A multi-isotope approach to determine the origin of methane and higher alkanes in groundwater of the St. Lawrence Platform, Saint-Édouard area, eastern Canada

G. Bordeleau, C. Rivard, D. Lavoie, R. Lefebvre, J. M. E. Ahad, X. Xu, and A. Mort

Environmental Geosciences (DEG)

... as a preferential migration pathway over a certain depth but most likely no more than approximately 200–500 m (∼650–1640 ft). The geochemical...

Hydrocarbon Gases, Heat-Flow and Development of the Offshore Otway Basin

David Heggie, David McKirdy, Neville Exon, Chao-Shing Lee

Petroleum Exploration Society of Australia (PESA)

... of Mineral Resources, in a continuing effort to assess the prospectivity of the offshore Otway Basin, conducted a geochemical and geological sampling...

Geochemistry of metavolcanic rocks of the Ross Island and Ingalls Head formations, Grand Manan Island, New Brunswick

Georgia Pe-Piper, Begashaw Wolde

Atlantic Geology

... troughs at Nb-Ta and Sr similar to those shown by the andesite and dacite samples, but not at Ti. The geochemical characteristics of andesite...

Coastal Paleokarst Near the Ordovician-Silurian Boundary, Manitoulin Island, Ontario

David R. Kobluk

CSPG Bulletin

... or erosion either above or below it. Sanford et al. (1978) used lithologic and geochemical data to place the systemic boundary 11 cm above the top...

Synapsid Burrows and Associated Trace Fossils in the Lower Jurassic Navajo Sandstone, Southeastern Utah, U.S.A., Indicates a Diverse Community Living in a Wet Desert Ecosystem

David J. Riese, Stephen T. Hasiotis, Georges P. Odier

Journal of Sedimentary Research (SEPM)

.... These structures are interpreted as mammal and therapsid burrows based on their architectural and surficial burrow morphologies: Type I (large diameter) and Type II...

Geological Processes and Sedimentation Rates of Wind-Tidal Flats, Laguna Madre, Texas

Robert A. Morton, Charles W. Holmes

GCAGS Transactions

... Madre flats over the past few hundred yr, to determine if significant surficial changes had occurred in and around the flats since the late 1800s...

Proportion of Glacially To Fluvially Induced Quartz Grain Microtextures Along the Chitina River, SE Alaska, U.S.A.

Dustin E. Sweet, David K. Brannan

Journal of Sedimentary Research (SEPM)

..., Special Publication 63, p. 153– 165. Krinsley, D.H., and Donahue, J., 1968, Environmental interpretation of sand grain surface textures by electron...

Abstract: Quaternary map of Nova Scotia

R. Stea

Atlantic Geology

... the distribution and nature of surficial deposits in Nova Scotia. Also on the map is a summary of the glacial history of the region, and the locations of type...

"Petroleum Hydrocarbon Contaminant Movement in Glacial Deposits [Abstract]"

Ho, D.Y.F.

CSPG Bulletin

.... Glacial lacustrine and till deposits are commonly found within the surficial stratigraphy in Western Canada. These soil deposits are often...

Abstract: Cross-Border Correlation of Geological Formations in Sarawak and Kalimantan

Robert B. Tate

Geological Society of Malaysia (GSM)

... Arc intrusives and volcanics, (3) Oceanic Basement and overlying sedimentary rocks and (4) Foreland rocks, (5) Tectonic melange and (6) Surficial...

Abstract: The geography of first human habitation in Nova Scotia

Rudolf Stea, Leah Rosenmeier, Gordon Brewster, Scott Buchanan

Atlantic Geology

.... The geography of first human habitation in Nova Scotia Rudolf Stea 1 , Leah Rosenmeier 2 , Gordon Brewster 3 , and Scott Buchanan 2 1. Stea Surficial Geology...

Quartz Microtextures as Indicators of Subaqueous Density Flow: ABSTRACT

B. S. Appelbaum, A. H. Bouma

AAPG Bulletin

... from density flow deposits from the Colombia basin (Caribbean Sea) were analyzed for surficial microtextural associations using the scanning electron...

Abstract: Surficial Fluid/Gas Expulsion Features on the Gulf of Mexico Continental Margin with Special Emphasis on Gas Hydrates, by H. Roberts; #90923 (1999)

Search and Discovery.com

Tepees and other Surficial Deformation Features of Cretaceous Rocks in Central and West Texas, Resulting from Sub-Recent Calichification, by B. E. Lock, S-J. Choh, and J. J. Willis; #90901 (2001)

Search and Discovery.com

Paleoenvironments of Mowry Shale (Lower Cretaceous), Western and Central Wyoming: GEOLOGIC NOTES

Charles W. Byers , David W. Larson

AAPG Bulletin

... received scant attention as to the details of sedimentary environment. In large part, the emphasis of interpretation has fallen on sandstones because...

New Biostratigraphic Age Dates from the Lake Rukwa Rift Basin in Western Tanzania: Geologic Note (1)

WILLIAM A. WESCOTT, WILLIAM N. KREBS, D. W. ENGELHARDT, and SUSAN M. CUNNINGHAM

AAPG Bulletin

... feature. This interpretation is more consistent with the tectonic histories of the other basins of the Western rift. Aitken, W. G., 1950, Songwe-Rukwa...

Variation in burrow-wall micromorphologies of select intertidal invertebrates along the Pacific Northwest coast, USA: Behavioral and diagenetic implications

M.E. Zorn, M.K. Gingras, S.G. Pemberton

PALAIOS

.... In the sedimentological and geochemical literature, bioturbation is routinely equated to a destructive mixing process whereby structured sediments are homogenized...

Where Has All the Aragonite Gone? Mineralogy of Holocene Neritic Cool-Water Carbonates, Southern Australia

Noel P. James, Yvonne Bone, T. Kurtis Kyser

Journal of Sedimentary Research (SEPM)

... Kyser 2005 454 463 Vol. 75 (2005) No. 3. (May) Surficial carbonate sediments on the southern continental shelf of Australia are cool-water in aspect...

Geology of the Northern Wasatch Front, Utah: Utah Geological Association Field Trip Road Log September 11, 1999

W. Adolph Yonkee, Jeffrey G. Eaton

Utah Geological Association

.... 137–149. McCalpin, J.P., 1989, Surficial geologic map of the East Cache fault zone, Cache County, Utah: U.S. Geological Survey Miscellaneous Field...

Risk Assessment: a Key to Environmental Strategy

Paul E. Fairbanks

Environmental Geosciences (DEG)

...’s toxicology—The basic science of poisons. New York: Pergamon Press, 985–996. Arizona Department of Environmental Quality. (1993). Risk assessment guidelines...

Lakes, Loess, and Paleosols In the Permian Wellington Formation of Oklahoma, U.S.A.: Implications For Paleoclimate and Paleogeography of the Midcontinent

Jessica M. Giles, Michael J. Soreghan, Kathleen C. Benison, Gerilyn S. Soreghan, Stephen T. Hasiotis

Journal of Sedimentary Research (SEPM)

... and interpretation of facies comprising the KC-1 core (summarized in Table 1), supplemented with outcrop observations; 2) geochemical and detrital...

Quaternary History and Sedimentation: A Summary and Select Bibliography

Brian Greenwood, Robin G. D. Davidson-Arnott

Atlantic Geology

..., with gradients of 2 m/km or less. Swift and Lyall (1968) identify till materials overlain by outwash forming surficial layers commonly up to 10 m in thick.ess....

Porosity-permeability relationships in interlayered limestone-dolostone reservoirs

S. N. Ehrenberg, G. P. Eberli, M. Keramati, S. A. Moallemi

AAPG Bulletin

... guidelines for depositional and diagenetic controls on reservoir architecture in carbonates consisting of interlayered limestone and dolostone.(1) Reservoir...

The Stability of Minerals in Sandstone

M. N. Bramlette

Journal of Sedimentary Research (SEPM)

... is evidently due to the action of solutions within the buried strata, and the surficial alteration due to weathering is not included in this discussion...

Weathering of Glacial Tills in Indiana: II. Heavy Minerals

N. Bhattacharya

Journal of Sedimentary Research (SEPM)

..., V. T., 1948, Weathering of heavy minerals: Jour. Sedimentary Petrology, v. 18, p. 38-42. ANDEL, Tj. H. VAN, 1959, Reflections on the interpretation...