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The AAPG/Datapages Combined Publications Database
Showing 714 Results. Searched 200,693 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
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
Natural Fractures on the Pinedale Anticline as Seen in Cores and on Image Logs
Mark Longman, Erika Davis, Randy J. Koepsell
AAPG Special Volumes
... crosses). Fractures, which are marked on the dynamic color image at right with black sinusoidal lines, are defined as resistive (cemented...
2014
Carbonate Sediments in the Capricorn Reef Complex, Great Barrier Reef, Australia
W. R. Maiklem
Journal of Sedimentary Research (SEPM)
... versus mean size, and kurtosis versus mean size, often tend to form sinusoidal relationships which are well explained by the simple mixing of two...
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
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
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)
... are linear or sinusoidal over the flanks and around the highest parts of the sandbar, whereas they are three-dimensional on the channel bottom...
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)
... and the thin laminae by the smaller tide. (2) Quasi-sinusoidal variations of lamina thickness in groups of less than 30 laminae (Fig. 12...
2004
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
Geomechanical wellbore imaging: Implications for reservoir fracture permeability
Colleen Barton, Daniel Moos, Kazuhiko Tezuka
AAPG Bulletin
...) are not visible as complete sinusoidal traces. Fracture aperture, the borehole azimuth angle subtended that is in tension, and the imaging tool...
2009
Building a three-dimensional near-surface geologic and petrophysical model based on borehole data: A case study from Chemery, Paris Basin, France
Paola Sala, Marcel Frehner, Nicola Tisato, O. Adrian Pfiffner
AAPG Bulletin
... (Matec TB1000), mounted on the personal computer (PC), provided to the emitter 0.25-MHz frequency sinusoidal pulses of 20-s duration and 13-ms repetition...
2013
Precambrian basement reservoirs: Case study from the northern Bongor Basin, the Republic of Chad
Lirong Dou, Jingchun Wang, Renchong Wang, Xiaodong Wei, and Chandramani Shrivastava
AAPG Bulletin
... sinusoidal features representing fractures but no texture of dark-shaded colors that may represent leaching. This observation was supported...
2018
Quantitative assessment of karst pore volume in carbonate reservoirs
Fermín Fernández-Ibáñez, Paul J. Moore, and Gareth D. Jones
AAPG Bulletin
... can significantly increase confidence in cave identification and cave fill. Furthermore, the sinusoidal shape of natural fractures in image logs can...
2019
Stratigraphy, Depositional Environments, and Reservoir Characteristics of the Tussy (Desmoinesian) Sandstones, Southeast Joiner City Field, Love and Carter Counties, Oklahoma, #20317 (2015).
Jeffrey M. Cook
Search and Discovery.com
.... Recognizable on the dynamic or Horiz7 images. Dip meter typically shows “random” tadpoles. F3 Highly resistive (white to orange) with sinusoidal pattern...
2015
A Dominant Tectonic Signal in High-Frequency, Peritidal Carbonate Cycles? A Regional Analysis of Liassic Platforms from Western Tethys
Dan Bosence, Emily Procter, Marc Aurell, Atef Bel Kahla, Marcelle Boudagher-Fadel, Francesca Casaglia, Simonetta Cirilli, Mohammed Mehdie, Luis Nieto, Javier Rey, Rudolph Scherreiks, Mohamed Soussi, David Waltham
Journal of Sedimentary Research (SEPM)
... the subtidal cycles with deepening-upward trends. Spence and Tucker (2007) have suggested recently that if different frequencies of sinusoidal, sea-level...
2009
Paleoenvironments and Paleoecology of a Lower Triassic Invertebrate and Vertebrate Ichnoassemblage from the Red Peak Formation (Chugwater Group), Central Wyoming
David M. Lovelace, Stephen D. Lovelace
PALAIOS
... fine-grained sandstone beds that sometimes feature small lacertoid vertebrate tracks (Fig. 6F). The trails vary from slightly sinusoidal to irregular...
2012
Utah Geological Association 1991 Field Symposium Road Log; Geology of East-Central Utah
Paul B. Anderson, Rodger C. Fry
Utah Geological Association
... lack well developed point bar sequences and probably were not very sinusoidal. The sandstone percentage in this outcrop is greater than 45 percent...
1991
Guide to Coastal Outcrops of the Monterey Formation of Western Santa Barbara County, California
John B. Dunham
Pacific Section SEPM
.... Rotation of these cubes, one relative to another results in the formation of relatively short-wavelength sinusoidal folds (Fig. 33). The block rotation...
1987