Late Cretaceous Chemical Remagnetization of the Paleozoic Carbonates from the Undeformed Foreland of the Western Canadian Cordillera

Philippe Robion, Jean Luc Faure, Rudy Swennen

AAPG Special Volumes

... constrains us to gather samples from different sites in two sets for reconstructing the paleomagnetic pole position. Therefore, a mean latitude...

Investigating Natural Fracture Effects on Well Productivity: Eagle Ford, La Salle County, Texas

Paolo Grossi

Unconventional Resources Technology Conference (URTEC)

... for a natural fracture (joint) set to form parallel to the orthogonal (SHmin) stress direction (Trikukuh et al., 2014) (figure2). Given that these fractures...

Restoring the Late Jurassic, Conjugate Margins of the Gulf of Mexico: Recent Progress and Remaining Problems

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Fractured reservoirs in the Eastern Foothills, Colombia, and their relationship with fold kinematics

Javier Tamara, Andrés Mora, Wilmer Robles, Andreas Kammer, Alberto Ortiz, Nelson Sanchez-Villar, Alejandro Piraquive, Luz Helena Rueda, Wilson Casallas, Jaime Castellanos, Jorge Montaña, Luis Guillermo Parra, Jaime Corredor, Ángela Ramirez, and Enus Zambrano

AAPG Bulletin

... ending in fork geometries against fractures of other sets (Figure 5), or as arrays of en echelon fractures. Fracture walls are rough with development...

Successful Avoidance of Production Hazards, From Sub-Seismic Faults, on a Multiple Horizontal Well Project in Permian Basin, TX

Derek Buster, Karim Sabaa, Amer Hanif, Ehsaan Nasir, Eduardo Cazeneuve

Unconventional Resources Technology Conference (URTEC)

.... Acoustic log data was recorded in five of the eight wells from two adjacent drilling pads. Reflected geologic features cutting across...

Abstract: Regional Fracture Patterns in NW Louisiana: Evidence for Two-Phases of Compressional Tectonics, by P. A. Washington; #90932 (1998).

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Oblique Convergence Along a Crustal Discontinuity in Western Sicily

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Fracture Density as a Function of Crystal Size: Insights from a Carbonate Reservoir Analogue, #50505 (2011)

Francesco Dati, Vincenzo Guerriero, Alessandro Iannace, Stefano Mazzoli, Stefano Vitale, Maurizio Giorgioni,

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.... The succession is affected by pervasive sets of tensional joints orthogonal to bedding, as well as conjugate normal faults. Joints form two orthogonal sets...

Integrated Structural and Fracture Modeling of Piedemonte Area, Eastern Cordillera, Colombia

D.R. Richards, F. Corredor, A.Ortiz F., G.Meza C., R. Beltran

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... from analysis of the image logs (Figures 7 and 8). Sets 1 and 4 are generally well-developed across the field. These two sets tend to be sub-parallel...

Effect on SAGD Performance of Horizontal Well Orientation with Respect to Inclined Shale Layers and Point Bars; #41334 (2014)

Amir Zamani and Ron Zakariasen

Search and Discovery.com

... bars, and model (d) using orthogonal and up-scaled grids along the point bars (aspect ratio: z/x=5/1). Figure 6. Cumulative oil produced for two SAGD...

Lineaments and Their Tectonic Implications in the Rocky Mountains and Adjacent Plains Region: Part I. Regional Overview

E. K. Maughan, W. J. Perry Jr.

AAPG Special Volumes

... to an orthogonal system of two perpendicular sets of lineaments, one trending northeast and the other northwest. The first para lels the northeast...

Preliminary Assessment of Natural Fracture Patterns in Frontier Formation Sandstones, Southwestern Wyoming

S. E. Laubach, J. C. Lorenz

Wyoming Geological Association

... Frontier Formation sandstone beds have an orthogonal pattern that assures numerous abutting and crossing intersections. Where two or more fracture sets...

Core-Based Structural Fabrics in Mudstones of the WCSB: "PSF" and Cleavage

David Hume, Graham, Davies, Amy Fox, Meridee Fockler

Unconventional Resources Technology Conference (URTEC)

... lineation are present in the same core segment, the two lineations are orthogonal (i.e, 90 o) to each other. PSF occurs most frequently along more...

Seismic Characterisation of Unconventional Plays in North America

Lee Bell, Mary Edrich, Alvaro Chaveste

Petroleum Exploration Society of Australia (PESA)

... stimulation/frac programs w ill induce fractures perpendicular to the well bore and contact the greatest rock volume. In the Bradford area two orthogonal joint...

Structural Evolution and Main Controlling Factors of Paleogene Hydrocarbon Accumulation in Termit basin, Eastern Niger

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Rock Physics of Fractured Carbonates

Lev Vernik, Alan Mur

International Meeting for Applied Geoscience and Energy (IMAGE)

... tensor of the background rock, 𝑺 𝒊𝒋 = 𝑺 𝒃 + 𝜟𝑺 𝒄 (2) are then introduced and modeled considering beds with two orthogonal vertical joint sets...

Primary and Secondary Structural Features in the Eastern Portion of the South Mountain Batholith, Southwestern Nova Scotia: Implications for Regional Stress Orientations During Intrusion

R. J. Horne, M. C. Corey, L. J. Ham, M. A. MacDonald

Atlantic Geology

..., and for the entire area. Stereonets of the above data sets (Figs. 4a-f) indicate that steeply dipping, roughly orthogonal trends (northeast...

Tectono-Stratigraphic Evolution of South Atlantic Extensional Rifted Margins: Constraints from Sandbox Analogue Modeling, #30204 (2011)

A. Cappelletti, F. Salvi, M. Meda, C. Cavozzi, B.R. Chowdhury, Y. Nestola, A. Argnani, F. Tsikalas, C. Magistroni, S. Dalla, M. Roveri, N. Bevilacqua

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... extension at a velocity of 1 to 3 cm/hour; this wall is attached to two moving sidewalls that help pulling the sand/silicone layer-cake. Two end-member sets...

Fracture Definition by Surface Seismic at the Bluebell-Altamont Field, Uinta Basin, Utah

Norman Harthill, C. Richard Bates, Heloise B. Lynn, K. Michelle Simon

Rocky Mountain Association of Geologists

... to define the orientation of open gas-filled fractures. In the Bluebell-Altamont field, we acquired two orthogonal multi-component reflection seismic...

Campanian Paleoseismites of the Elk Basin Anticline, Northern Bighorn Basin, U.S.A.: A Record of Initial Laramide Deformation

William T. Jackson, Jr.,, Mervin J. Bartholomew, William R. Dupré, Taylor F. Armstrong, Kevin G. Stewart

Journal of Sedimentary Research (SEPM)

..., Bulletin, v. 113, p. 482–494. Caputo, R., 1995, Evolution of orthogonal sets of extensional joints: Terra Nova, v. 7, p. 479–490. Cross, T.A., 1986...

Rate Transient Effects of Various Complex Fracture Network Topologies in Unconventional Gas Reservoirs: A Numerical Simulation Study

Jiamin Jiang, Rami M. Younis, Leslie Thompson, Zhe Liu

Unconventional Resources Technology Conference (URTEC)

... for accurately modeling. Fig. 1: Schematic diagram of the types of fracture with various levels of complexity (Warpinski et al. 2008). Two classes...

Abstract: Rift Deformation Produced by Combined Extension and Shearing

Martha O. Withjack

Earth Science Bulletin (WGA)

... lithospheric segments. If the axis and displacement direction are not orthogonal, both extension and shearing contribute to the rift deformation...

Abstract: AFMAG: Geotech’s New Airborne Audio Frequency Electromagnetic (EM) Systemn

Bob Lo and Petr Kuzmin

Houston Geological Society Bulletin

... to damp vibrations and de-rotate the electromagnetic (EM) fields respectively. Three orthogonal coils are used to measure the horizontal and vertical...

Abstract: Structural Evolution and Basin Development of the Rukwa Rift Basin, Southwest Tanzania

Nurul Syafiqah Harun

Geological Society of Malaysia (GSM)

... to the opening dynamics of the rift and its significance to the evolution of the EARS. Two main models have been proposed in many studies...

Rift Deformation Produced by Combined Extension and Shearing: ABSTRACT

Martha O. Withjack

AAPG Bulletin

... lithospheric segments. If the axis and displacement direction are not orthogonal, both extension and shearing contribute to the rift deformation. In clay...