Primary Structures of a Seif Dune and Associated Deposits in Libya

Edwin D. Mckee, Gordon C. Tibbitts, Jr.

Journal of Sedimentary Research (SEPM)

... well sorted, fine- to coarse-grained sand forming large-scale cross strata which dip at high angles in two nearly opposite directions. The interdune...

Use of Unmanned Aerial Vehicles (UAVs) to Create Digital Outcrop Models: An Example from the Cretaceous Cow Creek Formation, Central Texas

Chris Zahm, Josh Lambert, Charlie Kerans

GCAGS Journal

... cloud to enable calculations of dip and dip angle. The DEM for this model is 12,300 x 17,858 grid cells resulting in 3.28 cm/pixel. These products...

Characterizing Fracture Corridors for a Large Carbonate Field of Kuwait by Integrating Borehole Data with the 3-D Surface Seismic, #40464 (2009)

Sunil K. Singh, Mahmood Akbar, Badruzzaman Khan, Hanan Abu-Habbiel, Bernard Montaron, Lars Sonneland and Robert Godfrey

Search and Discovery.com

... Filter was set to 045-135 & 225-315 and with the same dip inclination filter. Filters: Search Azimuth : 315-045 & 135-225 Dip Angle : > 70 Filters...

An Experimental Study of Subaqueous Slipface Deposition

Ralph E. Hunter, Gary Kocurek

Journal of Sedimentary Research (SEPM)

... the base of the slipface), Sa; and the mean dip angle of the cross-strata, (Fig. 1 and Table 1). Another pertinent response variable, the significant...

Cut-Slope Instability and Associated Sub-Watershed Development: Carenage/Chaguaramas, Trinidad

Stanley Rich Wharton

Geological Society of Trinidad & Tobago

... a multl-dlsciplinary approach that includes an analysis of the geomorphology of an area. At mountain fronts in the CarenagejChaguaramas area...

Major Pleistocene Growth Faults

New Orleans Geological Society

...Major Pleistocene Growth Faults 1994 162 162 This province is typified by: very rapid, pulsatic clastic progradation, basinward dip of the base...

Variations in Fault Planes in South Texas

Richard H. Sams

South Texas Geological Society Special Publications

... tilting has its fulcrum inland from the zone of faulting, the angle of dip on a down-to-the-coast fault will be increased by the amount of tilting...

Seismic Reflection Models of Rift-Related Structures: ABSTRACT

Martha Oliver Withjack, D. J. Drickman Pollock

AAPG Bulletin

... and velocity of the adjacent beds. The observed dip of a fault decreases as the angle between the actual fault surface and strata decreases...

Grain-Size Controls On the Morphology and Internal Geometry of River-Dominated Deltas

Alexander P. Burpee, Rudy L. Slingerland, Douglas A. Edmonds, Daniel Parsons, Jim Best, James Cederberg, Andrew McGuffin, Rebecca Caldwell, Austin Nijhuis, Jordan Royce

Journal of Sedimentary Research (SEPM)

..., the average and maximum elevations change, but the standard deviation does not vary appreciably. The magnitude of the clinoform dip (α) is defined as the angle...

The Application of PSDM VTI Method to Generate a Velocity Model That Can Solve the Mistacking Problem

Aulia Ahmad Nafis, Hasan Nurudin, Ikhsan Hanurogo, Bagus Sapto M, Ahmad Zaenudin

Indonesian Petroleum Association

... the anisotropic effect simply on the sediment layer. The data processing is divided into two parts namely isotropic PSDM to flatten near offset gather (angle mute...

Fluvial Gravel Fabric

John Schlee

Journal of Sedimentary Research (SEPM)

... of the apparent dip readings for the Brandywine Formation with the cross-bedding compilation for the same deposit, and secondly, by comparing...

Core Orientation by Graphical and Mathematical Methods: DISCUSSION

CURTIS H. JOHNSON

AAPG Bulletin

... of the well and from the direction and "dip" of the earth's magnetic field measured at the well site, the angle in the top of the core between...

Clast Orientation in Mount St. Helens Debris-Flow Deposits, North Fork Toutle River, Washington

Hugh H. Mills

Journal of Sedimentary Research (SEPM)

..., variables analogous to A1 and A3 should be derived by subtracting the V1 and V3 dip angles from the local slope angle. However, local slope angles...

TRIGONOMETRIC EQUATIONS AND GRAPHS FOR SOLVING PROBLEMS IN STRUCTURAL GEOLOGY

William H. Stalhuth

Asociación Venezolana de Geología, Minería y Petróleo (AVGMP)

... of two planes. 4. Finding the dip angle between two intersecting planes. 1 Manuscript received July 9, 1962. 2 Consultant, Caracas. 3...

AAPG Studies in Geology No.53 - Part 1: Structural Interpretation Methods

John H. Shaw, Christopher D. Connors, and John Suppe

AAPG Special Volumes

... a detachment at the same initial step-up angle (ramp dip). This section describes how to implement this approach to interpret imbricate structures imaged...

Case Studies - Application of Resistivity-Tool-Response Modeling for Formation Evaluation - Archies Series No. 2

Hezhu Yin

AAPG Special Volumes

... 1-D Modeling Example: Deviation/Dip Effect Case study 1: Background Benchmark Bed boundaries Forward-modeling-based iterative inversion...

Flow and Performance of Geothermal Doublets in Deep Dinantian Carbonates of The Netherlands, #80720 (2020).

Jan Ter Heege, Sander Osinga,

Search and Discovery.com

... #80720 (2020)** Posted May 25, 2020 *Adapted from oral presentation given at 2018 AAPG European Region, Geothermal Cross Over Technology Workshop, Part II...

Use of Dipmeter Data in the Definition of the Internal Architecture of Point Bar Deposits in the Athabasca Oil Sands: Implications for the Middle Murray in the Hangingstone Area, Alberta

Howard Brekke, Richard Evoy

West Texas Geological Society

..., typically to greater than thirty degrees, then abruptly flatten out to the underlying, undisturbed dip angle (Figure 4). Stretched and curve trace...

Abstract: Kilometer-scale Facies Variability on a Low Angle Carbonate/Siliciclastic Ramp, Lower Desmoinesian of the Paradox Basin, SE Utah, by G. L. Gianniny and J. A. (Toni) Simo; #90987 (1993).

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Abstract: Fault Rock Analysis in the Chemenuevi-Sacramento Low-Angle Normal Fault System: Evidence of Lanf Slip Mechanisms, by J. Goyette; #90094 (2009)

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High-Resolution Imaging Integrated Approach to Enhance Pay Count and Turbidites Reservoir Architecture, Offshore Nile Delta, Egypt; #20274 (2014)

El-Saied M. Felifel, Mohamed Fathy, Abdel Moneim El Araby, Elie Haddad, Mohamed Nassar, Moustafa Mounir

Search and Discovery.com

... lower flow regime; current ripples were moving on the bed (Stow et al., 1996). The cross-laminated siltstone shows southeasterly to northwesterly dip...

Abstract: Syn-Sedimentary Deformation Processes Driven by Debrite Emplacement from a Deep-Water Basin Floor, by Willem C. Van der Merwe, David Hodgson, and Steve Flint; #90082 (2008)

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Geosteering through Challenging Fractured Limestone Reservoir Becomes Achievable Utilizing High Definition Multi-Layer Boundary Mapping Technology … Case Study from a Deep Gas Reservoir; #41828 (2016)

Saad A. Al-Ajmi, Chinmaya Pattnaik, Ahmed E. Al-Dawood, Qasem Dashti, Abdul Aziz H. Al-Failakawi, Sandeep Chakravorty, Chandan J. Keot, Khaled M. El-Derini

Search and Discovery.com

... of high-angle features for the first time cross-cutting the trajectory along the section where continuous mud losses were observed and large natural...

ABSTRACT: Comparison of Modern Eolian Sand Deposits, with Core and Image Log Data from the Permian Unayzah Formation, Saudi Arabia; #90013 (2003)

Christian J. Heine, John Melvin, Yasir Mubarak

Search and Discovery.com

..., to core and image logs from the Permian Unayzah Formation. The high angle, slip face deposits of the transverse dunes were easily identifiable in core...

Cross-Lamination Analysis in the Upper Cambrian Franconia Formation of Wisconsin

Steven E. Farkas

Journal of Sedimentary Research (SEPM)

.... Among the samples measured by the author, good sorting and larger grain size appear o be related to a steep angle of repose. CROSS-LAMINATION DIP...