Algal Origin of Dolomite Laminations in Stromatolitic Limestone

Conrad D. Gebelein, Paul Hoffman

Journal of Sedimentary Research (SEPM)

... to four fold increase in Mg/Ca ratio relative to that in the sea water medium. Sufficient magnesium is complexed in a single 2 mm thick algal mat layer...

Geology of the Suwannee Basin Interpreted from Geophysical Profiles

Daniel D. Arden, Jr.

GCAGS Transactions

... stopping in the weathered zone of the pre-Cretaceous surface. The African relationship is important, since more than 40 fields are now producing from rocks...

Diapiric Structures in Diablo Range, California

Gordon B. Oakeshott

AAPG Special Volumes

... by an oceanic layer of serpentine. 2. As an initial step in the orogenic cycle, the simatic materials of the sea floor and Franciscan sediments...

Reef Development on a Mid-Oceanic Island: Reflection Profiling Studies of the 500-Meter Shelf South of Oahu

Arthur E. Gregory III , Loren W. Kroenke

AAPG Bulletin

..., but in some places on a stratified sediment layer overlying the elevated basement. Reef construction appears to have begun shortly after initiation...

Denticles on Chain Silicate Grain Surfaces and Their Utility as Indicators of Weathering Conditions on Earth and Mars

Michael A. Velbel, Anna I. Losiak

Journal of Sedimentary Research (SEPM)

... occur widely in terrestrial near-surface materials that have experienced low-temperature aqueous alteration, including chemically weathered regoliths...

An Outline of the Geology of the Bukit Ibam Orebody, Rompin, Pahang

Dennis Taylor

Geological Society of Malaysia (GSM)

... between a hangingwall of deeply weathered unmetamorphosed acid volcanics and a footwall of hard siliceous pyritic hornfels. A short distance...

Descriptions of Field Trip Stops 1, 2, And 3

Matthew A. Bate

Special Publications of SEPM

.... 13). Figure 11. The northern end of the Westside Coalinga Oil Field, producing from Temblor Formation. View is Figure 13. Effects of ground...

A Novel Method of Deriving Weathering Statics from First Arrival Refractions

G. W. Hollingshead, R. R. Slater

Pacific Section of AAPG

... from long wave length statics anomalies (1), (2). The refraction weathering technique on the other hand attempts to define the weathered layer...

Structural and Sedimentary Evolution of Upper Assam Basin, India and Implications on Hydrocarbon Prospectivity, #10315 (2011)

M. Sahoo, K.D. Gogoi

Search and Discovery.com

... migrating forebulge and upper unconformity is formed due to tectonic effects. The sedimentary record of the basin was formed during passive margin setting...

A Quantitative Method for Evaluating Ecological Risks Associated with Long-Term Degradation of Deep-Sea Plastic-Containing Infrastructure

Alexander N. Testoff, Nicholas A. Nelson, Joseph P. Nicolette

Australian Petroleum Production & Exploration Association (APPEA) Journal

... ecological effects under a worstcase exposure scenario, in which the full mass of plastic in the outer layer of the flowlines is assumed to concentrate...

Pitfalls of Averaging Fracture Dimensions and Reservoir Permeability for Unconventional Reservoirs

R. Jayakumar, A. Boulis, Aura-Araque Martinez

Unconventional Resources Technology Conference (URTEC)

... effects during transient flow. Under these conditions, a more robust permeability average is proposed that not only depends on the flow capacity but also...

5.0 References

P. E. Gretener

AAPG Special Volumes

.... 2068-2071. Brace, W. F., 1968,The Mechanical Effects of Pore Pressure on Fracturing of Rocks; Geol. Sur. Can. Paper 68-52, p. 113-124. Brace, W. F...

NEOICHNOLOGY OF SEMIARID ENVIRONMENTS: SOILS AND BURROWING ANIMALS OF THE SONORAN DESERT, ARIZONA, U.S.A.

DANIEL I. HEMBREE, JON J. SMITH, ILYA V. BUYNEVICH, BRIAN F. PLATT

PALAIOS

... and chemical effects of these activities, while well recognized, are not fully understood in all environments. Of importance to the paleoecological record...

Precambrian Complex of Casper Mountain, Wyoming –A Preliminary Paper

Arthur E. Burford, Robert G. Corbett, Paul C. Franks, LaVerne M. Friberg, Richard C. Lorson, Frank A. Marsek, Richard F. Nanna, John C. Schumacher, Richard E. Wymer

Earth Science Bulletin (WGA)

... surfaces, and pale olive to dark yellow brown where weathered. Foliation is imparted by biotite, hornblende, and quartz rodding. This unit is less resistant...

Assessment of Fault Zone Properties for CSG Development Areas

Jim Undershultz, Saswata Mukherjee, Alexandra Wolhuter, Huan Xu, Eddie Banks, Saskia Noorduijn, Jim McCallum

Unconventional Resources Technology Conference (URTEC)

... conductivity is ~ 1m/day in the alluvium, the weathered bedrock layer being in the 10-3 m/day and the deeper Permian coal measures and interburden...

Development of Petroleum Systems in Northern Alaska … Timing of Petroleum System Events Controls Presence of Accumulations, #30160 (2011)

Oliver Schenk, Kenneth J. Bird, Kenneth E. Peters, Leslie B. Magoon,

Search and Discovery.com

.... The effects of multiple Tertiary erosion events were also taken into account. Abundant well data exist for the Alaska North Slope and allow calibration...

3P Arctic Conference & Exhibition, October 15-18, 2013 Stavanger, Norway - Abstracts, #90177 (2013).

Search and Discovery.com

Remediation of oil-field brine-impacted soil using a subsurface drainage system and hay

Thomas M. Harris, J. Bryan Tapp, Kerry L. Sublette

Environmental Geosciences (DEG)

... of vegetation before the current work was initiated.A thick layer of prairie hay was applied across the surface of this site after the subsurface...

Impact of Depositional Environment, Sequence Stratigraphy, and Structure on Developing Zubair Reservoirs in North Kuwait

Saikh Abdul Azim, Salah Al-Anzi, Lamya Abou-Qammaz, Mariam Al-Blayees, Moudi F. Al-Ajmi, Bader Al-Saad, Boris Kostic, Markus Hoppe

AAPG Special Volumes

... reservoir interval (Z40) was identified to account for the way this layer locally incises the underlying section marking the onset of widespread sand...

Petrology, Provenance and Silica Diagenesis of the Penrith Sandstone (Lower Permian) of Northwest England

Brian Waugh

Journal of Sedimentary Research (SEPM)

... contacts. 4. Grains with a mylonitic texture in which the strained quartz units are elongated in parallel bands, often separated by a sheared layer...

Gas Hydrates Offshore Alaska and Western Continental United States

K. A. Kvenvolden

Circum Pacific Council Publications

..., gas hydrates are also impermeable to free gas so that a layer of gas hydrate could trap free gas beneath it. These entrapping properties make gas...

The Origin of Soft-Sediment Deformation Structures in Permo-Carboniferous Glacial and Proglacial Beds, South Africa

J. N. J. Visser, W. P. Colliston, J. C. Terblanche

Journal of Sedimentary Research (SEPM)

... in a shear zone with end effects superimposed on simple shear. Simple shear movement dominates in the center of the zone and is accompanied...

Developments in Alaska in 1965

Leo F. Fay

AAPG Bulletin

..., p. C124-C127. Feulner, A. J., and R. G. Schupp, 1964 (1965), Temperature and chemical quality of water from a well drilled through permafrost near...

Analyzing surface electromagnetic signals for enhanced geothermal system monitoring with the presence of multiple steel-cased wells

Zhao Yuan, Dikun Yang

International Meeting for Applied Geoscience and Energy (IMAGE)

...-dimensional mesh to capture precise geometric shapes (Heagy et al., 2019). Alternatively, the method of moments accounts for casing effects...

Demultiple for Wide-Tow Broadband Acquisition in a Shallow Water Environment: A Case Study from the NW Shelf, Australia

Mike Hartley, Shuo Ji, Alex Browne

Petroleum Exploration Society of Australia (PESA)

...-tow broadband acquisition data by using a combination of demultiple techniques. Water-layer multiples on outer cables where strong 3D effects...