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The AAPG/Datapages Combined Publications Database
Showing 3,548 Results. Searched 196,763 documents.
Application of Flowing Material Balance to Estimate Fillup in Saltwater Disposal Reservoirs
Gerardo Jimenez
Unconventional Resources Technology Conference (URTEC)
... with synthetic examples. Detailed Workflow The assumptions for the workflow include a volumetric water disposal reservoir with a no-flow boundary. The derivation...
2022
Mitigating Multi-Bench Parent-Child Effect in Eagle Ford Play Using High Volume Preloads
Chigozie Aniemena, Christopher Chirinos, Allen LaBryer, Caitlin Latta, Mickey Moulton, Rebecca Johnson, Thomas Hailu
Unconventional Resources Technology Conference (URTEC)
... Appendix A for derivation) URTeC 3723856 𝐹= 8 𝑋( ℎ … … … … … … … … … … … … … … … … … … … … … … … … … … … … … … … … . . (3) 2𝐷𝑉 − 2...
2022
Note 2--Nature and Classes of Stratigraphic Units
American Commission on Stratigraphic Nomenclature
AAPG Bulletin
.... In no case should the same name be employed for all three categories of units, although they may correspond in derivation. 9. Endorsement...
1947
A Kaolinite Mudstone (Tonstein) in the British Coal Measures
D. A. Spears
Journal of Sedimentary Research (SEPM)
...------------------------ shows little rounding, again in contrast to the zircon, it was suggested that much of the apatite was of first cycle origin (p. 529). Derivation...
1970
The Threshold of Sediment Movement Under Oscillatory Water Waves
Paul D. Komar, Martin C. Miller
Journal of Sedimentary Research (SEPM)
... that the assumptions made by Carstens, and others (1969) in their derivation are essentially correct. The derivation by Carstens, and others (1969) also...
1973
Textural and Mineralogical Sorting Relationships in Krosno Formation (Oligocene) Turbidites, Polish Carpathian Mountains
Gerald L. Shideler , Andrzej Slaczka, Rafal Unrug, Marek Wendorff
Journal of Sedimentary Research (SEPM)
... moment measures (mean, standard deviation, skewness, kurtosis), as well as supplemental median and modal diameters. After derivation of the individual...
1975
Probable Algae Origin of Greenschist-Facies Metamorphic Carbonates, Appalachian Piedmont, Alabama
Allan M. Thompson
Journal of Sedimentary Research (SEPM)
... contains a high percentage of unusual ions, including P, S, F and Cl, and strongly suggests derivation from an organic source (Thompson, 1975...
1976
Wave Climate and Littoral Sediment Transport, Northeast Gulf of Alaska
Dag Nummedal, Michael F. Stephen
Journal of Sedimentary Research (SEPM)
... friction. This reasoning yields the following equation (for derivation see Coastal Engineering Research Center, 1973, p. 2-67 or Komar, 1976, p. 110...
1978
Necessity for Continental Drift
Lester C. King
AAPG Bulletin
... regions display sedimentary sequences the derivation of which, by all geological reasoning, lies beyond the present borders of the continent, for example...
1953
Finite Population Sampling Methods for Oil and Gas Resource Estimation
G. M. Kaufman
AAPG Special Volumes
... approach to its derivation. A bonus is that measures of uncertainty are calculable. Our interest is in two uncertain quantities: the number n(w...
1986
Heavy-Mineral Techniques and Their Application to Venezuelan Stratigraphy
Gustavo Feo-Codecido
AAPG Bulletin
... or metamorphic parentage, whereas stable and well rounded grains suggest derivation from previously existing sedimentary rocks. Sediments containing...
1956
Factors in Lithostratigraphy
Harry E. Wheeler , V. Standish Mallory
AAPG Bulletin
... facies. Derivation of vertically variant lithofacies in the same manner as laterally variant facies would involve the impracticalities of procuring raw...
1956
The Analysis of Grain-Size Measurements by Sieving and Settling-Tube Techniques
Paul D. Komar, Bingquan Cui
Journal of Sedimentary Research (SEPM)
... a relationship equivalent to equation (4) but without derivation or subsequent use. Incidentally, a more straight-forward derivation than that provided by Sahu...
1984
Paleoclimatic Significance of Widespread Proterozoic Silcretes in the Bear and Churchill Provinces of the Northwestern Canadian Shield
Gerald M. Ross , Jeffrey R. Chiarenzelli
Journal of Sedimentary Research (SEPM)
... on the flanks of basement paleohighs (cf. Twidale 1981). The texture and composition of the framework is consistent with local derivation, but the well...
1985
Late Cretaceous Cyclic Deposits, Book Cliffs, Eastern Utah
Robert G. Young
AAPG Bulletin
... of petroleum in lagoonal deposits suggests derivation in situ but may be due to better opportunity for preservation in lagoonal areas. Criteria...
1957
Provenance Determination of Volcaniclastic Rocks: the Nature and Tectonic Significance of a Cambrian Conglomerate from the New England Fold Belt, Eastern Australia
Evan C. Leitch, Peter A. Cawood
Journal of Sedimentary Research (SEPM)
...) and, allied with the absence of detritus characteristic of continental crust, favors derivation from an intraoceanic island arc rather than a continental...
1987
Leaching of Heavy Minerals Above and Below the Mid-Cretaceous Unconformity in the Ohuriawa Gorge Area of the Waipara River, North Canterbury, New Zealand
David Smale
Journal of Sedimentary Research (SEPM)
.... Derivation of Ilmenite-Zircon Population and Solution of Epidote The ilmenite-zircon population is a more mature assemblage than the epidote...
1989
Sedimentology of Large Olistoliths, Southern Cordillera Central, Hispaniola
Christoph Heubeck
Journal of Sedimentary Research (SEPM)
..., supporting a partial derivation of the conglomerates and olistoliths from the Cordillera Central (from Heubeck et al. 1991). FIG. 7. Log-normal scatter plot...
1992
Selective Entrainment and Transport of Mixed Size and Density Sands: Flume Experiments Simulating the Formation of Black-sand Placers
Michael Zhenlin Li, Paul D. Komar
Journal of Sedimentary Research (SEPM)
... in attributing the size sorting only to variations in the pivot angle. The derivation has not accounted for differences in relative grain exposure...
1992
Beaches: Part 3. Deposits Associated with Strand Line
James H. C. Martens
AAPG Special Volumes
... of direct derivation from feldspathic rocks and of physiographic conditions unfavorable for chemical weathering. Beach sands of cold and especially...
1939
Keystone Faulting and Gravity Sliding Driven by Basement Uplift of Owl Creek Mountains, Wyoming
Donald U. Wise
AAPG Bulletin
... is of extremely local derivation. Commonly the cobbles in conglomerate lenses are dominated by the lithologic characteristics of the Paleozoic formations...
1963
Champlainian Series (Middle Ordovician) in Wisconsin: GEOLOGICAL NOTES
Meredith E. Ostrom
AAPG Bulletin
... of specific lithostratigr phic connotation, preferably unambiguous, and of local derivation, can be used for the carbonate unit. The different lithologic types...
1969
Comparison of Hydrocarbon Distributions in Crude Oils and Shales from Moonie Field, Queensland, Australia
R. T. Mathews , B. J. Burns , R. B. Johns
AAPG Bulletin
.... The C13/C12 ratios of the two oils are identical and are in the marine range; this fact conflicts with the possibility of derivation from the nonmarine...
1970
Alteration of Crude Oil by Waters and Bacteria--Evidence from Geochemical and Isotope Studies
N. J. L. Bailey , H. R. Krouse , C. R. Evans , M. A. Rogers
AAPG Bulletin
...------------------------------ with concentrated H3PO4, and the C13/C12 compositions of the CO2 were determined mass spectrometrically. FORMATION WATERS Derivation Formation waters...
1973
Sandstone in Lower Cretaceous Helvetiafjellet Formation, Svalbard: Bearing on Reservoir Potential of Barents Shelf
Marc B. Edwards
AAPG Bulletin
... (Edwards, 1976), Wimanfjellet (Steel, 1977), and other areas indicate derivation of quartz arenites from the west. Dark volcanic arenites on Kongsoya...
1979