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...

Microfractures in Chalks of Albuskjell Field, Norwegian Sector, North Sea: Possible Origin and Distribution

N. L. Watts

AAPG Bulletin

... fractures) or by shearing along fracture planes inclined at angles of 45° or less to the principal stress direction (shear fractures) (see review...

Field Trip B3: Geology and Volcanology of the Jurassic North Mountain Basalt, Southern Nova Scotia

Dan Kontak, Jaroslav Dostal, John Greenough

Atlantic Geoscience Society Special Publications

... replenishment continues. This pressure is dispersed equally within the flow and leads to generation of impressive plateau-like sheet structures...

A Conceptual Framework for the Application of Trace Fossils

Murray K. Gingras, Kerrie L. Bann, James A. Maceachern, S. George Pemberton

Special Publications of SEPM

... point bars, particularly where they are dominated by inclined heterolithic stratification (IHS: sensu Thomas et al., 1987). The temporal nature of IHS...

Environmental impacts and social concerns … A case study associated with petroleum exploration activities from onshore Baram Delta NW SarawakJohn

John Jong, Tran Quoc Tan, Franz L. Kessler

Geological Society of Malaysia (GSM)

... and any other stakeholders. Good operational conduct is thus not only a prerogative but equally a license to operate in the future. NW Sarawak...

Memorial: Virgil Lee Whitworth (1896-1985)

George W. Hinds

AAPG Non-Technical and Memorials

... to indicate that perhaps he could. He was probably more of an artist than a scientist. He was musically inclined, even having a small band during...

The Standard Facies Belts: Chapter 2

Wolfgang Schlager

AAPG Special Volumes

... inclined sea floors (over 1.4°) seaward of the platform margin. Sediments: Mostly pure carbonates, rare intercalations of terrigenous mud. Grain size...

Chapter 4: Regional Stratigraphy of the Ferron Sandstone - Geological and Petrophysical Characterization of the Ferron Sandstone for 3-D Simulation of a Fluvial-Deltaic Reservoir (MP-02-6)

T.A. Ryer, P.B. Anderson

Utah Geological Survey

... does occur at this stratigraphic level farther landward. Kf-Last Chance displays inclined bedsets, stacked en echelon that appear to onlap, or possibly...

Structural heterogeneity and permeability in faulted eolian sandstone: Implications for subsurface modeling of faults

Zoe K. Shipton, James P. Evans, Kim R. Robeson, Craig B. Forster, Stephen Snelgrove

AAPG Bulletin

... from the hanging wall and are either vertical or inclined toward the fault (Table 1). Drilling services were provided by Tonto Drilling Services (now...

Unlocking the architecture of the colonization window: ichnofabrics from Upper Cretaceous tide-influenced meander-loop deposits

Davinia Díez-Canseco, Luis A. Buatois, M. Gabriela Mángano, Jaime Cuevas-González, M. Isabel Benito

PALAIOS

... control the distribution of the ichnofauna (e.g., D´ez-Canseco et al. 2015). Meanderı loop deposits typically comprise inclined to horizontal lateral...

Effects of Pervasive Hydrothermal Dissolution on the Giant Banyu Urip Field

Adam Zeiza, Fikril Hakiki, Frank Musgrove, Ilsa Kerscher, Irena Maura, Scott Wertanen

Indonesian Petroleum Association

... porosity zones (Figure 6), more detailed review of the dataset indicates that large vugs occur in tight and porous intervals equally. The histogram...

A scale-independent approach to fracture intensity and average spacing measurement

Orlando J. Ortega, Randall A. Marrett, Stephen E. Laubach

AAPG Bulletin

... simulations: Journal of Structural Geology, v. 14, p. 925937.Rives, T., K. D. Rawnsley, and J.-P. Petit, 1994, Analogue simulation of natural orthogonal...

Chapter 120: Sand Injectites in Deep-water Clastic Reservoirs: Are They There and Do They Matter?

Andrew Hurst, Mads Huuse, Joe Cartwright, Davide Duranti

AAPG Special Volumes

... a depositional sand; d is inclined sills (wings) typical of large-scale intrusions; e is irregular sand bodies probably unrelated to primary depositional...

Reservoirs in Fractured Rock: Geologic Exploration Methods

David W. Stearns, Melvin Friedman

AAPG Special Volumes

.... Conjugate shear fractures form in most rock materials in such a way that the angle between them is about 60°. The term orthogonal will imply only...

Abstract: Deep-Water Turbidites and Their Equally Important Shallower Water Cousins; #90063 (2007)

Search and Discovery.com

Anatomy of a late Cenomanian transgressive shelf system: The influence of high-frequency eustasy and crustal flexure on stratigraphy and paleogeography, basal Kaskapau Formation, Western Canada Foreland Basin

A. Guy Plint

CSPG Bulletin

..., R.G., Smith, D.G., Wood, J.M., Visser, J., Calverley-Range, E.A. and Koster, E.H. 1987. Inclined heterolithic stratification - terminology, description...

Plate Tectonics in Oil and Gas Exploration of Continental Margins

Thomas L. Thompson

AAPG Bulletin

..., Pervasive orthogonal fracturing in earth's continental crust: Salt Lake City, Utah, Am. Stereo Map Co., Tech. Pub. 2, 121 p. Grayson, J., and R. E. LaPlante...

Assessing and processing three-dimensional photogrammetry, sedimentology, and geophysical data to build high-fidelity reservoir models based on carbonate outcrop analogues

Ahmad Ramdani, Pankaj Khanna, Gaurav Siddharth Gairola, Sherif Hanafy, and Volker Vahrenkamp

AAPG Bulletin

.... The receivers were 30-Hz, vertical P-wave geophones (Figure 5E), and the seismic source was a 500-kg, accelerated weight drop mounted on a 4 × 4...

Modeling Waves and Circulation in Lake Pontchartrain, Louisiana

Richard P. Signell, Jeffrey H. List

GCAGS Transactions

..., 10.0, 12.5, 15.0, 17.5 and 20.0 m/s, each at 16 directions equally spaced around the compass. An example of predicted Ub for winds of 5 m/s from...

Abstract: Least Squares Pre-Stack Time Migration for Imaging and Reconstruction of Converted Waves; #90224 (2015)

Aaron Stanton

Search and Discovery.com

... is not required), it can reconstruct weak diffraction energy accurately, and it can reconstruct regular or irregularly missing traces equally well. To illustrate...

Three-Dimensional Depth Imaging of Seismic Data to Help Delineate Petroleum Reservoirs in the Williston Basin

Alvin K. Benson

Williston Basin Symposium

... abruptly, and part of the energy is reflected back to the surface, where it is recorded by geophones. Seismic time sections are graphic...

Understanding the Complexity of Fracturing in the Sichuan Shale Gas Reservoir in China

Yuan Liu, Daniel Kalinin, Deqi Li, Yajun Jiao, Ran Li

Unconventional Resources Technology Conference (URTEC)

... in vertical wells. Micro-seismic monitoring In micro-seismic monitoring, geophones are set in an offset well, vertical or horizontal, and used to monitor...

Extraction and Interpretation of the Complex Seismic Trace

R. E. Sheriff, M. T. Taner, F. Koehler, D. Frye

Indonesian Petroleum Association

... pattern changes, whereas an equally good geophysicist without local experience would be lost at (a) recognizing the changes or (b) providing explanations...

Geophysics: Target Shooting for the Drill

A. Easton Wren

CSPG Special Publications

... the output of the seismic recorders, or geophones, laid out on the surface. Figure 4. Geophysical prospecting methods (Courtesy Seismic Service Supply Ltd...

Strike Line Methodology as an Optimization to Exploring in Fold and Thrust Belts

B. A. Blake, D. Figueroa, A. Otero, R. Manceda, W. Prayitno

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... reflected back to the geophones. Extensive testing has led companies to larger charge sizes, deeper shot holes, longer far-offsets, a tighter group interval...