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The AAPG/Datapages Combined Publications Database
Showing 11,294 Results. Searched 196,763 documents.
A Sedimentological Synthesis of Placer Gold, Uranium and Pyrite Concentrations in Proterozoic Witwatersrand Sediments
W. E. L. Minter
Dallas Geological Society
... on the foresets and in a winnowed layer on top of the bar. The hammer head rests on the scoured base of the channel. Overlying coarse gravel with mature...
1977
Sierra Madre Oriental
Paul Enos
Dallas Geological Society
...) north of Xilitla (Figure 53) is interpreted as the cause rather than solely the effect of strike-slip motion along the margin. From geometry alone...
1983
A Sedimentological Synthesis of Placer Gold, Uranium and Pyrite Concentrations in Proterozoic Witwatersrand Sediments
W. E. L. Minter
CSPG Special Publications
... on the foresets and in a winnowed layer on top of the bar. The hammer head rests on the scoured base of the channel. Overlying coarse gravel with mature...
1977
Carbonate-Evaporite Cycles in Lower Duperow Formation of the Williston Basin
James Lee Wilson, R.H. Pilatzke
Rocky Mountain Association of Geologists
... the same diameter as the length of the brachiopod fragments. Very rarely, a layer composed of whole or large pieces of brachiopod shells is observed...
1987
Geochemistry, Hydrology, and Mineralogy of the Sand Bulge Area, Laguna Madre Flats, South Texas
Michael Amdurer , Lynton S. Land
Journal of Sedimentary Research (SEPM)
... a dormant state. The mat often cracks and curls up at the edges; small flaps of it ar then loosened and blown away by the wind. 2) A layer of dark...
1982
The Dynamic Interplay of Oil Mixing, Charge Timing, and Biodegradation in Forming the Alberta Oil Sands: Insights from Geologic Modeling and Biogeochemistry
Jennifer Adams, Steve Larter, Barry Bennett, Haiping Huang, Joseph Westrich, Cor van Kruisdijk
AAPG Special Volumes
... River, Athabasca, Buffalo Head Hills, and Wabasca oil sands were the earliest expelled, lowest maturity petroleum from these source rocks with API...
2013
Large-Scale Seismogenic Deformation of A Carbonate Platform Straddling the Precambrian–Cambrian Boundary, Karatau Range, Kazakhstan
Christoph Heubeck, Gappar Ergaliev, Sergey Evseev
Journal of Sedimentary Research (SEPM)
...-transport deposits and their effect on post-failure strata: Marine Geology, v. 271, p. 212– 224. Bartley, J.K., Pope, M.C., Knoll, A.H., Semikhatov, M.A....
2013
Sedimentary Processes, Vertical Stratification Sequences, and Geomorphology of the Roaring River Alluvial Fan, Rocky Mountain National Park, Colorado
Terence C. Blair
Journal of Sedimentary Research (SEPM)
...., Fluvial Geomorphology: Binghamton, State University of New York, p. 149-173. KENNEDY, J. F., 1961, Stationary waves and antidunes in alluvial channels: W...
1987
High Volume Submersible Electric Pumps, Design Considerations and Operations
F. B. Langitan
Indonesian Petroleum Association
... head. The protector section, which is located between pump and motor, is primarily designed to balance the internal pressure in the motor...
1974
Triassic-Jurassic Fluvial Systems, Northeastern Arizona
Larry T. Middleton, Ronald C. Blakey, Mary J. Kraus, Thomas M. Brown
Rocky Mountain Section (SEPM)
.... MP 252 - Head east on highway 260 out of Payson. MP 253 - Grus developed on the Payson Granite is well exposed and quarried throughout the area...
1985
Evidence for biogenic copper (hemocyanin) in the middle Cambrian arthropod Marrella from the Burgess Shale
M. Jake Pushie, Brian R. Pratt, Tracy C. Macdonald, Graham N. George, Ingrid J. Pickering
PALAIOS
... (Fletcher and Collins 1998), where it occurs by the thousands in the ‘great Marrella layer’ at the base of the quarry. The specimens analyzed...
2014
Some Mass Balance and Geological Constraints on Migration Mechanisms
R. W. Jones
AAPG Special Volumes
... between latitudes 49° and 60°N: AAPG Bull., v. 52, p. 2318-2323. Hitchon, B., 1969, Fluid flow in the western Canada sedimentary basin: 1. Effect...
1980
Some Mass Balance and Geological Restraints on Migration Mechanisms
R. W. Jones
AAPG Special Volumes
... sedimentary basin; 1. Effect of Topography: Water Resources Research, v. 5, no. 1, p. 186-195. Hitchon, B., 1974, Application of geochemistry...
1978
Some Mass Balance and Geological Constraints on Migration Mechanisms
R. W. Jones
AAPG Bulletin
... Canada sedimentary basin: I. Effect of topography: Water Resources Research, v. 5, no. 1, p. 186-195. Hitchon, B., 1974, Application of geochemistry...
1981
Rocket Seismic fuels Australian exploration: The offshore Northern Perth Basin: Lessons from Exploration Drilling
PESA Staff
Petroleum Exploration Society of Australia (PESA)
..., Geelvink 1A, Batavia-1 Cliff Head Appraisal Starts 25 20 Cumulative Livet-1 15 Total Wells Drilled 15 Gun Island-1 10 10 5 5 0 1968 1970...
2016
Carpinteria Oil Seeps Walking Tour, Santa Barbara County, California
Gregg Wilkerson
Petroleum History Institute
... of black, brown, and white, which are rendered more conspicuous by the action of the waves. Along the railroad immediately east of the area shown...
2022
Ichnology of Permian Marginal- to Shallow-Marine Coal-Bearing Successions: Rio Bonito and Palermo Formations, Paraná Basin, Brazil
Luis A. Buatois, Renata G. Netto, M. Gabriela Mángano
Special Publications of SEPM
... Thalassinoides (arrow) penetrates through the whole tempestite, and cross-cuts the fairweather suite of the underlying layer. CA 19 RS, depth 311.2 m...
2009
Cretaceous Stratigraphy of Vermilion Area, Alberta, Canada
Arthur W. Nauss
AAPG Bulletin
... layer of Inoceramus shells. All gradations between the typical white specks and recognizable fragments of shells of Inoceramus were observed. J. C...
1945
Groundwater Silicification in Paris Basin Limestones: Fabrics, Mechanisms, and Modeling
Medard Thiry, Isabelle Ribet
Journal of Sedimentary Research (SEPM)
... Champigny lake. Reworking could have occurred by waves or bottom currents or sheetwash floods over mudflats. There is no evidence of evaporites...
1999
Porosity Reduction and Major Controls on Diagenesis of Cretaceous-Paleocene Volcaniclastic and Arkosic Sandstone, Middle Park Basin, Colorado
Robert R. Remy
Journal of Sedimentary Research (SEPM)
..., chlorite, and chloritic mixed-layer clay. Compaction and cementation occluded most macropo osity in those samples richest in volcanic detritus, thereby...
1994
Large-Basin Ground Water Circulation and Paleo-Reconstruction of Circulation Leading to Uranium Mineralization in Grand Canyon Breccia Pipes, Arizona
Peter W. Huntoon
Rocky Mountain Association of Geologists
... of the Colorado river was such that hydraulic heads decreased within successively shallower aquifers. Consequently, head gradients at any location were upward...
1996
Summary of the Geology of the Southern Rocky Mountains of Canada: A Review of the Structure and the Palaeozoic Stratigraphy of the Canadian Rocky Mountains between Latitudes 49° 30′ and 52° 30′
F. K. North, G. G. L. Henderson
CSPG Special Publications
... Dalhousie, of the second, at Mount Isaac and Valley Head Mountain, of the third at Mounts Aztec and Olympus. The fourth is Le Grand Brazeau, a faulted...
1954
High Resolution Sequence Stratigraphic Architecture of a Transgressive Coastal Succession: Albian Bow Island Formation, southwestern Alberta
Per Kent Pedersen,, Claudia J. Schroder-Adams, Olga Nielsen
CSPG Bulletin
... Geologists and the Alberta Research Council, p. 335-335. Leckie, D., Schroder-Adams, C. J. and Bloch, J. 2000. The effect of paleotopography on the late...
2002
Berea and beyond: Ohio's geology from the Upper Devonian through the Pennsylvanian
Samuel R. W. Hulett
Ohio Geological Society
... will start in Columbus and head eastward, focusing on the changes in the depositional environment through time (Figure 1). We will begin the trip by examining...
2019
Geothermal Gradients, Hydrodynamics, and Hydrocarbon Occurrences, Alberta, Canada
Brian Hitchon
AAPG Bulletin
... flow--2, effect of water-table configuration on subsurface permeability variation: Water Resources Research, v. 3, p. 623-634. Freeze, R. A., and P...
1984