Welcome to the new Datapages Archives
Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.
AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.
Welcome to the new Datapages Archives
Search Results > New Search > Revise Search
The AAPG/Datapages Combined Publications Database
Showing 47,089 Results. Searched 200,639 documents.
Geodetic Datums and Map Projections
James G. Morgan
Houston Geological Society Bulletin
... (positive) or below (negative) the ellipsoid along the normal to the ellipsoid at the point of latitude and longitude. The latitude angle warrants...
1988
Effect of Artificial Sea-Grass on Wave Energy and Near-Shore Sand Transport
Christopher J. Wayne
GCAGS Transactions
... by the sea-grass beds. In turn, the mean longshore current and longshore component of wave power are reduced. Total wave power and incident angle to the beach...
1974
High-fidelity full-waveform imaging via impedance inversion
Feng Chen, Yu Zhang, Lian Duan, Weishan Han, Yilong Qin, Qianggong Song
International Meeting for Applied Geoscience and Energy (IMAGE)
... reflection angle image to invert the impedance model. The inverted broad-band impedance model can be used directly for geological interpretation...
2023
Jointly data and model driven pre-stack inversion of elastic and anisotropy parameters in HTI media
Xin Zhang, Jianhua Geng
International Meeting for Applied Geoscience and Energy (IMAGE)
... of elastic and anisotropy parameters in HTI media is essential for characterizing reservoirs with high-angle oriented fractures. Model-driven...
2024
Depiction of Faults on Stratigraphic Isopach Maps: GEOLOGICAL NOTE
William H. Hintze
AAPG Bulletin
..., and in situations where bed thickness equals or exceeds fault throw show typical attitudes, as do isopach-map features produced by high angle reverse faults. Bucher...
1971
Abstract: Geomechanics, Anisotropy and LMR; #90174 (2014)
Marco Perez, Bill Goodway, and David Close
Search and Discovery.com
... by considering the effects of stress. Method There are many different formulations for estimating horizontal subsurface stresses. A common starting point...
2014
Laramide Basement Deformation in the Bighorn Basin — The Controlling Factor for Structures in the Layered Rocks
D. W. Stearns
Wyoming Geological Association
... to high angle. Geologic structures consistent with block uplift, thrust faulting, and folding are all present in the foreland region and each writer...
1975
The Southern Oklahoma Aulacogen
John Wickham
Oklahoma City Geological Society
... trough or furrow of anomalously thick sediments extending into the craton at a high angle to a major foldbelt or continental margin. Burke and Dewey...
1978
Method of seismic wave advance geological prediction in soft layer
Xingmeng Dong, Zhoutuo Wei, Yuwen Zhai, Jigen Xia
International Meeting for Applied Geoscience and Energy (IMAGE)
... pyramid. Assuming that the bottom face is facing the tunnel, and it is 20m away from the heading face with a certain angle. The coordinates of the bottom...
2022
Fractures in Rocks of the Pokuta Fold
A. A. Orlov, A. M. Bak
Petroleum Geology: A Digest of Russian Literature
... compressive forces. Fractures of the detachment type in Pokuta are much less common, and their formation is clearly related to local stretching forces which...
1965
The Ostracode Member East-central Alberta: An Example of an Estuarine Valley Fill Deposit
R. L. Karvonen
CSPG Special Publications
...: high-angle cross-stratification exhibiting tidal bundles (scale bar represents 4 cm); b) 11-32-41-12W4 (depth 2,999 ft.), Facies 2a: soft-sediment...
1989
The Theory Behind the Carman-Kozeny Equation in the Quest for Permeability of Rocks; #41344 (2014)
Carlos Haro
Search and Discovery.com
... a common scheme in hydraulics (like the boundary layer theory) that, for the sake of simplification, solves separately for inviscid (zero viscosity...
2014
The Acquisition and Assembly of Large Scale, High Resolution Photorealistic Models of Geological Outcrops; #41520 (2015)
Lionel S. White, Jr., Jarvis R. Cline, Mohammed S. Alfarhan, Miao Wang, Carlos L.V. Aiken
Search and Discovery.com
... of the TIN mesh with their respective points in the photographs. This mapping is accomplished in a file format that is used by common graphical...
2015
Ichnological Assemblages of Wave-Influenced and Mixed River- and Wave Influenced Deltaic Deposits in the Viking Formation, Alberta, Canada
Lynn T. Dafoe, S. George Pemberton
Special Publications of SEPM
...-Rosedale to Chain area comprise thick sandstone units dominated by low-angle laminations and lesser wave-formed structures. Significant river-derived influx...
2009
Introduction to Eolian Deposits
Thomas S. Ahlbrandt, Steven G. Fryberger
AAPG Special Volumes
... and dip in direction of transport. Bed thickness and dip angle decrease higher in each dune; however, dissipation structures become more common. Dip...
1982
Advanced Approach Toward Understanding Geologically Complex Area Using MDRS (Multi-Dip CRS): A Case Study
Naoshi Aoki, Shogo Narahara, Akihisa Takahashi, Tsukasa Nishiki
Indonesian Petroleum Association
... based on the common-reflection-surface (CRS) technology. The method offers not only an improved signal to noise ratio of data but also a higher...
2011
Sediments From Pre-Cambrian Rocks of Southern Sangre De Cristo Mountains, New Mexico
Raymond Sidwell, John L. Haliburton
Journal of Sedimentary Research (SEPM)
... and biotite are common. A fibrous type of amphibole, probably actinolite, is derived primarily from metamorphic rocks. It occurs as yellowish-green...
1948
Fluvio-Lacustrine Facies of the Fisher Spring Sandstone Member, Mio-Pliocene Ridge Route Formation, Ridge Basin, Southern California
Andrew S. Harper, Robert H. Osborne
Pacific Section SEPM
... , the section consists of horizontally-bedded to low-angle planar cross-bedded, calcite-cemented, medium-grained sandstone (lithofacies S-B). Strata...
1982
2008
Seismic Methodologies Adapted for Use in Acoustic Logging, #41666 (2015).
Shreya B. Ley, Partha Biswas
Search and Discovery.com
... shortcomings in those techniques to the forefront. For images, widespread use of oil-based mud and the common practice of drilling high angle wells...
2015
Confluence Scours Versus Incised Valleys: Examples From the Cretaceous Ferron Notom Delta, Southeastern Utah, U.S.A.
Mohammad S. Ullah, Janok P. Bhattacharya, William R. Dupre
Journal of Sedimentary Research (SEPM)
...: Sedimentology, v. 47, p. 533–555. Barton, M.D., Tyler, N., and Angle, E.S., 2004, Facies architecture and permeability structure of valley-fill sandstone bodies...
2015
The Influence of Local Bedrock: An Important Consideration in the Interpretation of Textural and Mineralogic Analyses of Till
John P. Szabo, Michael P. Angle
Journal of Sedimentary Research (SEPM)
... eroded away before or during deposition of the next till. This is a common occurrence in Richfield Village (Angle, 1981). Additional sand changed...
1983
Subaqueous Grain Flows at the Head of Carmel Submarine Canyon, California
John R. Dingler, Roberto J. Anima
Journal of Sedimentary Research (SEPM)
.... On angle-of-repose slopes in the upper canyon head, downslope-coarsening deposits, which are everywhere there is active sand movement, are similar...
1989
Structural Geometry and Tectonics of Southern Part of Karachi Arc - A Case Study of Pirmangho and Lalji Area, #50581 (2012)
Mohammad Niamatullah, Muhammad Imran
Search and Discovery.com
... areas where fault induced folds are the common structural styles which have been discussed by many researchers all over the world. The references worth...
2012
Facies Controls on Early Diagenesis: Wilcox Group, Texas Gulf Coast
S. A. Stonecipher, J. A. May
AAPG Special Volumes
... decreases and detrital clay content increases upward. Horizontal and low-angle cross-laminae are common, and tops of beds in many places are capped by ripples...
1990