Structural Analysis of Fractures in Cores from Saticoy Field, Ventura County, California

M. Friedman

AAPG Bulletin

... and are bounded on the southeast by the Oak Ridge high-angle reverse fault (see Jennings and Troxel, 1954, p. 28-29, for generalized maps and cross sections...

Horizon Modeling using a Three-Dimensional Fault Restoration Technique

Karen S. Hoffman, John W. Neave

Indonesian Petroleum Association

... the intersection of the fault surfaces with the horizon being mapped, and the width of the polygon determines the dip of the fault surface...

History of Cenozoic Extension in Central Sevier Desert, West-Central Utah, From COCORP Seismic Reflection Data

Douglas B. Von Tish , Richard W. Allmendinger , James W. Sharp

AAPG Bulletin

... the Sevier Desert reflects the history of movement along the underlying Sevier Desert detachment, a major, low-angle normal fault that has been traced over...

Correlation of Reflection Seismograph Records in California

Henry Salvatori

AAPG Bulletin

... determinations on a cross section along lines inclined at an angle equal to the corresponding angle of dip of the reflecting beds, as shown in Figure...

A 3-D Fracture Model of the Kuyumba Oil Field (Eastern Siberia) Reflecting the Clay and Bed Thickness-related Fracture-density Variations of its Dolomite Reservoir

L. Mattioni, A. Chauveau, O. Fonta, V. Ryabchenko, E. Sokolov, R. Mukhametzyanov, S. Shlionkin, V. Zereninov, I. Bobb

AAPG Special Volumes

... features that intersect the borehole appear to be sinusoids on the unwrapped image (Figure 3). The calculation of the dip direction and dip angle...

Persistent Microseismic Monitoring Using Robust Permanent SADAR Arrays

Kevin D. Hutchenson, Jason Jennings, Elige B. Grant, Derek Quigley, Jonathan Yelton, Paul A. Nyffenegger

Carbon Capture, Utilization and Storage (CCUS)

... the measured angle of arrival (azimuth and dip) and phase velocity features extracted from beamformed waveforms as the measured value difference from...

Drilling Induced Petal Fractures in Coal Core: A Simple Method of Using These Features in Conjunction with Bore-Wall Breakout to Determine the Angular Relationship between Cleat and Maximum Horizontal Stress as Well as Cleat Azimuth in Vertical Drill-Holes

David Titheridge

Petroleum Exploration Society of Australia (PESA)

... they intersect the core perimeter. By measuring the angle between the apex of petal fractures and both intersections of a cleat chord on the core...

Estimating the Size and Orientation of Hydraulic Fractures using Microseismic Events

Mohammed AlQassab, Wei Yu, Kamy Sepehrnoori, Erich Kerr, Reid Scofield, Andrew Johnson

Unconventional Resources Technology Conference (URTEC)

... angle, direction, fracture half length, and fracture height. This approach leads to building a realistic fracture model and a well-calibrated reservoir...

Some Criteria for Evaluating Structural Noses and Terraces in Exploration for Oil and Gas Pools

A. D. Rybakova, A. M. Vel’kov

Petroleum Geology: A Digest of Russian Literature

... direction on horizons that have experienced an initial inclination, the angle of dip of the rocks increases; this should lead to further opening up...

ABSTRACT: Subsidence as Factor in Development of Listric-Faulted Rollover Anticlines, Gulf of Mexico Basin, by John B. Padgham; #91022 (1989)

Search and Discovery.com

ABSTRACT: Geometry of Rollover: Origin of Complex Arrays of Antithetic and Synthetic Crestal Faults, by R. E. Bischke, John Suppe; #91003 (1990).

Search and Discovery.com

Wrench Faulting in Selected Areas of Permian Basin: ABSTRACT

G. Pat Bolden

AAPG Bulletin

.... Wrench faults in the earth's crust are characterized by the following: (1) very long, straight traces; (2) high angle of dip (fault with over 70° dip...

Regional Evaluation of Cut-Slope Instability Using Statistical Methods - Northern Range, Trinidad

Stanley Rich Wharton

Geological Society of Trinidad & Tobago

... and the degree of weathering. Three main statistical tests were performed: 1. Cross-tabulation statistical test for alpha-numeric data, 2. One-Way...

Prudent and Integrated Approach to Understanding Wellbore Stability in Canadian Foothills to Minimize Drilling Challenges and Non-Productive Time, #41283 (2014)

Safdar Khan, Sajjad Ansari, Nader Khosravi

Search and Discovery.com

...Prudent and Integrated Approach to Understanding Wellbore Stability in Canadian Foothills to Minimize Drilling Challenges and Non-Productive Time...

Iterative 3D deterministic and data-driven multiple attenuation for deep-water OBN in the Campos Basin

Thais Sales, Frederico Xavier de Melo, Joel Monteiro, Dmitri Skorinski, Shady Attia, Mohammad Ghazey, Marcella Braga, Etory Sperandio, André Ferreira, Moacyr Bezerra, Thiago Costa

International Meeting for Applied Geoscience and Energy (IMAGE)

... bathymetry (above) and dip angle (below) maps. These maps show high dip angle structures associated with surface channels. Those structures in the water...

Structural Relationships of the Pryor Mountains

D. L. Blackstone Jr.

Wyoming Geological Association

... has been modified by low-angle thrust faults. Figure 2 is a map, and Figure 3 cross sections of a portion of the East Pryor Mountain segment. Figure 2...

Abstract: Timing and Geometry of Left-Slip Faulting and Compressional Folding in Hondo Field, Western Santa Barbara Channel, by M. McGroder, C. Millson, and D. Gardner; #90981 (1994).

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Three-dimensional modeling of a shoreface-shelf parasequence reservoir analog: Part 1. Surface-based modeling to capture high-resolution facies architecture

Richard P. Sech, Matthew D. Jackson, Gary J. Hampson

AAPG Bulletin

... geometry of the shoreface-shelf profile (McCubbin, 1982). Clinoforms dip at a shallow angle relative to parasequence-bounding flooding surfaces (0.012...

Geometric and seismic interpretation of the Perdido fold belt: Northwestern deep-water Gulf of Mexico

Rion H. Camerlo, Edward F. Benson

AAPG Bulletin

... in the kink bands. The substantial width of these low-reflectivity zones, their subparallel edges in cross section, and their orientation at a high angle...

Unconformity Analysis: Abstract

Philip A. Chenoweth

Tulsa Geological Society

... down dip. A continuous sequence of types occurs, from high angle unconformities to paraconformities. Most significant to the oil geologist are the low...

Geology and Structural Control of Geothermal System at Roosevelt Hot Springs KGRA, Beaver County, Utah: ABSTRACT

Dennis L. Nielson, Bruce S. Sibbett, D. Brooks McKinney

AAPG Bulletin

... that the Precambrian and Tertiary crystalline rocks host the present geothermal system. The structure of the area is dominated by low-angle normal...

Fault Techniques: Analyzing Normal Faults: Unit 21: Techniques

Martin P. A. Jackson, William E. Galloway

AAPG Special Volumes

... variables such as extension, fault dip, fault throw and shape, and depth to sole out if some of these variables are known. 3. Restoring a cross section...

Structural Petrology of the Pico Anticline, Los Angeles County, California

Lawrence C. Bonham

Journal of Sedimentary Research (SEPM)

... microfracture diagrams that the angle between dip direction and microfracture direction ranges from 0° for samples from the flanks of the fold to 90...

Modeling 3D Fracture Network in Carbonate NFR: Contribution from an Analogue Dataset, the Cante Perdrix Quarry, Calvisson, SE France; #120052 (2012)

B. D. M. Gauthier, K. Bisdom, and G. Bertotti

Search and Discovery.com

... can georeference outcrop photographs, on which fractures can be traced and their corresponding attributes such as strike, dip, size and infill...

Curvature of Low-Angle Faults at Las Mercedes, Venezuela: GEOLOGICAL NOTES

M. Kamen-Kaye

AAPG Bulletin

...Curvature of Low-Angle Faults at Las Mercedes, Venezuela: GEOLOGICAL NOTES M. Kamen-Kaye 1953 2178 2182 37 9. (September) : During the years...