Paleoecology of Nodulose Zone at Top of Haskell Limestone (Upper Pennsylvanian) in Kansas

Halsey W. Miller , Ada Swineford

AAPG Bulletin

... by a 4-inch layer of light brownish gray clay. Above this is a 2-inch layer of relatively hard, impure goethite, which contains a fauna of marine...

THE CRADLE OF MONTANA HISTORY

Rex C. Myers

Montana Geological Society

... Mullan's influence returned to this region in 1860, with the completion of Mullan's Road from the head of navigation on the Missouri (Fort...

Major-Element Geochemistry of Brines from the Wind Tidal Flat Area, Laguna Madre, Texas

David T. Long, Robert Gudramovics

Journal of Sedimentary Research (SEPM)

... was not able to elaborate, but he did find that the input of subsurface waters may be under a regional head. During a preliminary field trip to the Wind...

Degassing Water Around Air Bubbles Entrapped in the Vadose Zone as a Mechanism of Carbonate Precipitation--A Hypothesis

Michael Zilberbrand

Journal of Sedimentary Research (SEPM)

..., The effect of carbonates and gypsum precipitation in the root zone on the chemical composition of groundwater: Journal of Hydrology, v. 171, p. 5-22...

The Sedimentology, Stratigraphy, and Preservation of Intertidal Deposits in the Minas Basin System, Bay of Fundy

Ross K. Yeo , Michael J. Risk

Journal of Sedimentary Research (SEPM)

... Vol. 51 No. 1. (March), Intertidal sediments of the Minas Basin, a macrotidal estuary at the head of the Bay of Fundy, can be subdivided into six...

Conspicuous Wild Life of this Area

Walter Ammon

West Texas Geological Society

.... Striped skunk—Has a thin white stripe on its forehead. The top of the head is white and splits at the shoulders to form a large, white “V” down its back...

Cardium Formation at Ricinus Field, Alberta: A Channel Cut and Filled by Turbidity Currents in Cretaceous Western Interior Seaway

Roger G. Walker

AAPG Bulletin

... in the Bouma terminology for turbidites). Most of the sandstones have sharp bases, many with rip-up mudstone clasts. A thin mudstone layer commonly occurs...

Tectonic Controls of Volcanism and Complex Movements along the Sumatran Fault System

M. Posavec, D. Taylor, Th. van Leeuwen, A. Spector

Geological Society of Malaysia (GSM)

... (Tjia and Posavecin preparation) shows a bewildering abundance and variety of faulting. The overall effect is a major right lateral transcurrent...

Meander-Bend Evolution, Alluvial Architecture, and the Role of Cohesion in Sinuous River Channels: A Flume Study

Jeff Peakall, Philip J. Ashworth, James L. Best

Journal of Sedimentary Research (SEPM)

... stream model: Earth Surface Processes and Landforms, v. 22, p. 1001–1025. Murray, A.B., and Paola, C., 2003, Modelling the effect of vegetation...

The Paleozoic Hudson Bay Basin in northern Canada: New insights into hydrocarbon potential of a frontier intracratonic basin

Denis Lavoie, Nicolas Pinet, Jim Dietrich, and Zhuoheng Chen

AAPG Bulletin

... Sciences, v. 48, no. 3, p. 619–643, doi:10.1139/E10-089. Zhang, S., 2011b, Geochemistry data from three oil shale intervals in unit 1, Red Head Rapids...

Regional Variations in Physical and Chemical Properties of South Louisiana Oil Field Brines

Jeffrey S. Hanor , Janet E. Bailey , Madeline C. Rogers , L. Riley Milner

GCAGS Transactions

... for hydraulic head and in-situ pore fluid densities and viscosities, parameters necessary in quantifying rates and directions of subsurface fluid...

Geometry, Facies, and Development of Middle Ordovician Carbonate Buildups, Virginia Appalachians

J. F. Read

AAPG Bulletin

... thin sediment layer overlying early generation of marine cement on floor of cavity. Catawba buildup. C, polished slab, ramose bryozoan bafflestone. Fine...

Classification of Water-Land Clastic Sediments

Manley L. Natland

Pacific Section of AAPG

... is erosional provided that the surface over which the current flows is sufficiently unconsolidated. The high degree of turbulence in the gyrol at the head...

2008 AAPG International Conference and Exhibition, October 26-29, 2008, Cape Town, South Africa - Abstracts, #90082 (2008)

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Regional Subsurface Hydrogeology, Peace River Arch Area, Alberta and British Columbia

Brian Hitchon, Stefan Bachu, J.R. Underschultz

CSPG Bulletin

... head distribution. However, in the extreme northeast part of the study area there is also a topographic effect due to the Devonian outcrop immediately...

Integration of Outcrop and Modern Analogs in Reservoir Modeling: Overview with Examples from the Bahamas

G. Michael Grammer, Paul M. Mitch Harris, Gregor P. Eberli

AAPG Special Volumes

..., 1993, The generation of offshore tidal sand banks and sand waves: Continental Shelf Research, v. 13, p. 11831204.Huthnance, J. M., 1982, On one...

Field Photography for Geologists

F. T. Thwaites

AAPG Bulletin

... and the details of rock exposures. The blurring effect of haze and dust may be minimized by using only the color with the longest wave length to which...

Source and Variation of Hawaiian Littoral Sand

Ralph Moberly, Jr., L. David Baver, Jr.,, Anne Morrison

Journal of Sedimentary Research (SEPM)

... to exposure to tradewind-driven waves, to storms, and to reef configuration. Detrital components are mainly fresh grains of basalt, but weathered grains...

Migration of Oil and Water, a Further Discussion

E. M. Parks

AAPG Bulletin

..., solubilities of gas in oil and water under moderately high pressures, viscosity of natural oils under pressures, effect of dissolved gases on viscosity...

Holocene Braided Rivers of Eastern Colorado and the Sedimentologic Effects of Lawn Lake Dam Failure in the Rocky Mountain National Park

Michael D. Harvey, Steve Crews, John Pitlick, Terry Blair

Rocky Mountain Section (SEPM)

... Mech., vol. 76 part 3, p. 457–480. Pitlick, J., 1985, The effect of a major sediment influx on Fall River, Colorado. Unpublished M.S. thesis, Colo...

Introduction to the Petroleum Geology of the Permian Basin of West Texas and Southeastern New Mexico

Roy M. Huffington

West Texas Geological Society

... lakes reacts to the pull of the mass of the moon, and, to a much lesser degree, to that of the sun, by raising and lowering its surface in waves which...

Hindcasting Production in Four Shale Gas Basins Using a Physics-based Approach

Frank Male

Unconventional Resources Technology Conference (URTEC)

.... This allows us to test the accuracy of the decline methods and assess reasons for errors in this analysis. I also review data quality and its effect...

Acoustic Properties of "Young" Carbonate Rocks, Odp Leg 166 and Boreholes Clino and Unda, Western Great Bahama Bank

J.A.M. Kenter, F.S. Anselmetti, P.H. Kramer, H. Westphal,, M.G.M. Vandamme

Journal of Sedimentary Research (SEPM)

... leached producing moldic porosity, this has only a minor effect on the velocity, because the rigid framework efficiently transmits the elastic waves...

Field Guide to the Geology of the Neogene Santa Maria Basin: From Rift to Uplift

Richard J. Behl, Pedro C. Ramirez, Richard G. Stanley

Pacific Section SEPM

... (e.g., the Lions Head and Pezzoni-CasmaliaOrcutt faults) that possibly originated with dip-slip or oblique-slip movement, evolved into reverseoblique...

Sedimentary Trends, Colorado Member of Oficina Formation, San Roque, Anzoategui, Venezuela

R. Passega

AAPG Bulletin

...-shore sediments should be present and bear traces of having been reworked after deposition by waves or shore currents. These traces are also absent...