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The AAPG/Datapages Combined Publications Database
Showing 23,894 Results. Searched 200,357 documents.
Taphonomic signatures in dead shells of the invasive gastropod Rapana venosa (Valenciennes, 1846) after two decades in the Río de la Plata, Uruguay
María Cecilia Gómez-Maduro, Alejandra Rojas, Sergio Martínez
PALAIOS
... analyzed the samples by comparing frequencies of taphonomic attributes. Our results show that intermediate-reflective beaches with rocky substrates...
2023
Full phase-velocity spectrum inversion of multimode Rayleigh waves
Yanlong Niu, Yunyue Elita Li, Siau Chen Chian
International Meeting for Applied Geoscience and Energy (IMAGE)
... the ground contains complex structures. The dispersion spectrum can be dominated by different modes at different frequencies. In other words...
2022
Neogene Turbidite Sedimentation in Komandorskiy Basin, Western Bering Sea
Richard J. Stewart
AAPG Bulletin
... sources. Alpha, T. R., 1974, Orthographic drawing, Bering Sea: U.S. Geol. Survey Open File Rept. Avdeiko, G. P., 1971, Evolution of geosynclines...
1977
Seismic Facies Analysis of Delta-Plain Coals from Camrose, Alberta, and Lacustrine Coals from Pictou Coalfield, Nova Scotia
D. C. Lawton
AAPG Bulletin
... recently, Hawkins et al (1982) resolved detailed coal-seam structure in New South Wales, Australia, using a combination of cross-hole sources...
1985
Sea-Level Variation During the Holocene Deduced from the Morphologic and Stratigraphic Evolution of Morgan Peninsula, Alabama, U.S.A.
Antonio B. Rodriguez, Craig T. Meyer
Journal of Sedimentary Research (SEPM)
... Marine Resources Bulletin, v. 6, p. 1–85. Curray, J.R., 1960, Sediments and history of Holocene transgression, continental shelf, northwest Gulf...
2006
X-Ray Computed Tomography of Macroscale Variability in Sediment Physical Properties, Offshore Louisiana
Thomas H. Orsi, Aubrey L. Anderson
GCAGS Transactions
... the Louisiana continental shelf, northern Gulf of Mexico. Dominant sources of macroscale variability in the sediments studied are shells and shell debris...
1995
Evaluating compositional fidelity and sources of mortality of shoreline fish carcasses in a freshwater lake community in western Canada
T. E. Reimchen
PALAIOS
... to the basic taxonomic analysis, this study is useful as it examines demographic parameters, including age class frequencies, sex ratios, and sources...
2021
Isotopic Composition and Sources of Strontium in Sandstone Cements: The High Plains Sequence of Wyoming and Nebraska
K. O. Stanley, G. Faure
Journal of Sedimentary Research (SEPM)
... carbonates and Tertiary volcanic ash were the dominant sources of Sr in the pore solution and that Precambrian K-feldspar was the principal contributor...
1979
A Sediment Budget for the Santacruz Littoral Cell, California
Tim C. Best, Gary B. Griggs
Special Publications of SEPM
... B GRIGGS Departmelll of Earth Sciences and lnstitute of Marine Sciences University of California ABSTRAcr Beach compartments of sand...
1991
Linking Coniacian Santonian (OAE3) Black-Shale Deposition to African Climate Variability: A Reference Section From the Eastern Tropical Atlantic at Orbital Time Scales (Odp Site 959, Off Ivory Coast and Ghana)
Britta Beckmann, Thomas Wagner, Peter Hofmann
Special Publications of SEPM
... by optical means. It is most likely derived from marine and bacterial sources because hopanoid biomarkers are abundant (Wagner, unpublished data). Another...
2005
Tectonic-sedimentary interplay of a confined deepwater system in a foreland basin setting: the Pennsylvanian lower Atoka Formation, Ouachita Mountains, U.S.A.
Pengfei Hou, Lesli J. Wood, Zane R. Jobe
Journal of Sedimentary Research (SEPM)
... in a weakly confined basin configuration: Marine and Petroleum Geology, v. 54, p. 1– 22, doi:10.1016/j.marpetgeo.2014.02.011. Bush, W.V., Haley, B.R., Stone...
2021
Update 2010: Airborne Transient Pulse Surveys for Hydrocarbon ExplorationMajor Recent Improvements; #40686 (2011)
Leonard A. LeSchack, John R. Jackson, James K. Dirstein, William B. Ghazar, Natalya Ionkina
Search and Discovery.com
...-Depth Calibration Author Jackson empirically observed that the dominant frequencies of Transient Pulses emanating from the subsurface varied...
2011
Distribution of faults and extensional strain in fractured carbonates of the North Malta Graben
Martin W. Putz-Perrier, David J. Sanderson
AAPG Bulletin
..., at the centimeter-scale resolution, similar frequencies are observed. The division of scaling exponents around D = 1 indicates that larger faults are dominant...
2009
Spectral Analysis of the Middle Triassic Latemar Limestone
Linda A. Hinnov, Robert K. Goldhammer
Journal of Sedimentary Research (SEPM)
... consists of stacked, meter scale, shallow marine carbonate cycles ("Latemar couplets"). The dominant organization of successive couplet thicknesses...
1991
The Sedimentology of Mudrocks: Organics, Organisms, and Occasional Occurrences
Jeffrey A. May
Unconventional Resources Technology Conference (URTEC)
... deposit. URTeC 1617711 3 Figure 1: Common sources of organic matter in mudrocks. (A) Cloud of marine snow at 4400m water depth (from http...
2013
Albian Pelagic Rhythms (Piobbico Core)
Alfred G. Fischer , Timothy D. Herbert , Giovanni Napoleone , Isabella Premoli Silva , Maurizio Ripepe
Journal of Sedimentary Research (SEPM)
..., and eccentricity cycles (the Option frequencies) has permitted time-resolution to the 104-year level. Individually, these time-series curves furnish...
1991
High-Resolution Microtaphofacies Analysis of a Carbonate Tidal Channel and Tidally Influenced Lagoon, Pigeon Creek, San Salvador Island, Bahamas
Emilia Jarochowska
PALAIOS
... a strongly agitated inlet channel, characterized by normal marine salinity, to a restricted metahaline lagoon. In the middle part of the north branch lagoon...
2012
Enhance Seismic Quality With A Fast, Robust and Economic Solution Using Broadband Technology
Munji Syarif, Vania Iqsora, Adde Avrino, Agus Abdullah
Indonesian Petroleum Association
... percent (40%) increase in dominant frequency was achieved as final deliverables from 25Hz to 35Hz. The original dataset with 25Hz dominant frequency can...
2020
Paleoecology of a Late Eocene (Bartonian) Vertebrate Fauna, Moodys Branch Formation, Techeva Creek, Mississippi
Sylvester Q. Breard, Jr.
GCAGS Transactions
.... 41 (1991), A paleoecological study of the late Eocene (Bartonian) marine strata of the Moodys Branch Formation at Techeva Creek, Yazoo County...
1991
Tectonic-Sedimentary Evolution of Piedra Clavada and Koluel Kaike Fields, Golfo San Jorge Basin, Santa Cruz Province, Argentina; #20210 (2013)
Ariel Schiuma, Carolina Crovetto, Adrián Rasgido, and Ornella López Alvarado
Search and Discovery.com
... by sea-level fluctuations in a passive-margin, with alternating marine and continental sedimentation (Uliana and Biddle, 1987; Legarreta et al., 1990...
2013
Geothermal exploration at Kijiyama KJ-5 hot geothermal borehole in Northeastern Japan using DTS and DAS
Junzo Kasahara, Yoko Hasada, Masaru Suzuki, Tomohiro Takahashi, Hitoshi Mikada, Hiroshi Ohnuma, Yoshihiro Fujise
International Meeting for Applied Geoscience and Energy (IMAGE)
... system into the borehole. We obtained the temperature profile in the borehole and seismic arrivals from active seismic sources using DTS and DAS methods...
2023
A statistical method-based approach for frequency-varying residual phase detection and correction
Longxiang Han, Rongwei Xu, Chengliang Wu, Huazhong Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... statistical method for phase detection at different frequencies. First, a strategy of phase correction method at different frequencies is adopted, utilizing...
2024
Variability of Paleogene Source Facies of Circum-Sundaland Basins, Western Indonesia: Tectonic, Sedimentary and Geochemical Constraints Implications for Oil Characteristic
Awang Harun Satyana, Margaretha E.M. Purwaningsih
Indonesian Petroleum Association
.... Paleogene Sources of Sundaland Petroleum System Types Presence of various source facies from lacustrine, fluvio-deltaic, paralic and marginal marine...
2013
Ch.3 - Regional Setting - The Influence of Depositional Environments of Coal Stratigraphy
John C. Horne
Rocky Mountain Association of Geologists
... of progradation and transgression in the clastic wedges. Progradations occur when the sediment supply exceeds the rate of subsidence, and non-marine deposits...
2003
VTI anisotropic stiffness tensor logging: A case study
Kristoffer Walker, Alexei Bolshakov, Gama Firdaus, Tim Fischer, Luca Duranti, Luisa Crousse, Mason Edwards
International Meeting for Applied Geoscience and Energy (IMAGE)
.... However, even in slow formations, Stoneley modes are usually visible at the lowest frequencies where the sensitivity to γ is the greatest. Blind tests...
2024