Size Analysis of Sand by a Sedimentation Technique

David M. Poole

Journal of Sedimentary Research (SEPM)

... be used as suitable approximations for fall rates of grain groups. The settling velocities for groups of grains are 10 to 15 percent faster than those...

Positions of Empty Pelecypod Valves on the Continental Shelf

K. O. Emery

Journal of Sedimentary Research (SEPM)

.... 65, p. 527-535. KORNICKER, I., S., WISE, C. D., AND WISE, J. M., 1963, Factors affecting the distribution of opposing mollusk valves: Jour...

Ferro-Magnesian Calcite Cement in Sandstones

A. Jack Nash, Edward D. Pittman

Journal of Sedimentary Research (SEPM)

... published curves based on mole percent MgCO3 are for comparison. End_Page 259------------------------ of the data, respectively. The regression...

Kaolinite-enrichment Beneath Coals; A Modern Analog, Snuggedy Swamp, South Carolina

James R. Staub, Arthur D. Cohen

Journal of Sedimentary Research (SEPM)

... the procedure outlined by Schultz (1964). These estimates are generally considered to be accurate within ±10 percent of the amount present for each major...

Chemical Fingerprinting in Detrital Ilmenite: A Viable Alternative in Provenance Research?

Jeffry D. Grigsby

Journal of Sedimentary Research (SEPM)

... in weight percent oxide as determined by electron probe microanalysis) of homogeneous detrital ilmenite grains from felsic plutonic and volcanic...

Differential Compaction as a Cause of Regional Contemporaneous Faults

Robert E. Carver

AAPG Bulletin

... of factors. He considered that response to loading of a mobile crustal block was the most probable cause. Salt-movement hypotheses, as expressed by Quarles...

Seal and Reservoir Characterization of Upper Slope Fan Lithofacies: Example of High-Frequency Variability, by William C. Dawson, William R. Almon, and S.J. Johansen, #40124 (2004).

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Depositional Environments and Sediments in the Coastal Zone of Prince Edward Island, Canada

Grant A. Bartlett

Atlantic Geology

... may cause an increase or decrease in surface current velocities. INTRODUCTION The coastal (marginal marine) zone includes over 80 percent of the prime...

Understanding the Spacing, Completions, and Geological Influences on Decline Rates and B Values

Dillon Niederhut, Alexander Cui, Connor Macalla, Jason Reed

Unconventional Resources Technology Conference (URTEC)

... that analyze differences to reservoir responses to completion designs, but these are typically described in terms of changes in EUR, or in terms of percent...

Preliminary Evaluations Applicable to Predicting the Probability of Occurrence for Compaction and Subsidence Resulting from Fluid Withdrawal in Unconsolidated Shallow Sands: Section VI. Recovery

F. E. Ashford, Y. Ghoniem

AAPG Special Volumes

... as compaction or subsidence factors, may be classified in terms of reservoir geology, sedimentology, petrophysics, and production. The results may...

Clay Mobility in Landslides, Ventura, California

Paul F. Kerr , Robert A. Stroud , Isabella M. Drew

AAPG Bulletin

... about 345 acres, or 45 percent, of the eastern producing area of the Ventura Avenue oil field, California. In operations which extended over about 45...

Opaque Minerals as Aids in Distinguishing Between Source and Sorting Effects on Beach-sand Mineralogy in Southwestern Oregon

Gretchen Luepke

Journal of Sedimentary Research (SEPM)

...., AND DACHILLE, FRANK, 1972, An analysis of factors controlling deviation in hydraulic equivalence in some modern sands: Jour. Sed. Petrology, v. 42, p...

Relationships among Vertical Accretion, Coastal Submergence, and Erosion in a Louisiana Gulf Coast Marsh

R. D. DeLaune, R. H. Baumann, J. G. Gosselink

Journal of Sedimentary Research (SEPM)

.... A., 1963, Factors influencing vascular plant zonation in North Carolina salt marshes: Ecology, v. 44, p. 445-456. BAUMANN, R. H., 1980, Mechanisms...

Performance of the Handil Water Injection Scheme

Alibi

Indonesian Petroleum Association

... varying between 98 ft (30 m) and 164 ft (50 m) separated by thin clay layers. The sand is clean, loose with porosity ranging from 30 to 40 percent...

The Anadarko Basin--A Regional Petroleum Accumulation--A Model for Future Exploration and Development

Gerhard W. Hill Jr.,, Robey H. Clark

Oklahoma City Geological Society

... majority of all the fields of this sequence produce from traps dominated by structural aspects. For example, (Chart A) 11 percent of the gross ultimate...

Late Cenozoic Basalt Types in the Western Grand Canyon Region

M. G. Best, W. H. Brimhall

Utah Geological Association

... representation of the lavas in the region, mainly because of several adverse logistic and geologic factors. At most sites four fresh chunks of rock...

Performance Parameters: Selected Rocky Mountain Unconventional Gas Reservoirs

Philip H. Stark, Leta K. Smith

Rocky Mountain Association of Geologists

... percent per year in order to meet the EIA’s projections. New technologies, expanded exploration, increased drilling, efficient regulatory processes...

The Relict Nature of the Sediments and Submarine Topography Off Alligator Harbor, Florida

E. M. Hopkins, H. G. Goodell, S. A. Chesser, J. P. May, D. J. Poche

GCAGS Transactions

... of the size distribution as well as the percentage of pebbles, sand, and mud. The moment measures, together with coordinate map information, depth, percent...

Geopressures and Secondary Porosity in the Deep Jurassic of Mississippi

Calvin A. Parker

GCAGS Transactions

... a salt core in the basin. Jones (1967) considers osmotic forces across clay beds as one of many factors responsible for geopressures in the Gulf Coast...

Foraminiferal Stratigraphy and Paleoecology of the Blufftown Formation (Santonian-Campanian) of Georgia and Eastern Alabama

Rashel N. Rosen

GCAGS Transactions

... a three-fold purpose: (1) to evaluate the age and regional correlation of the Blufftown Formation; (2) to determine the environmental factors that have...

Preliminary Evaluation of a Core Scintillation Counter for Bulk Density Measurement in Marine Sediment Cores

Chester Brier , Robert Bennin , Peter A. Rona

Journal of Sedimentary Research (SEPM)

... sample. The following data were tabulated for each material: (1) average value of the counts for the 20 intervals, and (2) percent deviation from...

Plagioclase Feldspar As An Indicator Of Provenance In Sedimentary Rocks

Edward D. Pittman

Journal of Sedimentary Research (SEPM)

... of the plagioclase based on this property because the feldspar in the potential source areas was so varied. FACTORS TO BE CONSIDERED IN THE USE OF PLAGIOCLASE...

Response Characteristics of an Ebb-Dominated Tidal Inlet Channel

Duncan M. Fitzgerald, Dag Nummedal

Journal of Sedimentary Research (SEPM)

... 670 percent during an average tidal cycle. At high tide, the large water surface of the marsh is responsible for inefficient exchange of water through...

Reservoirs of Mesozoic Sediments of Central Karakum Oil-Gas Region

S. A. Amanov

Petroleum Geology: A Digest of Russian Literature

... and consist of sands, sandstone, and siltstone. Gross pay is 28-97 m, and net pay is 14-31 m. Porosity is 17-33 percent, and permeability is 0.043-1.48 md...

A Future with Fewer Carbon Emissions; #120032 (2009)

Rod Nelson

Search and Discovery.com

.... -------------------------------------------------------------------------------------Currently coal, oil, and gas provide 83 percent of OECD energy supply. Oil supplies 41 percent, gas 22 percent...