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The AAPG/Datapages Combined Publications Database
Showing 1,739 Results. Searched 200,756 documents.
Luminescence Petrography and Spectroscopic Studies of Diagenetic Minerals
Grahame Walker, Stuart Burley
Special Publications of SEPM
..." but also Laporte 3 forbidden3 owing to the centro-symmetric site in which the Mn2* M n 2i" (i.e. Ca or Mg lattice sites). The correspondresides...
1991
Cretaceous Carbonate Platforms: An Overview: Chapter 1
J. A. Toni Simo, Robert W. Scott, Jean-Pierre Masse
AAPG Special Volumes
... was different (Figure 2) and continental patterns were more symmetric than today (Crowley and North, 1991). Sea level was 100-200 m higher than present...
1993
A New Kinematic Model for the Formation and Evolution of the West and Northwest Australian Margin
R. Dietmar Müller, Dona Mihut, Stephanie Baldwin
Petroleum Exploration Society of Australia (PESA)
... fracture zones. Conjugate anomalies (M2-M3) symmetric about a staircase shaped failed rift, followed to its eastern part by anomalies M4 to MlON are present...
1998
Mixed Terrigenous-Carbonate Rocks in Jurassic Arapien Shale of Central Utah
M. Dane Picard, Kadir Uygur
Utah Geological Association
... asymmetric > > linear symmetric > megaripples > wave-dominated combined—flow, secondary, oscillation, and second-order. Figure 5. Ripple-marked mixed...
1982
Distinguishing Depositional Setting For Sandy Deposits In Coastal Landscapes Using Grain Shape
Jordan Blair Reglin Eamer,, Dan Hirsh Shugar,,† Ian James Walker,,‡ Olav B. Lian, Christina M. Neudorf
Journal of Sedimentary Research (SEPM)
... and shape of sand grains contained in these respective deposits. Generally, GSDs of littoral sands are negatively skewed or symmetric, while those...
2017
Imprints In Silica Grains Induced During An Open-Channel Flow Experiment: Determination of Microtextural Signatures During Aqueous Transport
Pedro J.M. Costa, Yong Sung Park, Young Do Kim, Maria Quintela, William C. Mahaney, Francisco Dourado, Sue Dawson
Journal of Sedimentary Research (SEPM)
...: usually correspond to v-shaped excavations (with variable dimensions, symmetric or asymmetric) on the grain surface (Fig. 1A). Median values...
2017
The Geology and Oil Accumulations of the Eastern Venezuela Basins
K. F. Dallmus
Tulsa Geological Society
... been disconformities on the shelves of the basins, as indicated on Fig. 16. The Cretaceous formations were laid down in a symmetric basin...
1963
The Marine Geology of Sedimentary Basins South of Viti Levu, Fiji
Thomas M. Brocher, Richard Holmes
Circum Pacific Council Publications
... of structural highs normally found at depths of about 1000 to 1200 m. The sediment fill of these basins is roughly symmetric across strike (Figure 6...
1985
Structure and Kinematics of the Eastern Foothills of the Eastern Cordillera of Colombia from Balanced Cross-Sections and Forward Modeling
M. Cortes, G. Bayona, J. Aristizabal, G. Ojeda, A. Reyes-Harker, N. Gamba
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... and stratigraphy. The first structural domain is interpreted by structures typical of the Sabana de Bogotá showing symmetric and wide synclinal structures (wave...
2006
Using Sonic and Resistivity Effective Medium Theories to Quantify the Influence of Rock Fabric on the Mechanical Properties of Organic Mudrocks
Paul Sayar, Carlos Torres-Verdín
Unconventional Resources Technology Conference (URTEC)
... shales can be described as vertically transversely isotropic (VTI) rocks. These rocks have physical properties that are symmetric about a vertical...
2015
3-D Seismic Prospecting for Entrada Sandstone Reservoirs on the Southeastern Flank of the San Juan Basin, New Mexico
David J. Massé, R. Randy Ray
Rocky Mountain Association of Geologists
... designed to evaluate potential drillsites surrounding Entrada show wells at each prospect area (Table 1). Both survey designs required a symmetric...
1995
Cenozoic Tectonic Elements, Bighorn Mountain Region, Wyoming-Montana
R. A. Hoppin, T. V. Jennings
Wyoming Geological Association
... into the basin is approached from either north or south, irregularities in the NW-SE axial trends occur and the folds become symmetric. The Florence Pass...
1971
Neoichnological Analysis of Mole Cricket Burrows: Implications of Substrate Moisture Changes on Preservation and Morphology
Daniel Sedorko, Diego L. Nascimento, Noelia Carmona, Renata G. Netto, Caio César Rangel, Kimberly Silva Ramos, Luciano Alessandretti
PALAIOS
... traces are: (1) the presence of a symmetric chevron-like structure with respect to the median axis when produced in mixed mud-sand substrates; (2...
2024
A Natural Environmental Information and Impact Assessment System
Peter G. Rowe, Joel L. Gevirtz, Phil Weichert
GCAGS Transactions
... of a symmetric matrix containing all pairwise similarities, or in a multidimensional scatter diagram (ordination) displaying these relationships spatially (Fig...
1977
Contrasting facies patterns between river-dominated and symmetrical wave-dominated delta deposits
Brian J. Willis, Tao Sun, R. Bruce Ainsworth
Journal of Sedimentary Research (SEPM)
... transport rates in these diverging directions may be quite unequal. For larger-scale systems, the terms symmetric and asymmetric used here do...
2021
Superanoxia Across the Permo-Triassic Boundary: Record in Accreted Deep-Sea Pelagic Chert in Japan
Yukio Isozaki
CSPG Special Publications
... of pyrite characterizes these rocks. As shown in Fig. 3, the color change in the deep-sea pelagic sequence displays a symmetric pattern across the P...
1994
Geomorphic Differences Between the Tununk and Blue Gate Members of the Mancos Shale Near Caineville, Wayne County, Utah
Andrew E. Godfrey, Richard I. Grauch, Michele L. Tuttle
Utah Geological Association
... in his notebook on November 9, 1876 (Hunt, 1988), are the major exception to the generalized description of long, sharp-crested, symmetric ridges given...
2007
Development of a Novel Compositional Simulation Approach to Model Recovery from Volatile Oil Reservoirs
E. Syahrial, T. S. Daltaban
Indonesian Petroleum Association
...-symmetric and non-diagonally dominant. Meanwhile, the Watts (1983) formulation needs more memory requirement than Acs at al.'s formulation and the program...
1998
The Paleogeothermal and Present Thermal Regimes of the Alberta Basin and their Significance for Petroleum Occurrences
J.A. Majorowicz, M. Rahman, F.W. Jones, N.J. McMillan
CSPG Bulletin
... and Jurassic reserves indicates secondary migration. However he suggested that the 'symmetric' distribution of Paleozoic reserves relative...
1985
Modeling and Simulation of Mass Transfer and Equilibrium in Tight Oil Formations
Marjan Sherafati, Kristian Jessen
Unconventional Resources Technology Conference (URTEC)
... 1 Ð 𝑖𝑖 𝑛𝑛 𝑐𝑐 � 𝑓𝑓𝑓𝑓𝑓𝑓 𝑖𝑖 = 𝑘𝑘 𝑓𝑓𝑓𝑓𝑓𝑓 𝑖𝑖 ≠ 𝑘𝑘 (21) Đik represents the MS coefficients. The MS coefficients matrix is symmetric and its diagonal elements do not exist. The...
2017
Rates and Frequencies of Sea-Level Changes: A Review with an Application to Predict Future Sea Levels in Louisiana
Dag Nummedal
GCAGS Transactions
... to be fairly symmetric with respect to time (Vail et al., 1977). The second order geotectonic cycles and most of the glacio-eustatic cycles all seem...
1983
Transgressive Coastal Facies Preserved in Barrier Island Arc Retreat Paths in the Mississippi River Delta Plain
Shea Penland , John R. Suter
GCAGS Transactions
... occurred approximately 6-800 years BP (Frazier, 1967). This symmetric barrier island arc is approximately 32 km in length (Figure 4). Typical barrier...
1983
Gravel-Filled Gutter Casts in Nearshore Facies Indicators of Ancient Shoreline Trend
Francesco L. Chiocci, H. Edward Clifton
Special Publications of SEPM
... to an in 1971 NEARSHORE FACIES OF THE MERCED FORMATION The term to symmetric vertical ISBN 0 918985 92 7 The Merced Formation is perbly exposed...
1991
Subsurface Well Spacing Optimization in the Permian Basin
Baosheng Liang, Meilin Du, Christina Goloway, Robert Hammond, Pablo Paez Yanez, Tan Tran
Unconventional Resources Technology Conference (URTEC)
.... Fracture geometry or Stimulated Reservoir Volume (SRV) is directly assumed, i.e., planar and symmetric fracture with half length, conductivity...
2017
Hydraulic Fracture Conductivity as a Function of Proppant Concentration Under Various Effective Stresses: From Partial Monolayer to Multilayer Proppants
Ming Fan, Yanhui Han, Cheng Chen
Unconventional Resources Technology Conference (URTEC)
... of the symmetric and asymmetric eigenfunctions (Ginzburg et al. 2010) in order to reduce numerical errors resulting from the bounce-back boundary condition...
2017