Petrography and Geochemistry of Sandstones Interbedded with the Rooiberg Felsite Group (Transvaal Sequence, South Africa): Implications for Provenance and Tectonic Setting

P.G. Eriksson, U.M. Schreiber , B.F.F. Reczko, C.P. Snyman

Journal of Sedimentary Research (SEPM)

... derivation of sediment from both Pretoria Group and Rooiberg felsite sources (Fig. 6). Mixing of Pretoria Group sediment with felsitic weathering products...

Grain-Shape Analysis—A New Method for Determining Representative Particle Shapes for Populations of Natural Grains

Robert J. Oakey, Michael Green, Paul A. Carling, Mark W.E. Lee, David A. Sear, Jeff Warburton

Journal of Sedimentary Research (SEPM)

... the predominant tracer-transport variable. A full exposition of the statistical theory and derivation of method, originally presented by Oakey (2002), is presented...

Temporal Variations of Mesozoic Sandstone Compositions in the Qiangtang Block, Northern Tibet (China): Implications for Provenance and Tectonic Setting

Kai-Jun Zhang, Yu-Xiu Zhang, Bang-Dong Xia, You-Bin He

Journal of Sedimentary Research (SEPM)

.... Moreover, these Lower–Middle Triassic sandstones seem to have a complex derivation from both orogen and continental-block sources (Fig. 3; Table 2...

A Physical Model of Cementation and Its Effects on Single-Phase Permeability

Manmath N. Panda, Larry W. Lake

AAPG Bulletin

... this effect predominantly arises from the spatial localization of clays on scales larger than are implied in the model derivation (Lake, 1988); however...

Origin of Beach-Stranded Tars from Source Rocks Indigenous to Seychelles

Phillip S. Plummer

AAPG Bulletin

... of minor oleanane and bicadinane, and a general preponderance of diasteranes and tricyclic terpanes in the hard tar suggest derivation from a Late...

Hyperpycnal Rivers and Prodeltaic Shelves in the Cretaceous Seaway of North America

Janok P. Bhattacharya, James A. MacEachern

Journal of Sedimentary Research (SEPM)

... lamination, the latter likely reflecting migration of low-amplitude current ripples. Rhythmically stratified beds are interpreted to be indicative of long...

Controls on Focused-Flow and Dispersed-Flow Deepwater Carbonates: Miocene Agua Amarga Basin, Spain

Robert H. Goldstein, Evan K. Franseen, Rachel A. Dvoretsky, Rafferty J. Sweeney

Journal of Sedimentary Research (SEPM)

..., P.M., 1993, Timing of deposition, diagenesis, and failure of steep carbonate slopes in response to a high-amplitude/high-frequency fluctuation in sea...

Proglacial Fluvial Environment

Norman D. Smith

Special Publications of SEPM

... slowly through the night. The diurnal fluctuation is quite subdued during breakup and nival melting, increasing in amplitude toward late summer...

Part I. Inorganic Geochemical Techniques

J. R. Allan, W. D. Wiggins

AAPG Special Volumes

... derivation plot on mixing lines such as those shown in Fig. 7. By way of illustration, consider an isotope data set from the Alberta Basin, western Canada...

Using the modern Colorado delta to reconstruct the compound clinoforms of the Pliocene Colorado delta

Fernando M. Rey, Cornel Olariu, Ronald J. Steel

Journal of Sedimentary Research (SEPM)

... to marine salinity conditions and fast tidal currents due to large amplitude (> 6 m) semidiurnal tides (Alvarez-Sánchez et al. 2009). Methodology...

The Kuching Formation: A Deep Marine Equivalent of the Sadong Formation, and its Implications for the Early Mesozoic Tectonic Evolution of Western and Southern Borneo

H. Tim Breitfeld, Stuart D. Burley, Thomson Galin, Juliane Hennig-Breitfeld, Roslan Rajali

Geological Society of Malaysia (GSM)

... clasts that show a large grain size variation compared to the surrounding succession (exotic composition) indicate non-local derivation...

Field Conference: Neogene Detachment and Strike-Slip Faulting in the Salton Trough Region and Their Geometric and Genetic Interrelationships; Orocopia Mountains Detachment System: Progressive Development of a Tilted Crustal Slab and Half-Graben Sedimentary Basin During Regional Extension; Low-Angle Normal Faulting Along Southern Coastal California as Displayed by the Hanging-Wall Rollover Geometry of the San Onofre Breccia

Eric G. Frost, Mitra J. Fattahipour, Kevin L. Robinson

Pacific Section SEPM

... is parallel to the antiforms and synforms of the footwall, making these wave-form structures much like largescale mullion structures. The amplitude...

Front Matter, TOC, Road logs, Back Pocket: Marathon Thrust Belt: Structure, Stratigraphy, and Hydrocarbon Potential

T. Matthew Laroche, Lee Higgins

West Texas Geological Society

... planes. An average of 6 percent of the chert has been dissolved judging from the amplitude of stylolite seams and their spacing (Cox and Whitford-Stark...

Mid-Late Tertiary Deep-Water Temperate Carbonate Deposition, Offshore Gippsland Basin, Southeastern Australia

Thomas Bernecker, Alan D. Partridge, John A. Webb

Special Publications of SEPM

... unit 5 displays dict and lead to sharp break on all log traces a sharp increase in seismic The distribution and amplitude a ofUnit III...

Geodynamic Modeling of Sedimentation-induced Overpressure, Gravitational Spreading, and Deformation of Passive Margin Mobile Shale Basins

Markus Albertz, Christopher Beaumont, Steven J. Ings

AAPG Special Volumes

... equations (see Appendix 1 for the derivation):whereEquations 8 to 11 are the limit state coefficients of the Rankine passive and active earth pressure...

The Trap: Chapter 13: Part II. Secondary Migration and Accumulation of Petroleum, Compiled by Robert H. Dott and Merrill J. Reynolds

AAPG Special Volumes

... surface of the stratum and so form a trap... (Hubbert, 1953, p. 000.) Table. ANTICLINE WITH AMPLITUDE OF FOLD MUCH LARGER THAN THICKNESS OF RESERVOIR ROCK...

Beaufort Sea

Monti Lerand

CSPG Special Publications

... and even non-marine sands and gravel of northern derivation. Structural Geology Mackenzie Basin The Mackenzie Basin is a sedimentary depocentre...

Early Cretaceous Transgressions and Regressions in the Southern Interior Plains

W. G. E. Caldwell

CSPG Special Publications

...) stressed that the minimum amplitude of short-term vertical tectonic movements is many times greater than the maximum amplitude of eustatic fluctuations...

Geology and Mineralization of the Ambler District, Northwestern Alaska

Murray W. Hitzman, John M. Proffett Jr., Jeanine M. Schmidt, Thomas E. Smith

Pacific Section SEPM

... t h e r m e t a b a s i t e bodies display pillow s t r u c t u r e s indicating derivation f r o m subaqueous GEOLOGY AND MINERALIZATION...

Extended Abstract: Rock Compressive Strength: A Correlation from Formation Evaluation Data for the Niger Delta

Babatunde Salawu, Reza Sanaee, Olumayowa Onabanjo

Africa Energy and Technology Conference, 2016

... been analysed against available corresponding formation evaluation data. Although a lot of work has been done on derivation of rock strength in Canada...

Formation Evaluation and Fluid Identification Derived from Formation Chlorine of Carbonate Reservoir in China

YUE WANG, YU ZHANG, XIAO XING WANG, BAO YAN JIANG, JIN LONG WU, XIAN RAN ZHAO, DAI GUO YU, FENG PAN, KAI XUAN LI, FAN LEI

International Meeting for Applied Geoscience and Energy (IMAGE)

.... SPE-166297-MS. https://doi.org/10.2118/166297-MS. Herron, S. L. and Herron, M. M. 2000. Application of Nuclear Spectroscopy Logs to the Derivation of Formation...

Closed-form Analytical Approaches to Constrain Fraction of Injected CO2 Dissolving in Brine During CO2 Storage in Saline Aquifers

Mehdi Zeidouni

Carbon Capture, Utilization and Storage (CCUS)

...es (derivation omitted for brevity): D...

The Future of Energy Minerals1

William H. Curry

Earth Science Bulletin (WGA)

... relationship to nearby structural uplift and its derivation therefrom. The State of Wyoming has long recognized the value of its minerals industry...

SONIC LOG APPLICATIONS - EASTERN VENEZUELA

W. F. Clarke

Asociación Venezolana de Geología, Minería y Petróleo (AVGMP)

... of hydrocarbons is the derivation of a formation factor from sonic porosity (F = 0.81/φ2). This formation factor is then used to compute a Rw and Rt from...

Ruby Orogeny - A Major Early Paleozoic Tectonic Event

Ronald Willden

Rocky Mountain Association of Geologists

... of turbidites and well sorted sandy limestones. Derivation of the Harmony sediments from the Salmon River arch as recently suggested (Suczek, 1977; 1978...