Abstracts: S-wave Attenuation within the Weathering Layer of an Alberta Heavy Oil Field; #90173 (2015)

Kristof De Meersman

Search and Discovery.com

...-to-noise of converted-wave (PS) data when compared to conventional P-wave (PP) data (Bale and Stewart, 2002). Method The idea to measure near-surface...

Geology of Portions of Sunwapta and Southesk Map-Areas: Jasper National Park, Alberta, Canada

Richard D. Hughes

CSPG Special Publications

.... Plate VII. Poboktan Mountain (10,902 feet). Photograph taken in June, 1951. Light band near the base of the mountain is the surface trace of Poboktan...

An Introduction to Low-temperature Thermochronologic Techniques, Methodology, and Applications

S. Lynn Peyton, Barbara Carrapa

AAPG Special Volumes

... Affecting Both AFT and AHe Dating Effects of Near-surface Processes A one-dimensional, age-versus-elevation approach to interpreting...

Sea-Level Highstands Over the Last 500,000 Years: Evidence from the Ironshore Formation on Grand Cayman, British West Indies

Jennifer Vezina , Brian Jones , Derek Ford

Journal of Sedimentary Research (SEPM)

... area are derived by adding 3.5 m to the highest elevation of the upper bounding surface of each unit (Table 3). Tectonic Stability of the Cayman...

Weathering of Yucatan Limestones: The Genesis of Terra Rosas

W. C. Isphording

New Orleans Geological Society

... by the weathering of crystalline rocks or volcanic pyroclastics and later were washed down onto the karst surface or (2) they are residual in origin and formed...

Exploration and Production of Oil and Gas from Naturally Fractured and Weathered Basement Reservoirs in Asia, Africa and the Americas

Tako Koning

Unconventional Resources Technology Conference (URTEC)

... which includes fault orientation, fracture type, mineralization within the fractures, degree of weathering, basement subcrop elevation, lithology...

Stratigraphy, Sedimentology and Paleoenvironments of the Cantwell Formation, Denali National Park, Alaska, June, 2011

Carla Susanne Tomsich, Paul J. McCarthy, Susana Salazar Jaramillo

Alaska Geological Society

...-surface water table, b) accumulate thin layers of clay as a result of suspension fall-out and/or in-situ mineral weathering, and c) are subject to episodic...

Glacial Deposits of the Lake Angeline Quadrangle Bighorn Mountains, Wyoming

Robert S. Nelson

Earth Science Bulletin (WGA)

... or loop moraines in glacial troughs or as lobate ground moraines on the subsummit surface. Figure 1. Location Map Cobble Weathering Analysis...

Synchrotron X-ray Imaging of Element Transport Resulting from Unconventional Stimulation

Vincent Noël, Eleanor Spielman-Sun, Jennifer L. Druhan, Wenjia Fan, Adam D. Jew, Anthony R. Kovscek, Gordon E. Brown Jr., John R. Bargar

Unconventional Resources Technology Conference (URTEC)

... precipitation in the near-surface matrix alteration zone, our observations show that these reactions account for only a fraction of remineralization reactions...

Buried rift basin under the Kalpin fold-thrust belt in the northwestern Tarim Basin: Implications for deep oil and gas exploration

Cheng Zhong, Tongsheng Zeng, Chengzao Jia, Guoqi Wei, Dong Jia, Yongjin Zhu, Hongwei Yin, Zhuxin Chen, Xing Wang, and Yong Zhang

AAPG Bulletin

... transition (e.g., Shang et al., 2020). The discontinuous deposition was called a great unconformity and formed a paleokarst weathering surface below which...

Clay Mineralogy of Selected Alluvial Soils from Peninsular Malaysia

J. Shamshuddin

Geological Society of Malaysia (GSM)

... or intermediate stage of weathering. INTRODUCTION A large acreage of soils in Peninsular Malaysia is derived from riverine alluvial deposits. These deposits...

Treatise of Petroleum Geology / Handbook of Petroleum Geology: Exploring for Oil and Gas Traps. Chapter 9: Predicting Reservoir System Quality and Performance

Dan J. Hartmann and Edward A. Beaumont

AAPG Special Volumes

... 9-55) and depositional environment. 2 Estimate the effects of near-surface diagenetic processes (see Figure 9-56). 3...

Oriented Wave-Splash Fretwork in Sandstone: NOTES

Sam L. Agron

Journal of Sedimentary Research (SEPM)

... of fretwork or honeycomb weathering which arises through the decomposition of mineral grains in fine granular rocks such as sandstones and shale. He...

First-Cycle Grain Weathering Processes: Compositions and Textures of Sea Glass from Port Allen, Kauai, Hawaii

Patricia L. Corcoran, Katrina Packer, Mark C. Biesinger

Journal of Sedimentary Research (SEPM)

... and a concomitant build up of near-surface strain energy that makes the surface material more susceptible to removal by abrasion and surficial weathering...

Caliche Profiles: Indicators of Near-Surface Subaerial Diagenesis, Barbados, West Indies

R. S. Harrison

CSPG Bulletin

...Caliche Profiles: Indicators of Near-Surface Subaerial Diagenesis, Barbados, West Indies R. S. Harrison 1977 123 173 Vol. 25 (1977) No. 1. (March...

Mineralogical and Physical Properties of Gulf Coast Limestone Soils

W. C. Isphording

GCAGS Transactions

... of Pliocene and Pleistocene age that range in elevation from sea level, at the coast, to approximately 30 meters near Ticul. Relief is negligible...

Pleistocene

New Orleans Geological Society

... in Mississippi. It extends shore-parallel for a distance of c. 20 km (Figs. 7, 8). The level surface, at +12-to-15 m elevation rises 7-to-8 m above the adjacent...

Petrophysical and mineralogical evolution of weathered crystalline basement in western Uganda: Implications for fluid transfer and storage

B. Walter, Y. Géraud, D. Bartier, J.-M. Kluska, M. Diraison, C. Morlot, and F. Raisson

AAPG Bulletin

...%, developed by physical weathering processes, e.g., rock cohesion loss by high differential stress relaxation near the ground surface (Holzhausen, 1989...

Interpretation of Additional Conodont Colour Alteration Data and the Thermal Maturation and Geothermal History of the Canning Basin, Western Australia

Robert S. Nicoll, John D. Gorter

Petroleum Exploration Society of Australia (PESA)

... high CAl values, all despite 20 million years of surface or near surface weathering. as scales and teeth of fish, and brachiopod shells, also become...

A Real-Time Method to Identify Brittle Zones in Carbonate-Rich Mudrocks using Bulk and Trace Element Geochemistry: A Study in the Eagle Ford, Haynesville, and Niobrara Formations

Michael Fonseca, Lori Hathon, Thomas Lapen

Unconventional Resources Technology Conference (URTEC)

... matter concentrates bicarbonate, sulfides, and iron within pore waters (Curtis, 1977). Sulphate reduction, a near surface metabolic pathway, sequesters...

Three Typical Oil Fields of the Illinois Region

Gail F. Moulton , A. H. Bell

AAPG Special Volumes

... loci of uplift before the end of lower Mississippian deposition. These structural features are evidently the near-surface expression of zones...

Petrologic Discrimination Between the Neogene Formations in Adams and Wilkinson Counties, Southwestern Mississippi

Kenneth F. Rhinehart, Maurice A. Meylan

GCAGS Transactions

... Formation (Miocene?) Catahoula Formation (Miocene?) The Catahoula Formation, which may occur at or near the surface of northern Adams County...

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)

... of mineral dissolution during any kind of alteration. Weathering is the near-surface low-temperature subset of all possible alterations...

The Granites of Kansas

Charles H. Taylor

AAPG Bulletin

..., Marion County, on the Lilly ranch, in sec. 14, T. 23 S., R. 5 E. The mouth of the well has an elevation of 1490 feet. The well starts near the middle...

Chemical and Physical Weathering of Fluvial Sands in an Arctic Environment: Sands of the Sagavanirktok River, North Slope, Alaska

Rebecca S. Robinson , Mark J. Johnsson

Journal of Sedimentary Research (SEPM)

...Chemical and Physical Weathering of Fluvial Sands in an Arctic Environment: Sands of the Sagavanirktok River, North Slope, Alaska Rebecca S. Robinson...