyon environments. Thus, lower-canyon deposits tend to represent...
2016
Metalliferous Recent Sediments? Mineralogical and Historical Approaches to the Study of Utah Mill Tailings
Laurence P. James
Utah Geological Association
... of information here proposed to aid in the characterization of mill tailings-history, origin, and mineralogy-buffered aqueous reactions of the product...
1991
Diagenesis of Locally Uraniferous Sandstones of the Deer Lake Group, and Sandstones of the Howley Formation, Carboniferous Deer Lake Subbasin, Western Newfoundland
Q. Gall, R.N. Hiscott
CSPG Bulletin
.... Mehra, O. P. and Jackson, M. L. 1960. Iron removal from soils and clays by a dithionite-citrate system buffered with sodium bicarbonate. Clays and Clay...
1986
Zonation and Geochemical Patterns of Burial Calcite Cements: Upper Smackover Formation, Clarke County, Mississippi
Ezat Heydari , Clyde H. Moore
Journal of Sedimentary Research (SEPM)
...+ incorporation is minor. This is because pH of for ation waters under burial conditions in carbonate reservoirs will generally be buffered...
1993