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The AAPG/Datapages Combined Publications Database
Showing 714 Results. Searched 200,663 documents.
Fracture Systems of Mars
E. L. Harp
Utah Geological Association
...). The boundary between these two terraines is roughly sinusoidal on a Mercator projection. At 320°W, it extends as far north as 45°, and at 100°W, it is a re...
1974
Controls on Upper Devonian, Metre-Scale Carbonate Cyclicity, Icefall Brook, Southeast British Columbia, Canada
Paul E. Fejer, Guy M. Narbonne
CSPG Bulletin
... with the nature of the Grotto/Arcs cycles, and the bathymetric history of these strata can be modelled using three superimposed orders of roughly sinusoidal...
1992
High-Field (400 MHz) T2 Measurements Using a Custom-Built NMR Probe, Eagle Ford Shale, Gonzales and La Salle Counties, Texas
Bryan McDowell, Azra N. Tutuncu, Yuan Yang
Unconventional Resources Technology Conference (URTEC)
... to Brownian motion and can collide multiple times with grain surface (e.g., pore walls) within one NMR measurement (Kenyon et al. 1995). During a collision...
2018
Hemispheric Asymmetry of the Marine Stratigraphic Record: Conceptual Proof of a Unipolar Ice Cap
Martin A. Perlmutter, Roy E. Plotnick
Special Publications of SEPM
... generated by using a sinusoidal depositional rate that was controlled by a cyclic function, such as climate, having a threshold such that deposition...
2003
Tides and their seminal impact on the geology, geography, history, and socio-economics of the Bay of Fundy, eastern Canada
Con Desplanque, David J. Mossman
Atlantic Geology
... graph in the form of a modified sinusoidal curve like that of a simple harmonic motion. In harmonic motion, an object is accelerated by a variable force...
2004
Sedimentology Of Prealpine Flysch Sequences, Switzerland
John F. Hubert
Journal of Sedimentary Research (SEPM)
..., and between mean size and skewness, contain a portion of the sinusoidal trends commonly observed in terrigenous sediments from continental and marine...
1967
Erosional Current Marks of Weakly Cohesive Mud Beds
J. R. L. Allen
Journal of Sedimentary Research (SEPM)
... in the turbulent boundary layer have a structure characterized by vigorous transverse components of flow. On visualizing the motion by means of dye discharged from...
1969
Natural Fractures on the Pinedale Anticline as Seen in Cores and on Image Logs
Mark Longman, Erika Davis, Randy J. Koepsell
AAPG Special Volumes
... fracture consists of near-vertical, en echelon, gently curving extension fractures, most of which are tightly cemented with white kaolinite (Figure 7...
2014
Carbonate Sediments in the Capricorn Reef Complex, Great Barrier Reef, Australia
W. R. Maiklem
Journal of Sedimentary Research (SEPM)
... have b en in a high-energy environment at their time of formation. Compositional data presented later fit this hypothesis well. Apparently...
1970
A Comprehensive Simulation Study of Hydraulic Fracturing Test Site 2 (HFTS-2): Part I - Modeling Pressure Dependent and Time Dependent Fracture Conductivity in Fully Calibrated Fracture and Reservoir Models
Han (Jake) Li, Jichao Han, Jiasen Tan, Matt Jones, Yu Zhao, Soodabeh Esmaili, Fadila Bessa, Vinay Sahni, Sriram Pudugramam, Shunhua Liu, Qian Li, James Kessler
Unconventional Resources Technology Conference (URTEC)
... of fracture sets were characterized from the image log analysis: conductive fractures, mixed fractures characterized by an incomplete sinusoidal trace...
2023
Transactions: Gulf Coast Association of Geological Societies; 2018 Front Matter
James J. Willis, Norman C. Rosen
GCAGS Transactions
... a deviated well (track 1) drilled using oil-base mud, a sinusoidal 2D view of a high resolution large coverage image (track 2), a full image...
2018
Deep Sea Carbonates: Acoustic, Physical, and Stratigraphic Properties
Larry A. Mayer
Journal of Sedimentary Research (SEPM)
... by Adelseck (1977) as a long period fluctuation in the dissolution of calcium carbonate in the equatorial Pacific which accounts for the sinusoidal...
1979
Recent, Temperate, Sub-Photic, Carbonate Sedimentation: Rockall Bank, Northeast Atlantic
Terence P. Scoffin, E. Torbjorn Alexandersson, George E. Bowes, Julian J. Clokie, George E. Farrow, John D. Milliman
Journal of Sedimentary Research (SEPM)
... of anemones pointing into the current (Station 81,257 m). c) Holothurian, Stichopus tremulus. ingesting fine carbonate sand and excreting sinusoidal...
1980
Physical Processes and Fine-grained Sediment Dynamics, Coast of Surinam, South America
John T. Wells, James M. Coleman
Journal of Sedimentary Research (SEPM)
... and fluid mud is lacking, waves are more sinusoidal and break as plunging breakers at the shoreline. Breaking waves in interbank areas produce...
1981
Isotopic Composition of Displacive Fibrous Calcite Veins: Reversals In Pore-water Composition Trends During Burial Diagenesis
James D. Marshall
Journal of Sedimentary Research (SEPM)
... sinusoidal curvature and increased fiber thickness away from it. There are no major fabric discontinuities, but staining again reveals Fe(II) banding which...
1982
Shannon Sandstone Depositional Model: Sand Ridge Dynamics on the Campanian Western Interior Shelf
Gerard C. Gaynor , Donald J. P. Swift
Journal of Sedimentary Research (SEPM)
... of bioturbation on the initiation of motion of intertidal sands: Jour. Marine Res., v. 40, p. 659-677. HEARN, C. L., EBANKS, W. J., JR., TYE, R. S., AND RANGANATHAN...
1988
An Experimental Study of the Effects of Base-Level Change on Fluvial, Coastal Plain and Shelf Systems
John E. Koss, Frank G. Ethridge, S.A. Schumm
Journal of Sedimentary Research (SEPM)
... change curve is approximately sinusoidal (Posamentier and Vail 1988). A sequence commonly contains three of four recognized systems tracts: highstand...
1994
Analysis of Spatial Order in Sandstones II: Grain Clusters, Packing Flaws, and the Small-Scale Structure of Sandstones
Christopher M. Prince, Robert Ehrlich, Yannick Anguy
Journal of Sedimentary Research (SEPM)
... a series of 2-D sinusoidal wave forms (harmonics) to the image. The periodicity of each wave form is given by 2-D "wave number" (x, y) and the resulting...
1995
Response of the Seabed to Storm-Generated Combined Flows on a Sandy Arctic Shoreface, Canadian Beaufort Sea
Arnaud Hequette , Philip R. Hill
Journal of Sedimentary Research (SEPM)
... a storm in response to bed-orbital motion of surface gravity waves. On the sonograph, the ripple bands were separated by less reflective areas interpreted...
1995
Evaluation of Eustasy, Subsidence, and Sediment Input as Controls on Depositional Sequence Geometries and the Synchroneity of Sequence Boundaries: Chapter 13: Recent Developments in Siliciclastic Sequence Stratigraphy
David T. Lawrence
AAPG Special Volumes
... in a subsiding basin with variable sediment supply (same as case 3) and sinusoidal sea level curve (same as case 2). Time lines (1-9) are labeled at 1-m.y...
1993
Residual Transport Model in Correlation with Sedimentary Dynamics over an Elongate Tidal Sandbar in the Gironde Estuary (Southwestern France)
Cyril Mallet , Helene L. Howa , Thierry Garlan , Aldo Sottolichio , Pierre Le Hir
Journal of Sedimentary Research (SEPM)
... Publication 64, 362 p. SOTTOLICHIO, A., LE HIR, P., AND CASTAING, P., 1997, Dynamique des sediments fins dans l'estuaire de la Gironde. Mise en oeuvre...
2000
Sedimentology of Modern, Inclined Heterolithic Stratification (IHS) in the Macrotidal Han River Delta, Korea
Kyung Sik Choi,, Robert W. Dalrymple, Seung Soo Chun, Seong-Pil Kim
Journal of Sedimentary Research (SEPM)
...): Geologie en Mijnbouw, v. 74, p. 13-20. MARTINIUS, A.W., KAAS, I., NAESS, A., HELGESEN, G., KJAEREFJORD, J.M., AND LEITH, D.A., 2001, Sedimentology...
2004
Computer Simulation Models of Salt Domes
James C. Howard
AAPG Bulletin
... for the vertical displacement of the upper surface of the salt mass as a function of time. This surface deforms as sinusoidal waveforms (Fig. 6...
1971
Little Sand Draw Field, Big Horn Basin, Wyoming: A Hybrid Dual-Porosity and Single-Porosity Reservoir in the Phosphoria Formation (1)
T. R. GARFIELD , N. F. HURLEY , and D. A. BUDD
AAPG Bulletin
... by fitting a sinusoidal wave through high-conductivity FMS traces. FMS logs were run in two Little Sand Draw wells (31 Nelson and 32 Nelson). Normalized...
1992
Sequence Stratigraphic Analysis of Individual Depositional Successions: Effects of Marine/Nonmarine Sediment Partitioning and Longitudinal Sediment Transport, Mannville Group, Alberta Foreland Basin, Canada
Douglas J. Cant
AAPG Bulletin
... curves; all sinusoidal models are entirely assumptions, and small-scale reversals are no less likely than a smooth curve. This analysis...
1995