A Dominant Tectonic Signal in High-Frequency, Peritidal Carbonate Cycles? A Regional Analysis of Liassic Platforms from Western Tethys

Dan Bosence, Emily Procter, Marc Aurell, Atef Bel Kahla, Marcelle Boudagher-Fadel, Francesca Casaglia, Simonetta Cirilli, Mohammed Mehdie, Luis Nieto, Javier Rey, Rudolph Scherreiks, Mohamed Soussi, David Waltham

Journal of Sedimentary Research (SEPM)

... at cycle boundaries. Subsequently, symmetric deepening then shallowing cycles were shown to form in modeling experiments on autocyclic processes...

Processes of Sedimentation and Stratigraphic Architecture of Deep-Water Braided Lobe Complexes: The Pliocene Repetto and Pico Formations, Ventura Basin, U.S.A.

Jon R. Rotzien,, Donald R. Lowe, Jon R. Schwalbach

Journal of Sedimentary Research (SEPM)

... cannot be recognized, but the lithofacies associations show fining-upward, coarsening-upward, and symmetric stacking patterns, reflecting...

Correlation Strategies for Clastic Wedges

Timothy A. Cross, Margaret A. Lessenger

Rocky Mountain Association of Geologists

... log), or sometimes even a fining-up signature. Some individual small-scale cycles are more symmetric than the typical base-level fall asymmetry of most...

Evolution of an Incised-Valley Fill, the Pine Ridge Sandstone of Southeastern Wyoming, U.S.A.: Systematic Sedimentary Response to Relative Sea-Level Change

Ole J. Martinsen

Special Publications of SEPM

... evidence of either asymmetric or symmetric cross-laminae. The sandstones are either cross-laminated, in places quite evidently symmetric (Fig. 10A...

Coarse-Grained Gilbert Deltas: Facies, Sequence Stratigraphy and Relationships to Pleistocene Climate at the Eastern Margin of Lake Bonneville, Northern Utah

Mark R. Milligan, Marjorie A. Chan

Special Publications of SEPM

... horizontal laminations asymmetric and laminations, and symmetric ripples soft sediment ripples, sediment to subhorizontal deformation low angle...

Analogue Modelling of Extensional Fault Architectures: Comparisons with Natural Rift Fault Systems

K. R. McClay, T. Dooley, R. Gloaguen, P. Whitehouse, S. Khalil

Petroleum Exploration Society of Australia (PESA)

... direction. Serial cross-sections tlu·ough the completed model show the symmetric nature of the rift system, its cylindricity along strike, as well...

Morphology and Geology of the Magellan Trough Area in the Central Pacific

Masahide Furukawa, Kensaku Tamaki, Atsuyuki Mizuno, Masaaki Kimura

Circum Pacific Council Publications

... of the Phoenix lineation set, and noted their fan-shaped appearance. Tamaki et al. (1979) identified the symmetric magnetic anomaly linea­ tions...

The Types and Role of Stepovers in Strike Slip Tectonics

ATilla Aydin, Amos Nur

Special Publications of SEPM

... and the pull apart lines I and II in Figs 5B and C respec tively Usually the dip angles of the bounding faults are not symmetric Ben A vraham et aI...

Estimation of Fracture Geometries From Poroelastic Pressure Responses in Offset Wells

Sean Spicer, Erica Coenen

Unconventional Resources Technology Conference (URTEC)

...mple situation with one monitor fracture and six treatment fractures, each symmetric and originating at the stage heel (𝑥 𝑜 = 𝑦 𝑜 = 𝑧 𝑜 = 0), using a p...

Propagating of Hydraulic Fractures from Horizontal Wellbores: Effects of In-situ Stress and Near Wellbore Stress Redistribution

Qian Gao, Desheng Zhou, Ahmad Ghassemi, Xiong Liu, Yafei Liu, Minhao Guo

Unconventional Resources Technology Conference (URTEC)

...nder tension, the shear stress σxy is anti- URTeC 5661 8 symmetric to the vertical and horizontal directions. These numerical results are consis...

Distributary-Mouth Bar Development and Role of Submarine Landslides in Delta Growth, South Pass, Mississippi Delta

John F. Lindsay , David B. Prior , James M. Coleman

AAPG Bulletin

... in a single symmetric mound immediately seaward of the distributary mouth; rather, the distribution is bimodal. The two modes lie approximately 8,000 ft...

Oblique Convergence During Northeast-Southwest Laramide Compression Along the East-West Owl Creek and Casper Mountain Arches, Central Wyoming

Philipp C. Molzer, Eric A. Erslev

AAPG Bulletin

... pure shear) and faulting is symmetric to these axes, then the average slickenline orientation (given by the first eigenvector) will parallel the ^sgr1...

McAllen Ranch Field: Successes in the 3-D-Based Redevelopment Program, Hidalgo County, Texas

Marilyn Taggi Cisar and R. Michael Stovall

GCAGS Transactions

... in this area. The survey used a symmetric orthogonal grid of source and receiver lines each separated by 1200 feet, with 150 foot station spacing for both...

Fortune Bay: The Precambrian-Cambrian Boundary Type Section

Peter Wallace

Atlantic Geoscience Society Special Publications

... with symmetric ripples marks. The crests of these ripples are generally perpendicular to the trend of the gutter cast, but beds with multiple directions...

The Use and Limitations of Non-Seismic Geophysics in the Papuan Thrust Belt

A. J. Billings, J. H. Thomas

Papua New Guinea (PNG) Petroleum Convention Proceedings

... Spread Record Length Sample Rate Fold of Stack — — — — — — — — — — — — Single Hole Maximum 23m 4kg 50m 144 25m 25m 1800m Symmetric Split Spread 5...

A Preliminary Assessment of the Hydrocarbon Potential of Kerio Valley Basin: Gravity and Magnetic Interpretation

Abiud Masinde, Cleophas Simiyu, Innocent Murunga, George Muia, Aaron Waswa, Justus Barongo

Africa Energy and Technology Conference, 2016

... of the tilt ridges which are relatively parallel, symmetric and uniform. These widths are halved to estimate depths are to various targets and generate...

Pitfalls in Statistics for Environmental Sampling Evaluation

Yue Rong

Environmental Geosciences (DEG)

... symmetric shape as the normal “bell shape” distribution when the sample size is large enough. When sample size is small, the t-distribution is somewhat...

Chapter 5: Seismic Trace Inversion

Tom Wittick

North Texas Geological Society

... that the wavelet in the data is symmetric and zero phase. Figure 5-2 is a sonic log displayed at a compressed vertical scale. There are many high...

Reservoir attributes related to base level cyclicity and diagenesis in the Winnipeg Group, North Dakota

ROBERT J. VINOPAL, DWAINE H. EDINGTON

Williston Basin Symposium

.... Intermediate scale cycles are approximately 18 to 23 meters (60 to 75 feet) thick and appear to be symmetric in terms of hemicycle thickness...

Tectonic Features of the Northwestern Maverick Basin

Matt Gose

South Texas Geological Society Special Publications

... of closure. Dips are gentler than the Chittim Anticline, averaging 175 feet per mile or 1.5°. The fold appears to be symmetric. Origin of the Laramide...

Shallow Marine Sheet Sandstones, Upper Yates Formation, Northwest Shelf, Delaware Basin, New Mexico

Magell P. Candelaria

Special Publications of SEPM

...-laminated facie-s-, includes symmetric and asymmetric ripples, climbing ripple-drift cross-laminae and planar laminae; M - massive facies, includes...

Gravity Survey of the Guffey Volcanic Center, Thirtynine Mile Volcanic Field, Park County, Colorado

Gregory A. Wimpey, Mark Andrew Tinker

Bulletin of South Texas Geological Society

... these two profiles. If a radially symmetric caldera structure were present, it should produce some symmetry between these two profiles. Ideally...

Structural subdivision of channel sand bodies based on frequency division coherence and attribute fusion

Qian Yu, Jianli Wang, Huajing Chen, Heng Zhang, Lien Bian

International Meeting for Applied Geoscience and Energy (IMAGE)

..., Weickert introduced structure analysis to calculate the structure tensor Es :  c 0   w1T  w2 )  1  T ,  0 c2  w2   cos    sin...

Application of high-resolution reflection seismology to eastern Kansas cyclothems

Ralph W. Knapp

Kansas Geological Society

... are zero-phase wavelets and have a symmetric distribution of energy which converges toward zero on both sides of the peak as time increases. Zero...

Seismic Trace Inversion

Abilene Geological Society

... processed so that the wavelet in the data is symmetric and zero phase. Figure 5-2 is a sonic log displayed at a compressed vertical scale...