Some Possible Applications of Geothermics to Geology

C. E. Van Orstrand

AAPG Bulletin

... of the outstanding problems of the geologist is first to locate accurately the isogeothermal surfaces and second to relate them to heat sources past...

A New Approach to Pore Pressure Predictions: Generation, Expulsion, and Retention Trio—Case Histories from the Gulf of Mexico

Selim Simon Shaker

GCAGS Transactions

... petrophysical property that can be used to predict the depth to the previously-mentioned four zones. The normal moveout and RMS velocities can be used...

Characterization and Evolution of the Professor Valley Salt Body, Paradox Basin, Utah Using Integrated Geological, Geochemical and Geophysical (Gravity) Techniques

Derek T. Scott, Mark R. Baker, Diane I. Doser, Katherine A. Giles

Rocky Mountain Association of Geologists

... of the field area during the collection of gravity data, taking note of any significant outcrops, recording strike and dip measurements and their GPS...

AAPG Studies in Geology No.53 - Part 2: Case Studies

edited by John H. Shaw, Christopher D. Connors and John Suppe

AAPG Special Volumes

.... Thus, shallow strata penetrated by the Texaco 234 #7 well dip gently to the south, whereas, deeper units are horizontal or dip gently to the north...

Advances in Micromodeling using Resistivity Borehole Images

John G. Manchuk, David L. Garner, Clayton V. Deutsch

CSPG Bulletin

... conductivity approximation such as the Simandoux equation or Waxman-Smits model. Resulting high resolution properties can be used to construct micromodels...

PWD-PINN: Slope-assisted seismic interpolation with physics-informed neural networks

Francesco Brandolin, Matteo Ravasi, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the previous (or next) trace given the knowledge of local slopes and a finite-difference approximation of the underlying physical model. This idea can also...

Distributary Front Deposits Interpreted from Dipmeter Patterns

J. A. Gilreath , R. W. Stephens

GCAGS Transactions

... are manily influenced by current-induced cross-stratification rather than structural dips. These "current patterns" record the dip of foreset beds, giving...

Geology of the Nuhn Uranium Ore Body, Jackson Group, South Texas Uranium District

Richard P. McCulloh, Charles Roberts

South Texas Geological Society Special Publications

... reference log for Searcy trend and area downdip. (CPS = counts per second) Figure 10. Dip oriented cross sections A-A’ through D-D’ Lines of section...

Geology of the Nuhn Uranium Ore Body, Jackson Group, South Texas Uranium District

Richard P. McCulloh, Charles T. Roberts

Bulletin of South Texas Geological Society

... showing typical stratigraphic sequence and gamma character on Korzekwa tract. (1 KCPS = 1000 counts per second.) Where the lower Stones Switch outcrop...

Least-squares reverse time migration for attenuating TTI media

Xinru Mu, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

...)     Using the Born approximation and equation (1), the resulting demigration equation in viscoacoustic TTI media is given by where the amplitude...

Improving Microseismic Denoising Using 4D (Temporal) Tensors and High-Order Singular Value Decomposition

Keyla Gonzalez, Eduardo Gildin, Richard L. Gibson Jr.

Unconventional Resources Technology Conference (URTEC)

.... This tolerance value represents the requested relative error which designates the approximation error of the reduced tensor. Different tolerance levels were...

Aseismic Deformation Within Oceanic Lithosphere

Matthew H. Salisbury

AAPG Special Volumes

... is thus only a useful approximation to a dynamically complex crust. Andrews, J. E., 1971, Abyssal hills as evidence of transcurrent faulting on North...

Mitigating elastic effects of acoustic full-waveform inversion with deep learning and application to field data

Dimitri Voytan, Adriano Gomes, Debanjan Datta, Ren-douard Plessix, Anu Chandran, Ken Matson

International Meeting for Applied Geoscience and Energy (IMAGE)

... inversion is a key component of highresolution velocity model building. For industry scale applications, an acoustic approximation of the equations...

Using Bayesian Leave-One-Out and Leave-Future-Out Cross- Validation to Evaluate the Performance of Rate-Time Models to Forecast Production of Tight-Oil Wells

Leopoldo M. Ruiz Maraggi, Larry W. Lake, Mark P. Walsh

Unconventional Resources Technology Conference (URTEC)

.... Second, we evaluate the predictive accuracy of models using the elpd accuracy metric. This metric evaluates a distribution to provide a measure of out...

Tectonic Framework of Southern New England and Eastern New York: Chapter 57: Late Orogenic Stratigraphy and Structure

James W. Skehan S. J.

AAPG Special Volumes

...), approximately, a second such boundary in the eastern part of the map area between the lower Paleozoic miogeosynclinal sequence on the east...

EXTENDED ABSTRACT: Three-Dimensional Structural Modeling of Displacements of the Edwards Aquifer within the Balcones Fault Zone in Northern Bexar County, Texas

Cole, James C. and Pantea, Michael P.

GCAGS Transactions

.... The second event dates to the Miocene and younger uplift of the Edwards Plateau (Fig. 1) along the Balcones fault zone (Fig. 3; Barker et al...

Fault surface development and fault rock juxtaposition along deformation band clusters in porous sandstones series

Sven Philit, Roger Soliva, Gregory Ballas, Alexandre Chemenda, and Raymi Castilla

AAPG Bulletin

.... At the second site, we show that the presence of clay-rich layers as thin as 80 cm (31 in.) are responsible for the initiation of a major fault slip surface...

Visualizing Anisotropy in Seismic Facies Using Stratigraphically Constrained, Multi-Directional Texture Attribute Analysis; #120163 (2014)

Christoph Georg Eichkitz, Paul de Groot, Friso Brouwer

Search and Discovery.com

... directions in the GLCM calculation. The second innovation is that the method allows GLCM input planes to be ‘dip steered’ meaning that the input...

Crustal Structure and Rift-Drift Evolution of the Newfoundland Basin: Chapter 16: North American Margins

Brian E. Tucholke, James A. Austin Jr., Elazar Uchupi

AAPG Special Volumes

... an unknown amount of extension in adjacent continental crust to the east. A second phase of Late Jurassic through Early Cretaceous rifting reactivated parts...

Spatiotemporal Variations and Kinematics of Shale Mobility in the Krishna-Godavari Basin, India

Mainak Choudhuri, Debajyoti Guha, Arindam Dutta, Sudipta Sinha, Neeraj Sinha

AAPG Special Volumes

... (Figure 4). The thrusts seem to have localized because of a change in the dip of the decollement, which is linked to the basin tilt episode.Figure 4. Map...

Numerical Assessment of Dissolution Versus Replacement in the Subsurface Destruction of Detrital Feldspars, Oligocene Frio Formation, South Texas

K. L. Milliken, E. F. McBride, L. S. Land

Journal of Sedimentary Research (SEPM)

... and abundance of detrital feldspars were in the "average" Frio sandstone in the shallow subsurface (proximal, or structurally and sedimentologically up-dip...

Stratigraphic Evolution of Blake Outer Ridge

R. G. Markl , G. M. Bryan

AAPG Bulletin

... Ridge; these prograding strata, which thin and dip downridge and laterally away from the ridge axis, are attributed to the interaction of the Florida...

Abstract: Application of Deepwater Outcrop Analog Data to 3-D Reservoir Modeling: An Example from the Diana Field, Western Gulf of Mexico, by M. Sullivan, L. Forman, D. Jennette, D. Stern, A. Liesch, and T. Garfield; #90923 (1999)

Search and Discovery.com

Well-Log-Based Assessment of Elastic Properties in Organic-Shale Formations

Alvaro Aranibar, Clotilde Chen Valdés, Zoya Heidari

Unconventional Resources Technology Conference (URTEC)

...). Among the introduced effective-medium theories, the Self-Consistent Approximation (SCA) has been recognized as a reliable model for the assessment...

Present Interpretations of the Structural Theory for Oil and Gas Migration and Accumulation: Part III. Migration and Accumulation of Petroleum

Alex. W. McCoy , W. Ross Keyte

AAPG Special Volumes

... be interpreted as indicating that in some areas the waters appear to be moving up or down the dip, as well as standing still in others. No approximation...