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The AAPG/Datapages Combined Publications Database
Showing 3,548 Results. Searched 196,763 documents.
Labile Quartz-poor Sediments from Young Mountain Ranges in Northeast Papua
Bryan P. Ruxton
Journal of Sedimentary Research (SEPM)
.... The presence of clay grains and rock fragments in various stages of weathering suggests derivation of both these mineral suites from the weakly...
1970
Early Diagenetic Polyframboidal Pyrite, Primary and Redeposited, from the Wenlockian Denbigh Grit Group, Conway, North Wales, U.K.
Leonard G. Love
Journal of Sedimentary Research (SEPM)
... turbidite derivation usually supposed to be far distant. There is a general uniformity of clastic material of the pyrite beds with that of other...
1971
Geology of Green and Yampa River Canyons and Vicinity, Dinosaur National Monument, Utah and Colorado
G. E. Untermann , B. R. Untermann
AAPG Bulletin
... of these sand grains in the basal layers of the Madison suggests derivation, in part, from the Lodore on which they rest. No pronounced erosional...
1949
Electron Microscopy of Quartz Grain Surface Textures: The U.S. Eastern Atlantic Continental Margin
Patricia Lurie Blackwelder, Orrin H. Pilkey
Journal of Sedimentary Research (SEPM)
.... Surface textures on grains from continental rise sediment indicate derivation of some layers during times of lowered sea level, from a source north...
1972
Dolostone from the South African Continental Slope
William G. Siesser
Journal of Sedimentary Research (SEPM)
... dolostone dredged from the equatorial Atlantic between 1719 and 2542 m. They also felt derivation from a foraminiferal ooze was likely for this rock...
1972
Deformed Oolites in the Pre-Cambrian Bhander Limestones, India
Miss Bhagabati Sarkar
Journal of Sedimentary Research (SEPM)
... be regarded as similar to that of a freshly deposited oolite. The derivation of different varieties of the distorted oolites of the Bhander Limestone has...
1973
Volcanic Contribution To Ordovician Pelagic Sediments
Maurits Lindstrom
Journal of Sedimentary Research (SEPM)
... of Fe in normal seawater. For a particularly iron-rich lithologic unit he suggested a volcanic derivation of Fe. Thus, evidence for stable and widespread...
1974
Recent Test Drilling, Snake River Plains, Southwestern Idaho: GEOLOGICAL NOTES
Walter Youngquist , Thor H. Kilsgaard
AAPG Bulletin
... derivation from near the center of a thick flow. Beneath these basaltic flows may be other basic flows. Almost certainly a considerable thickness...
1951
Yukon River Sediment on the Northernmost Bering Sea Shelf
Dean A. Mcmanus, Kolla Venkatarathnam, David M. Hopkins, C. Hans Nelson
Journal of Sedimentary Research (SEPM)
... is of Yukon derivation, however, and this part is essentially confined to the area south of a line from eastern St. Lawrence Island to Nome. North...
1974
Laterites and Flint Clays in the Early Permian of the Sydney Basin, Australia, and Their Palaeoclimatic Implications
F. C. Loughnan
Journal of Sedimentary Research (SEPM)
... derivation from the underlying basalts. However, fresh or even partly altered basaltic fragments have not been encountered in the measures and apparently...
1975
Extended Abstract: Correlation of Northern Belize’s Cretaceous-Paleogene (‘KT’) Boundary Sections
David T. King, Jr., Lucille W. Petruny
GCAGS Transactions
... bearing polish, striations, impact pits and depressions, and other surface features indicative of impact derivation (Fig. 5) which were described...
2015
Economic Potential of the Yucatan Block of Mexico, Guatemala, and Belize
Joshua H. Rosenfeld
AAPG Special Volumes
... 3) whose biomarkers suggest derivation from Late Jurassic or Early Cretaceous marl (J. Zumberge, personal communication, 2000). Exploration objectives...
2003
Polymodal Composition of Beach Sands from the East Coast of India
A. Chakrabarti
Journal of Sedimentary Research (SEPM)
... be related to its greater derivation from a proximate source of comparatively coarser sized materials. In the sediments of the lower foreshore, the coarser...
1977
Zircon Geochronology of Glendon Formation Bentonite, Rankin Trails Park, Brandon, Mississippi
Kaitlyn LaFleur, Brent V. Miller, Thomas E. Yancey, David T. Dockery, III
GCAGS Transactions
... indicate derivation by air fall from volcanic ash clouds. These have an age coincident with the age enclosing fossiliferous strata, confirming a non...
2018
Grain Size in Laminae of Beach Sand
K. O. Emery
Journal of Sedimentary Research (SEPM)
... such as derivation from artificial fill of sand (core 35), protection from large waves (core 31), nearby cliffs of glacial till (core 16), etc...
1978
A Quantitative Geologic Approach to Prediction of Petroleum Resources
R. W. Jones
AAPG Special Volumes
..., (2) analogy with basins whose factors are known, and (3) derivation from the known and deduced geology. Factor T is usually the easiest and most...
1975
Smectite Diagenesis and Sandstone Cement: The Effect of Reaction Temperature
R. W. Lahann
Journal of Sedimentary Research (SEPM)
... of the derivation (see Petrovic, 1976, for detailed discussion), the general argument may be made that as diffusion rate increases, the probability...
1980
Bakken Shale and Austin Chalk: Chapter 5
Richard D. Fritz
AAPG Special Volumes
..., containing sapropelic OM. B. Type II--Type of intermediate derivation, commonly marginal marine, with admixture of continental aquatic OM. C. Type III...
1991
Extension of Berner's "New Geochemical Classification of Sedimentary Environments" to Ancient Sediments
J. Barry Maynard
Journal of Sedimentary Research (SEPM)
... shales with siderite, although carbon isotopes are somewhat lighter than would be expected for derivation of these carbonates via methane fermentation...
1982
Hydraulic Interpretation of Grain-Size Distributions Using A Physical Model for Bedload Transport: REPLY
John S. Bridge
Journal of Sedimentary Research (SEPM)
.... LEEDER, M. R., 1979b, "Bedload" dynamics: grain impacts, momentum transfer and derivation of a grain Froude number: Earth Surf. Proc., v. 4, p...
1982
Laboratory Measurements of Heat Conductivity of Sedimentary Rocks
H. Zierfuss , G. Van Der Vliet
AAPG Bulletin
... conductivity. End_Page 2485------------------------------ This quantitative relation seems to have practical value for the derivation of the porosity from...
1956
Provenance of Turbidites in the Ulleung (Tsushima) Back-Arc Basin, East Sea (Sea of Japan)
K. S. Bahk, S. K. Chough
Journal of Sedimentary Research (SEPM)
..., 5, 7 and the turbidite layer of P106) fall in or near the Factor II axis, suggestive of derivation from the Sanin Coast and Oki Spur. P103-4...
1983
Geology and Geochemistry of Santa Rosa Tar Sands: Section III. Geological Environments and Migration
A. J. Budding, R. F. Broadhead
AAPG Special Volumes
... of odd-numbered alkanes over even-numbered ones; organic material of terrestrial derivation in Recent sediments shows this odd-preference quite clearly...
1987
Determination of Geomechanical Parameters from Geophysical Logs: Section IV. Exploration Methods
M. B. Dusseault
AAPG Special Volumes
...). Derivation of a reliable lithotype correlation or clay-content index from these logs has not proven feasible. In addition to the aforementioned illite...
1987
Provenance of Triassic Feldspathic Sandstones in the Iberian Range (Spain): Significance of Quartz Types
Jose Arribas, Rafaela Marfil, Jose A. De La Pena
Journal of Sedimentary Research (SEPM)
... derivation FIG. 2. Plot of the ratio of undulose quartz grains (> 5°) to total monocrystalline quartz grains versus the matrix content in the Triassic...
1985