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The AAPG/Datapages Combined Publications Database
Showing 17,708 Results. Searched 200,639 documents.
Stable Isotopic and Elemental Relationships of Ancient Shallow-Marine and Slope Carbonates, Cambro-Ordovician Cow Head Group, Newfoundland: Implications For Fluid Flux: REPLY
Robert K. Suchecki, John F. Hubert
Journal of Sedimentary Research (SEPM)
... of the observed differences among outcrops to occur by chance under a null hypothesis of no differences among outcrops is less than 5 percent in a two-tailed test...
1986
Some Economics of Academics
Grover E. Murray
AAPG Bulletin
... as a social responsibility and as a matter of self-interest. Industry's monetary contribution of 31/100th of 1 percent of profits (in 1966) is not enough...
1969
Free Hydrogen in Genesis of Petroleum: GEOLOGICAL NOTES
H. E. Hawkes
AAPG Bulletin
... between Fe+2 and Fe+3, is the principal factor controlling the overall oxidation state of a rock system, a parameter that usually is expressed as fugacity...
1972
Geologic Hazards in Honduras
Michael J. Kozuch
Circum Pacific Council Publications
... construction should be avoided in areas showing previous landslide activity and in areas where gradients exceeding 20-30 percent near the redbed...
1995
Pacific Power & Light's Coal Operations, Converse County, Wyoming
Garth A. Duell
Wyoming Geological Association
.... Minor undulations are present, but on the average, inclinations of about four percent prevail. Figure 2. Geologic Setting of the Dave Johnston Power Plant...
1969
Geochemistry of Shallow Water Shales from the Virgin Limestone, Nevada, USA: Evidence for Periodic Shallow- Water Anoxia Following the Permian-Triassic Mass Extinction; #50813 (2013)
Shawn Sullivan and Adam D. Woods
Search and Discovery.com
... extinction of the past 600 million years. The Permian-Triassic mass extinction had an estimated loss of 85 percent of marine genera 70 percent of terrestrial...
2013
Constituents of Carbonate Sediments on Yucatan Shelf: Chapter 4: PART 1. LATE QUATERNARY CARBONATE SEDIMENTS OF YUCATAN SHELF, MEXICO
Brian W. Logan, James L. Harding, Wayne M. Ahr, Joseph D. Williams, Robert G. Snead
AAPG Special Volumes
.... Progreso Blanket: Fragments of coralline algal skeletons make up an average of 9 percent of total grain constituents in the skeletal-fragment sand which...
1969
Sediment Transport Models
H. W. Shen
Dallas Geological Society
... nine percent slope. Six major factors to describe rainfall (R), soil erodibility (K), slope length (L), slope steepness (S), cropping and management...
1977
Sediment Transport Models
H. W. Shen
CSPG Special Publications
... nine percent slope. Six major factors to describe rainfall (R), soil erodibility (K), slope length (L), slope steepness (S), cropping and management...
1977
Kin Diilidii (Oil), T. 42 S., R. 26 E., SLPM, San Juan County, Utah
Steve M. Nicolais
Four Corners Geological Society
...: The lower Ismay was treated with 1,000 gallons, 28 percent HCl; hole was plugged back to upper Ismay which was treated with 1,500 gallons, 28 percent...
1983
Porosity Distribution in the Stuart City Trend, Lower Cretaceous, South Texas
D. G. Bebout , R. A. Schatzinger , R. G. Loucks
AAPG Special Volumes
... of energy levels along this shelf-margin complex. Only four of these facies, however, have greater than 5 percent porosity and 5 millidarcys permeability...
1979
Abstract: Porosity Distribution in the Stuart City Trend, Lower Cretaceous, South Texas
D.G. Bebout, R.A. Schatzinger, R.G. Loucks
GCAGS Transactions
... this shelf-margin complex. Only 4 of these facies, however, have greater than 5 percent porosity and 5 millidarcys permeability -- the algae...
1977
Morphology and Geology of the Hystrichosphaerida
L. R. Wilson, W. S. Hoffmeister
Journal of Sedimentary Research (SEPM)
.... Approximately 1000 sandstone, shale and limestone samples have been investigated for hystrichosphaerids and of these nearly 50 percent contained fossils...
1955
Offshore California Basins
Kenneth O. Emery
Journal of Sedimentary Research (SEPM)
... of phytoplankton debris falling through the water column results in loss of about 93 percent. About 50 percent of the organic matter which reaches...
1955
Yenisey Ridge - Region of Intensive Precambrian Oil-Gas Generation
I. D. Timoshina
Petroleum Geology: A Digest of Russian Literature
... in organic matter of the Yenisey ridge. In the Gorbilok zone average content of organic carbon in the rock is 2.4 percent, and the highest values...
1997
Dolomite, Limestone Facies, and Insoluble Residue--A Relationship?: ABSTRACT
David N. Lumsden
AAPG Bulletin
... to 77.0% and consist of fine-sand size quartz with varying amounts of illite (clay). Plots of the total insoluble residue against percent dolomite show...
1973
Community Development in Small-Scale Business to Improve the Company Image and Secure the Company Operation
Firsta Jusra Iskandar
Indonesian Petroleum Association
... through MFS Program through MFS Program ? Rationale of the Study Undeveloped, unemployment and low income are factors cause the disturbance in order...
2005
Petroleum Potential of Eastern Colorado, Western Nebraska, Southeastern Wyoming, and Northeastern New Mexico: Region 4
Richard W. Volk
AAPG Special Volumes
...) thick and averages 18 percent porosity and 150 md permeability (Goodier, 1963, p. 236). The field has produced more than 2 million bbl of 17° gravity...
1971
Stratigraphy and Structure of the Rosita Gas Fields, Duval County, Texas
Joseph R. Straccia
GCAGS Transactions
... to 0.24 mm, respectively. The consistency of grain size within sandstone bodies may be attributed to several factors. Composition and texture vary only...
1981
Provenance and Diagenesis of Clay Minerals in Sediments from the Anclote River and Anchorage, West Central Florida
Wen-An Chiou , Larry J. Doyle , William R. Bryant
GCAGS Transactions
... central Florida) were examined by x-ray diffraction methods to reveal the factors controlling clay minerals distribution in paludal (swamp), fluviatile...
1981
Methylene Blue Adsorption by Fine Grained Sediments
Roy K. Taylor
Journal of Sedimentary Research (SEPM)
... 100 to 300 micron laths which account for 6 percent by volume of the Treeton Rock. Shape factors of 1.80 and 1.67 for samples 1D and FV3 respectively...
1967
Clay Mineralogy and Paleoclimatic Significance of Some Red Regoliths and Associated Rocks in Western Colorado
P. E. Power
Journal of Sedimentary Research (SEPM)
... alteration in a sedimentary rock is an inevitable function of its geochemistry. The major controlling factors are ionic, leaching, hydrogen ion...
1969
Hydrodynamics of Fluid Injection
P. A. Witherspoon , S. P. Neuman
AAPG Special Volumes
... restriction on direction of flow are usually less than 5 percent. Because the permeability contrast between aquifer and aquitard is usually more than...
1972
Well Temperatures in the Abilene Area
Arthur L. Jenke
Abilene Geological Society
... of approximately 7 percent is suffered from the cooling effect alone when the fluid is produced from a 200 degree reservoir. Other factors remaining constant...
1950
The Texture of Talus in Tasmania
N. Caine
Journal of Sedimentary Research (SEPM)
... well illustrated in the laboratory study of the relationship between angle of repose and factors such as particle shape, size, roughness and density...
1967