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Showing 17,702 Results. Searched 200,616 documents.
Petrology of Lower and Middle Eocene Carbonate Rocks, Floridan Aquifer, Central Florida
Paul A. Thayer , James A. Miller
GCAGS Transactions
... of nodular anhydrite forms more than 90 percent of the Avon Park-Lake City interval, whereas the Oldsmar is chiefly limestone. The depositional model...
1984
THE DEPOSITIONAL ENVIRONMENT AND PROVENANCE OF THE STRAVEN CONGLOMERATE KEMBER OF THE POTTSVILLE FORMATION
Terry E. Osborne,
Alabama Geological Society
...) . granodiorite, quartz monzodiorite, and clay. Sandstone and chert clasts are the most common clast types and average 35 and 28 percent, respectively (Fig. 4...
1991
Geological Estimates of Undiscovered Oil and Gas Resources in the United States
Betty M. Miller, Harry L. Thomsen
Pacific Section of AAPG
... and totals. The Resource Appraisal Group’s estimates (based upon a 95-5 percent probability range) for the Nation’s total undiscovered recoverable...
1976
Fourier Grain-Shape Analysis of Coastal and Inner Continental-Shelf Sand Samples: Oceanside Littoral Cell, Southern Orange and San Diego Counties, Southern California
Robert H. Osborne, Chia-Chen Yeh
Special Publications of SEPM
... as barriers to littoral sand transport percent of the quartz in the medium sand fraction of the foreshore samples was derived from the seems likely that storm...
1991
Uranium Deposits of the Canyonlands Area
William L. Chenoweth
Four Corners Geological Society
...) had been produced from the area. This production represents 14 percent of the total U.S. production. Lisbon Valley, the most important district...
1975
Provenance of the Mustang Spring Conglomerate Lens, Northern Santa Ana Mountains, California
Ivan P. Colburn, Richard G. Blake
Pacific Section SEPM
.... This was accomplished by counting the number of grid squares that cover the separate basement rock units. These values were then converted to percent...
1982
Hydrocarbon-Generation Potential and Hydrocarbon-Yield Capacity of Sedimentary Basins
C. E. B. Conybeare
CSPG Bulletin
... which has an initial porosity of at least 50 percent to an uncemented clay having a porosity of approximately 20 percent at a depth of 3,500 ft. (Fig...
1965
Relative Abundance and Order of Stability of Amino Acids in Some Aquatic Plants and Associated Freshwater Sediments
Frederick M. Swain, Gunta Venteris, Francis Ting
Journal of Sedimentary Research (SEPM)
... Content of the Aquatic Plants The organic carbon of the aquatic plant species studied here ranges from a low value of about 37-38 percent in Najas...
1964
An Economic Analysis of the Oil and Gas Resources in the Clinton Formation of Ohio
J. T. CumberlidgeW. D. McCullough
Ohio Geological Society
... well and an internal rate of return of 8.4 percent. The 75 percentile, or Best-case, gave equivalent gas reserves of 140M MCF...
1985
PETROGRAPHY OF JURASSIC AND CRETACEOUS SANDSTONES NORTH FLANK LITTLE BELT MOUNTAINS, MONTANA
W. W. Ballard
Montana Geological Society
... this examination the mineralogical percentage of Table 1 were calculated. In the table percentages of each terrigenous mineral are given in terms of percent...
1966
Identification of Sedimentary Environments in Reservoir Sandstones
Robert R. Berg
GCAGS Transactions
... decreases upward. This sandstone is characterized by a moderate amount of quartz (62 percent), rock fragments (up to 18 percent), and clay matrix...
1970
Importance of Secondary Leached Porosity in Lower Tertiary Sandstone Reservoirs Along the Texas Gulf Coast (1)
R.G. Loucks, M.M. Dodge, W.E. Galloway
GCAGS Transactions
... and in different areas. Plots of secondary porosity as a percent of total porosity versus burial depth show that secondary porosity is dominant beneath 10,000 ft...
1979
Petrography of Upper Cretaceous Sandstone in the Coast Ranges of Central California
Florence Lee-Wong, David G. Howell
Pacific Section SEPM
... (Society for Sedimentary Geology) Description of Data component ranging from a low average of 40 percent to a high of 55 percent. For most...
1977
Summary of Federal Oil and Gas Leasing in the Powder River Basin, Wyoming, 1990–1999
Frederick J. Crockett
Wyoming Geological Association
... 22,000 square miles, almost 75 percent of which is in Wyoming. Phanerozoic rocks range in thickness from 3,000 feet on the basin margins to 17,000 feet...
1999
Analysis of Factors Affecting Quantitative Estimates of Organism Abundance
Louis S. Kornicker
Journal of Sedimentary Research (SEPM)
... have the same porosity and volume, the number of organisms recorded in the two samples would differ by only about 14 percent, providing the counts were...
1959
Determination of Calcite and Dolomite Composition Using the Air Comparison Pycnometer
Donald H. Zenger
Journal of Sedimentary Research (SEPM)
... percent confidence interval for an analysis is two percent. The density contribution of terrigenous material present should be taken into account...
1968
Size Analysis of Silt and Clay by Hydrophotometer
Clifton F. Jordan, Jr., Glenn E. Fryer, Elze H. Hemmen
Journal of Sedimentary Research (SEPM)
...) with subsequent studies by Rose (1953), Simmons (1959), and McKenzie (1963). The basic theory is the relationship of the change in percent transmission of light...
1971
Flux of Barnacle Plate Fragments and Fecal Pellets Measured by Sediment Traps
Charles M. Hoskin
Journal of Sedimentary Research (SEPM)
... not be made. Sediment beneath the dock, and to a depth of 30 cm in a core, contained 12-20 percent gravel as broken barnacle plates. Sediment from just 2 m...
1980
Oil-Gas Prospects of the Vendian and Lower Cambrian of the Baykit Oil-Gas Region of the Siberian Craton
N. V. Mel’nikov, L. N. Konstantinova
Petroleum Geology: A Digest of Russian Literature
... discovered. However, the oil-gas prospects of the Vendian sediments are also rather high. In the Baykit oil-gas region the Vendian is host to 45 percent...
2005
Determination of Organic Content of Appalachian Devonian Shales from Formation-Density Logs: GEOLOGIC NOTES
James W. Schmoker
AAPG Bulletin
...------------------------------ formation constituents, and volume percent is used throughout this report. However, laboratory analyses are usually given in weight...
1979
Little Beaver Field Montana
J. R. Hamke, L. C. Marchant, C. Q. Cupps
Bureau of Mines
... CHARACTERISTICS Pour point, ° F, below 5 Color, black Nitrogen, percent, 0.194 Specific gravity, 0.878; gravity, ° API, 29.7 Sulfur, percent, 0.57 Viscosity...
1966
Pennel Field Montana
J. R. Hamke, L. C. Marchant, C. Q. Cupps
Bureau of Mines
... anticline Type of drive mechanism Depletion Average porosity percent. _ 10 Average permeability millidarcy _. < 1 Average water saturation percent.. 35...
1966
Baukol-Noonan Field North Dakota
J. R. Hamke, L. C. Marchant, C. Q. Cupps
Bureau of Mines
... 6,739-6,743 feet GENERAL CHARACTERISTICS Specific gravity, 0.841; gravity, 0 API, 36.8 Sulfur, percent, 0.64 Viscosity, Saybolt Universal at 100° F...
1966
Coteau Field North Dakota
J. R. Hamke, L. C. Marchant, C. Q. Cupps
Bureau of Mines
..., percent, 0.107 Specific gravity, 0.856; gravity, ° API, 33.8 Sulfur, percent, 1.21 Viscosity, Saybolt Universal at 100° F, 42 sec. DISTILLATION, BUREAU...
1966
Landa Field North Dakota
J. R. Hamke, L. C. Marchant, C. Q. Cupps
Bureau of Mines
..., 20 Color, brownish black Nitrogen, percent, 0.090 Specific gravity, 0.846; gravity, 0 API, 35.8 Sulfur, percent, 0.49 Viscosity, Saybolt University...
1966