Effect of phycosiphoniform burrows on shale hydrocarbon reservoir quality

Małgorzata Bednarz, Duncan McIlroy

AAPG Bulletin

... of dark gray mud cores surrounded by halos of lighter and coarser-grained sediment. Both of these burrow components have color contrast relative...

DETERMINATION OF FAULT SLIP COMPONENTS USING SUBSURFACE STRUCTURAL CONTOURS: METHODS AND EXAMPLES

S-S. Xu, L. G. Velasquillo-Martinez, J. M. Grajales-Nishimura, G. Murillo-MuÒetÛn, J. GarcÌa-Hernandez and A. F. Nieto-Samaniego

Journal of Petroleum Geology

...] = relative error of Sc. A. the larger intersection angle (γ) was used. In this case, the average δ was -2.275 m. B. the smaller intersection angle (γ...

Fractured Smackover Limestone in Northeast Louisiana; Implications for Hydrocarbon Exploitation

R. K. Zimmerman

GCAGS Transactions

... has affected the area in many ways since Early Oxfordian time. The indicators are listed in Table 1 and their relative significance is discussed below...

Mechanism Study of Casing Deformation in Multistage Hydraulic Fracturing Shale Reservoir

Ziyi Xu, Fei Yin, Lihong Han, Shangyu Yang, Xingru Wu

Unconventional Resources Technology Conference (URTEC)

... and symmetric with the cluster center. Formation properties in the drainage area can be represented by a segment between two stages. Therefore in this paper...

Sediment Transport Over the Hatton and Gardar Contourite Drifts

I. N. McCave, P. F. Lonsdale, C. D. Hollister, W. D. Gardner

Journal of Sedimentary Research (SEPM)

... to within 20 m of the bed. The pattern of relative current intensity over Gardar Drift was inadequately determined, partly because of malfunctions in meters...

Core Orientation from Non-Oriented Core: A Tutorial

D. C. Carter

Indonesian Petroleum Association

... of 3D-digitizer is used it is important that the relative orientation of the reference line is maintained during the measurement process. If several features...

Multiple Dolomitization Episodes In Deep-Water Limestones of the Triassic Lagonegro Basin (Southern Italy): From Early Reflux To Tectonically Driven Fluid Flow

Tatyana Gabellone,, Alessandro Iannace, Marta Gasparrini

Journal of Sedimentary Research (SEPM)

... at Pignola (black ellipse in Fig. 15; Iannace et al. 2012). The Sr concentration (ranging from 60 to 200 ppm) of dolomites in the northern area is also...

Coalbed Methane Resource

C. T. Rightmire

AAPG Special Volumes

... drain an elliptical area in a coalbed. The major axis of the ellipse is parallel to the face cleat, and the short axis is parallel to the butt cleat...

The Three Elements of Structural Geology, #41849 (2017).

Terry Engelder

Search and Discovery.com

... clastic flux rests on carbonates (vertical white arrows) accumulated during periods of relative quiescence on a passive margin. The three tectonic...

Spatial Variations in Magnetic Properties and Paleomagnetic Directions in the Duperow Formation, Williston Basin

Maria Cioppa

Saskatchewan Geological Society

... of the Williston Basin, relative to the Appalachian and Rocky Mountains permits the effect of orogenesis to be examined. In this study, preliminary...

Using Microseismicity to Understand Subsurface Fracture Systems and Increase the Effectiveness of Completions: Eagle Ford Shale, Texas; #41186 (2013)

John P. Detring and Sherilyn Williams-Stroud

Search and Discovery.com

... et al., 2010; Wessels et al., 2011; Williams-Stroud et al., 2011). The SHmax observed on the World Stress Map near the study area is ~N25E, about 20...

Possible Relationships Between Lineament Tectonics and the Dynamics of the Milky Way Galaxy

Peter J. Haman

Utah Geological Association

...’s position relative to the galactic centre with the rythmic expansions and contractions of the Earth. Steiner’s model predicts the change from...

Chapter 10: Subsurface Structure of the Hinge Line Fault Zone and Its Control on the Distribution of Gas Fields of the North Coast Marine Area of Offshore Northern Trinidad

Stefan Punnette, Paul Mann

AAPG Special Volumes

...Chapter 10: Subsurface Structure of the Hinge Line Fault Zone and Its Control on the Distribution of Gas Fields of the North Coast Marine Area...

Rapid Estimations of Dynamic Hydraulic Fracture Fronts from Cross-Well Low-Frequency Distributed Acoustic Sensing Strain-Rate Measurements

Smith Leggett, Erich Kerr, Ding Zhu, Dan Hill

Unconventional Resources Technology Conference (URTEC)

.... The major and minor axes of the ellipse, 2a and 2b, are referred to as fracture length and height in this work. xw and yw are the lateral and vertical...

The effect of leaf orientation to sunlight on stomatal parameters of Quercus rubra around the Belgrade Lakes, central Maine

Rachel G. Daly, Robert A. Gastaldo

PALAIOS

... tests the hypothesis that SD and SI are not influenced by a leaf’s physical orientation relative to the sun during the growing season. Sun leaves...

Patterns of Sedimentation in the Contemporary Red Sea as an Analog for Ancient Carbonates in Rift Settings

Sam J. Purkis, Paul M. Mitch Harris, James Ellis

Journal of Sedimentary Research (SEPM)

..., M.K., and Yusuf, N., 1986, The modern reef complex, Jeddah area, Red Sea: a facies model for carbonate sedimentation on embryonic passive margins...

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Search and Discovery.com

Measures of Particle Roundness: A NOTE

Bernard Swan

Journal of Sedimentary Research (SEPM)

... a corner as "every such part of the outline of an area ... which has a radius of curvature equal to or less than the radius of curvature...

Investigating the Controls of Salt Movement Using Finite Element Modelling; #42185 (2018)

James Hamilton-Wright, Stephen Dee, Christina Von Nicolai, Howard Johnson

Search and Discovery.com

...-most zone defined by the famous Sigsbee Escarpment. • Traditional views suggest that the shape of the base depends on the relative rates...

Combined Cathodoluminescence and Energy Dispersive Spectroscopy

Donald J. Marshall

Special Publications of SEPM

... samplefrom X-rays defines the area on the samplefrom which the X-rays are collected. The intersection with the (flat) sample surface is an ellipse. (flat...

Structure and Stratigraphy of AVS Field, Java Sea

Roberto Fainstein, Heru Pramono

Indonesian Petroleum Association

...Structure and Stratigraphy of AVS Field, Java Sea Roberto Fainstein, Heru Pramono 1986 19 45 The Thousand Islands area of the Northwest Java Sea has...

Modeling secondary oil migration with core-scale data: Viking Formation, Alberta basin

Elise B. Bekele, Mark A. Person, Benjamin J. Rostron, Randal Barnes

AAPG Bulletin

... regressions: examples from the Viking Formation, Joarcam area, Alberta: Journal of Sedimentary Research, v. B65, no. 1, p. 132-141. Willett, S. D., D. R...

Geological and Geochemical Evidence for Vertical Migration of Upper Cretaceous Sourced Oils into Tertiary Reservoirs: Winn and Grant Parishes, Louisiana

John B. Echols, Ronald K. Zimmerman, Donald A. Goddard

GCAGS Transactions

.... Previous studies project northeast-southwest wrench faulting (Boeuf River Fault) into the oil sample area. This faulting, and associated extensional...

Ultrafast Hydraulic Fracturing Model for Optimizing Cube Development

Egor Dontsov, Andrew Bunger, Bradley Abell, Roberto Suarez-Rivera

Unconventional Resources Technology Conference (URTEC)

... with proppant to induce fractures that create a large surface area in contact with the reservoir (Economides and Nolte, 2000). At its inception, the technology...

Carbonate Debris Flows, Cow Head Group, Western Newfoundland

Richard N. Hiscott, Noel P. James

Journal of Sedimentary Research (SEPM)

... orientations. Later analysis of these data indicated no significant operator variation. Our data are presented on equal-area, lower-hemisphere...