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The AAPG/Datapages Combined Publications Database

Showing 6,632 Results. Searched 200,619 documents.

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Abstract: Role of Structural Inheritance on the Evolution of Rift-Scale Segmented Normal Faults: Examples From Northern California and the East African Rift; #90302 (2018)

Simon A. Kattenhorn, Bob Krantz, James D. Muirhead

Search and Discovery.com

...]Â clockwise rotation of the horizontal principal stresses resulted in significant fault geometric complexity as older structures were reactivated...

2018

A mechanical basis of fault-bend folding

N. P. Benesh, and J. H. Shaw

AAPG Bulletin

... of the numerical rock sequence; it moves to accommodate tectonic stress. The modeled rock sequence is produced one horizontal layer at a time...

2023

Stress rotations and compounding pore-pressures from multiple well injections

Jonathan P. McKenna, Christine Remington, Michael S. Blaz

International Meeting for Applied Geoscience and Energy (IMAGE)

.... In this location, previous researchers have identified that a normal-faulting stress regime exists with maximum horizontal stress (SHmax) oriented between N75°E...

2022

Fracture characterization at multiple scales using borehole images, sonic logs, and walkaround vertical seismic profile

Romain Prioul, Jeroen Jocker

AAPG Bulletin

... the shear radial and transverse displacement components per source azimuthal location (Figure 4). The radial displacement is the horizontal wavefield...

2009

Stress characterization of reservoirs and non-reservoirs layers and its impact on hydraulic fracturing

Elisabeth Francis, Jaime Alfredo Rabines Menendez

International Meeting for Applied Geoscience and Energy (IMAGE)

... Menendez Saudi Aramco Summary Stress directions and magnitudes for horizontal well stimulation are key geomechanics factors to effectively connect...

2022

Laramide Basement Deformation in an Evolving Stress Field, Bighorn Mountain Front, Five Springs Area, Wyoming (1)

DONALD U. WISE and CURTIS M. OBI

AAPG Bulletin

... in the basement were dominantly vertical or horizontal, how great was the magnitude of overthrusting, and how the sedimentary cover deformed with respect...

1992

Sedimentologic and Physical Oceanographic Evidence of a Shelf Edge Counter Current Off Guinea Bissau, Guinea and Sierra Leone

David W. McGrail

Journal of Sedimentary Research (SEPM)

... accelerations. Because the vertical distribution of the horizontal velocity components was desired, the "thermal wind equation" (Neumann and Pierson, 1966...

1977

The function of fractures and in-situ stresses in the Khuff reservoir performance, onshore fields, Saudi Arabia

Mohammed S. Ameen, Ismail M. Buhidma, Zillur Rahim

AAPG Bulletin

... maximum horizontal in-situ stresses in the study area (blue lines). Note the rotation of the stress in Rub 'al Khali to the north-northwestsouth-southeast...

2010

Mechanical stratigraphy and layer-bound normal faulting in the Upper-Cretaceous Niobrara Formation, Wattenberg Field, Colorado

Kyle A. Bracken

Rocky Mountain Association of Geologists

... segments. This geometry is investigated further with horizontal image logs and other borehole data to reveal a kinematic relationship between fault...

2020

Microfabrics of Till from Ohio and Pennsylvania

Robert F. Sitler, Carleton A. Chapman

Journal of Sedimentary Research (SEPM)

... horizontal in till outcrop. Coarse fragment orientation is well developed in the more sandy till, and is particularly striking where small fragments of coal...

1955

A Model of Orientation of Subcrystals in Saddle Dolomite

Aleksandra Kostecka

Journal of Sedimentary Research (SEPM)

.... The c axes of subcrystals are skew lines: their directions change from horizontal to steeply inclined relative to the substrate. In thin section...

1995

Digital Sandbox Modeling Using Distinct Element Method: Applications to Fault Tectonics

Yasuhiro Yamada, Toshifumi Matsuoka

AAPG Special Volumes

... and rotation of continental blocks, were clearly identified in our DEM simulation. Because the DEM digital modeling is cheaper and faster than...

2005

Structural Styles of Mesozoic-Cenozoic Petroliferous Basins of China

Liu Hefu

Circum Pacific Council Publications

..., a geometry condusive to the rotation of fault blocks. W h e n the direction of rotation does not coincide with regional dip, a fault is described as " a n...

1982

Magnetostratigraphy of the Eocene-Oligocene San Lorenzo and Vaqueros Formations, Santa Cruz Mountains, California: Implications for California Biostratigraphic Zonations

Donald R. Prothero, Joey Sutton, Earl E. Brabb

Pacific Section SEPM

... demagnetization ("Zijderveld") plots of representative samples. Solid squares indicate horizontal component; open squares represent the vertical component...

2001

Geologic Structure and Tectonics of the Inner Continental Borderland of Northern Baja California: Chapter 9: Part III. Regional Geophysics and Geology

Mark R. Legg , Victor Wong O., Francisco Suarez V.

AAPG Special Volumes

... generally consistent with the tectonism inferred from the geologic st ucture. Counterclockwise rotation of a semirigid "Southern California Shear Zone...

1991

Thermomechanical origin of regional fracture systems

Joseph M. English

AAPG Bulletin

..., thermal, and pore-pressure history; uncertainty in tectonic stress history and appropriate application of horizontal strain; potential rotation...

2012

High-Angle, Shallow Depth Drilling in the South China Sea

Saadon Bin Kairon, D. R. Schroeter

Southeast Asia Petroleum Exploration Society (SEAPEX)

...°. The objective target locations of these wells fell within the range of 1050 to 1380 m TVD-SS vertical depth and from 1380 to 1490 m horizontal...

1986

Paleomagnetism of Franciscan Basalt, Marin County, California, Revisited

Sherman Gromme

Pacific Section SEPM

... of the Atlantic Ocean at about 30° north latitude. He offered, but did not choose among, three explanatory hypotheses: (1) "Tectonic rotation 70° around...

1984

Illuminating the Dual Casing Exit Operations Blind SpotŽ with a Supervised Machine Learning Model to Improve the Milling Roadmap in Offshore Mahakam

Chang Karsten, Rafli Herdiansyah, Himawan Kartaatmadja, Lucky Wibisono, Boby Wijaya Hendarno

Indonesian Petroleum Association

... parameters consist of time, depth, weight on bit (WOB), rotation per minute (RPM), rate of penetration (ROP), torque, flow rate and standpipe pressure...

2024

Combined-Flow Processes and Sedimentary Structures on the Shoreface of the Wave-Dominated Grande-Riviere-de-la-Baleine Delta

Philip R. Hill, Samuel Meule, Hugues Longuepee

Journal of Sedimentary Research (SEPM)

... between fluid processes and substrate response. Combined flows, consisting of oscillatory and steady flow components, are typical of the shoreface...

2003

Geometric, Thermal and Isostatic Consequences of Detachments in Continental Lithosphere Extension and Basin Formation

N. J. Kusznir, G. D. Karner, S. Egan

CSPG Special Publications

... way with depth to pure shear below a level of horizontal detachment. Basin formation consists of three distinct but related components: 1) the geometric...

1987

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