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The AAPG/Datapages Combined Publications Database

Showing 97,694 Results. Searched 200,293 documents.

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Theory of Lateral Propagation (Infliction, Imposition) of Major Shears

E. Scheibner

Utah Geological Association

... (two or three) enables selection of orthogonal sets (Gay, 1973). It is possible that orthogonal sets, originally representing parts of conjugate shear...

1974

A structural study of western Anticosti Island, St. Lawrence platform, Quebec: a fracture analysis that integrates surface and subsurface structural data

Esther Bordet, Michel Malo, Donna Kirkwood

CSPG Bulletin

...) Illustration of natural orthogonal fracture patterns and the inferred chronology of the two sets (from Rives et al., 1994), Results of the geometric...

2010

Abstracts: Seismic Anisotropy of the Marcellus Shale: Feasibility Study for Fracture Characterization; #90173 (2015)

James Gaiser, Alvaro Chaveste, Mary Edrich, Tony Rebec, and Richard Verm

Search and Discovery.com

...- and S-wave velocities, fracture density of two fracture sets, and a fluid factor. An important aspect of this feasibility study is to ensure...

2015

ABSTRACT Oblique and Orthogonal Rifting in the East African Lakes: Analogs to the South Atlantic Pre-salt Basins, #90104 (2010)

Scholz Christopher

Search and Discovery.com

... approximately  orthogonal extension, whereas northern Lake Malawi, at the southern end of the western branch, undergoes oblique rifting. By comparing two...

2010

ABSTRACT: Fracture Distribution and Character in Exposed Cretaceous Rocks Near the Umiat Anticline, North Slope of Alaska; #90125 (2011)

Wentz, Raelene, Hanks, Cathy, Wallace, Wes, McCarthy, Paul

Search and Discovery.com

.... It displays a very different pattern of two orthogonal sets of NS and EW striking extension fractures that are oriented normal and parallel...

2011

Characteristics of Natural Fractures in the Austin Chalk Outcrop Trend

Kevin P. Corbett, M. Friedman, D. V. Wiltschko, J. Hung

South Texas Geological Society Special Publications

... by fractures of the major set. They are highly variable in strike- and dip-length with the former controlled by the spacing of the two ordered sets...

1991

Surface Fracture Characterization of Jackfork Group Turbidite Sandstones in the Ouachita Mountains, Oklahoma

Kimberly D. Combs-Scott, Kevin J. Smart

Oklahoma City Geological Society

... sets act to produce an orthogonal pattern clearly visible on Jackfork bedding surfaces in this area (Fig. 4c). With only two exceptions, the median...

2002

Decarbonization of Seismic Survey Acquisitions

Mostafa Naghizadeh, Andrea Crook, Michelle Montano, Alyson Birce, Michael Hons, Stephanie Ross

Unconventional Resources Technology Conference (URTEC)

...) and receiver (blue filled circles) spacings. b) An orthogonal geometry (G1) with 60 m source-line and receiver-line spacings. c) A zigzag weave geometry (G2...

2023

Lineament Analysis: An Exploration Method for the Delineation of Structural and Stratigraphic Anomalies

Alvin C. Johnson, Jr.

Utah Geological Association

... to the trend axes. This alignment would yield two additional sets of lineaments, orthogonal in nature, and with a normal distribution. In cases where...

1974

ABSTRACT: Structural and Stratigraphic Traps in Kuparuk Formation Reservoirs: Examples from Milne Point, Borealis and Aurora Fields, North Slope, Alaska; #90007 (2002)

Philip F. Cerveny, Robert J. Humphreys, Edwin H. Westergaard, Margaret S. Wong, Donald W. Ince

Search and Discovery.com

... faults. The intersection of the two fault sets has resulted in a roughly orthogonal shaped series of compartments. Production waterflood conformance data...

2002

Abstract: Role of Faults and Natural Fractures to Hydraulic Fracturing and Production from Wolfcamp Horizontal Shale Wells

Dave Nelson, Hongzhuan Ye, Trey White

West Texas Geological Society

... that regional paleo-stress was oriented NE-SW. Two sets of natural fractures are observed in horizontal wells of the Wolfcamp formation. A set of NE-trending...

2013

Basement Tectonics in Canberra

Stuart Haszeldine

Petroleum Exploration Society of Australia (PESA)

... in Canberra. The meeting provided an opportunity for some of the most wide ranging discussions I have heard at a Page 58 The meeting began with a two...

1991

Structural Analysis Along Torrens River, Alberta Foothills

E. L. Fitzgerald

CSPG Bulletin

... and the short strain axis is sub-horizontal and orthogonal with the other two. Dunvegan sandstones overlying the structures examined in the Shaftesbury display...

1963

Failure modes of shales and their implications for natural and man-made fracture assemblages

Atilla Aydin

AAPG Bulletin

... cleavages in shale layers in alternating shale–sandstone sequence. Notice that the sandstone units have two orthogonal sets of joints the surfaces...

2014

Designing alternative 3D seismic surveys for reduced environmental footprints using the seismic trace density parameter

Mostafa Naghizadeh, Andrea Crook, Alyson Birce, Stephanie Ross

International Meeting for Applied Geoscience and Energy (IMAGE)

...) and receiver (blue filled circles) spacings. b) – d) are orthogonal geometries (G1, G2, G3) with 40 m, 60 m, and 80 m source-line and receiver-line...

2023

Spatial Analysis of Basement and Cover Linears by Optical Diffraction - Methods, Results, and Interpretation

Howard J. Pincus, Thomas W. Doe

Utah Geological Association

... the contributions of linears independent of relative locations in the inputs; thus, the two sets of lines in Figure 2a) would still yield the diffraction pattern...

1974

Structural Styles of Eocene Jackson and Oligocene Vicksburg Formations within the Rio Grande and Houston Embayments near the San Marcos Arch, Refugio and Calhoun Counties, South Texas Gulf Coast

Osareni C. Ogiesoba, Angela K. Eluwa

GCAGS Transactions

..., then southeast becomes a coast-orthogonal structure (Fig. 7). It is broken into two unequal halves by a down-to-the southeast, crestal, synthetic fault (F-CV...

2018

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