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The AAPG/Datapages Combined Publications Database
Showing 2,430 Results. Searched 197,434 documents.
Facies and Bedding Sequences in Shelf-Storm-Deposited Carbonates--Fayetteville Shale and Pitkin Limestone (Mississippian), Arkansas
C. Robertson Handford
Journal of Sedimentary Research (SEPM)
... thickening/ thinning relationship between beds. Hammer is 30 cm long. c--d) Bioturbated Fayetteville limestones with Planolites (c) and Teichichnus (d...
1986
Metallogenic Provinces of Northeast Pacific: Minerals
Richard H. Jahns
AAPG Special Volumes
...: Econ. Geology, v. 67, no. 6, p. 768-775. Hammer, D. F., and D. W. Peterson, 1968, Geology of the Magma Mine area, Arizona, in J. D. Ridge, ed., Ore...
1976
Ordovician Chazyan Series of Champlain Valley, New York and Vermont, and Its Reefs
Philip Oxley , Marshall Kay
AAPG Bulletin
... thicknesses are 76 and 58 feet, and the beds are partly dolomitized, weathering with yellowish-streaked surfaces. Fig. 4. Correlation chart of present...
1959
Shelf Sandstones in The Mowry Shale: Evidence for Deposition During Cretaceous Sea Level Falls
Hugh R. Davis , Charles W. Byers
Journal of Sedimentary Research (SEPM)
... are bioturbated and contain few sedimentary structures. The upper and lower contacts of the lower sandstone are shown with arrows. Hammer for scale. End_Page...
1989
Braided Fluvial to Marine Transition: The Basal Lower Cambrian Wood Canyon Formation, Southern Marble Mountains, Mojave Desert, California
Christopher M. Fedo, John D. Cooper
Journal of Sedimentary Research (SEPM)
... on bedding tops in subfacies D3. Note variation in scale and orientation on different surfaces. Rock hammer for scale. End_Page 227...
1990
Paleosols as an Indicator of Climatic Change at the Early-Late Cretaceous Boundary, Southwestern New Mexico
Greg H. Mack
Journal of Sedimentary Research (SEPM)
..., grain size, color (GSA color chart when moist), root and burrow type and abundance, structure, nodules and tubules, and reaction to dilute...
1992
Sedimentary Structures in Ilhas and Sao Sebastiao Formations (Cretaceous), Reconcavo Basin, Brazil
M. A. Murphy , S. . Schlanger
AAPG Bulletin
... of nose of fold are masses of sandstone which are wrapped around fold. 7.B. Minor folds at locality 11. Deformed zone is spanned by hammer. Erosion...
1962
Ordovician Ophicalcites of Southern Quebec Appalachians: A Proposed Early Seafloor Tectonosedimentary and Hydrothermal Origin
Denis Lavoie , Pierre A. Cousineau
Journal of Sedimentary Research (SEPM)
.... Hammer is 30 cm long. C) Sheared serpentinite with some carbonate cements sealing fractures. Note the intense microfracturing of the material. D...
1995
Inner-Shelf to Lower-Shoreface Hummocky Sandstone Bodies with Evidence for Geostrophic Influenced Combined Flow, Lower Cretaceous, West Greenland
Helle H. Midtgaard
Journal of Sedimentary Research (SEPM)
...), and wave ripples (w) are marked. Overlying are thin hummocky sandstone beds capped by wave ripples and interbedded with mudstone. Hammer (encircled...
1996
Tectonic Control on Paleovalley Incision at the Distal Margin of the Early Tertiary Alpine Foreland Basin, Southeastern France
Sanjeev Gupta
Journal of Sedimentary Research (SEPM)
... section across the Alpine oreland basin in the Hautes Alpes region. The section runs from the Champsaur area to the Lus-en-Croix-Hautes syncline...
1997
Sedimentology and Reservoir Architecture of a Synrift Lacustrine Delta, Southeastern Mongolia
Cari L. Johnson, Stephan A. Graham
Journal of Sedimentary Research (SEPM)
... in this study. Figure 6. Photographs of architectural elements. A) Convolute lamination in sandstone beds of 2CHd (hammer for scale). B) Generally massive channel...
2004
No Change in Fluvial Style Across a Sequence Boundary, Cretaceous Blackhawk and Castlegate Formations of Central Utah, U.S.A.
Michael M. Adams, Janok P. Bhattacharya
Journal of Sedimentary Research (SEPM)
...-ripple sandstones within Blackhawk floodplain, interpreted as crevasse-splay deposits. Note hammer for scale. D) Pebble conglomerate grading into dune...
2005
Geophysical Anomalies Over Precambrian Rocks, Northwestern Uncompahgre Plateau, Utah and Colorado
J. E. Case
AAPG Bulletin
..., no. 10, p. 1857-1878. Hammer, S. I., 1939, Terrain corrections for gravimeter stations: Geophysics, v. 4, p. 184-194. Herman, George, and S. L...
1966
Patterns of Sedimentation in Rhondda Beds of South Wales
Gilbert Kelling
AAPG Bulletin
... in the Namurian of Derbyshire, England: Geologie en Mijnbouw, v. 45, p. 262-264. Downing, R. A., and H. C. Squirrell, 1965, On the red and green beds...
1968
Stratigraphy and Sedimentology of Jackfork Group, Arkansas
Robert C. Morris
AAPG Bulletin
.... Kuenen, Ph. H., 1958, Problems concerning source and transportation of flysch sediments: Geologie en Mijnbouw, v. 20, p. 329-333. Miser, H. D., 1921...
1971
Interpretation of Seismic Reflection, Gravity, and Magnetic Data Across Middle Proterozoic Mid-Continent Rift System, Northwestern Wisconsin, Eastern Minnesota, and Central Iowa
Val W. Chandler , Peter L. McSwiggen , G. B. Morey , William J. Hinze , R. R. Anderson
AAPG Bulletin
... propagating as a series of northeast-striking, en echelon half grabens, separated by northwest-striking scissor faults or accommodation zones. Ali, H. M...
1989
Methane in Columbia River Basalt Aquifers: Isotopic and Geohydrologic Evidence for a Deep Coal-Bed Gas Source in the Columbia Basin, Washington
Vernon G. Johnson , David L. Graham , Stephen P. Reidel
AAPG Bulletin
... basin, Washington: Richland, Washington, Rockwell Hanford Operations Report RHO-BW-SA-554P, 20 p. Hammer, A. A., 1934, Rattlesnake Hills gas field...
1993
Complex fracture development related to stratigraphic architecture: Challenges for structural deformation prediction, Tensleep Sandstone at the Alcova anticline, Wyoming
Christopher K. Zahm, Peter H. Hennings
AAPG Bulletin
... Geology, v. 13, p. 10371048, doi:10.1016/0191-8141(91)90055-N.Poole, R. W., and I. W. Farmer, 1980, Consistency and repeatability of Schmidt Hammer...
2009
Failure of cap-rock seals as determined from mechanical stratigraphy, stress history, and tensile-failure analysis of exhumed analogs
E. S. Petrie, J. P. Evans, and S. J. Bauer
AAPG Bulletin
..., GeoGebra, accessed December 10, 2013, http://www.geogebra.org/cms/en/M. Ingram, G. M., and J. L. Urai, 1999, Top-seal leakage through faults...
2014
Seismic-based identification and stage analysis of overlapped compound sedimentary units in rifted lacustrine basins: An example from the Bozhong sag, Bohai Bay Basin, China
Sen Li, Hongtao Zhu, Changgui Xu, Hongliu Zeng, Qianghu Liu, and Xianghua Yang
AAPG Bulletin
... [in Chinese with English abstract]: Earth Science-Journal of China University of Geosciences, v. 29, p. 513–517. Hammer, E., M. B. E. Mørk, and A. Næss...
2019
High-resolution hyperspectral-based continuous mineralogical and total organic carbon analysis of the Eagle Ford Group and associated formations in south Texas
Ahmed Alnahwi, Tobi Kosanke, Robert G. Loucks, James Greene, Xiuju Liu, and Paul Linton
AAPG Bulletin
..., Elsevier, 1176 p. Hammer, Ø., D. A. T. Harper, and P. D. Ryan, 2001, PAST: Paleontological statistics software package for education and data...
2020
Integrated reservoir characterization of enhanced oil recovery targets in mature basins: An example from the Tar Springs Formation, Rock Hill field, Illinois Basin, United States
Timothy C. Henderson, Kenneth D. Ridgway, Cliff T. Johnston, and Thomas A. Everett
AAPG Bulletin
... and hammer to produce a fresh, flat surface for analysis. All samples were analyzed under a low-vacuum mode without the use of metallic coatings...
2020
From outcrop to subsurface model—Large-scale fractured zones in Apulian platform carbonates (Maiella Mountains, Central Apennines, Italy)
Stefano Torrieri, Chadia Volery, Loï Bazalgette, and Christoph G. E. Strauss
AAPG Bulletin
..., if not, on photomosaics); (2) acquiring the UCS data with a Schmidt hammer; (3) SGR analysis by a portable core gamma logger; and, finally, (4) sampling...
2021
The Oil Fields of Russia: Chapter 6 - Well Casing
Arthur Beeby Thompson
Other Technical
.... When the riveting machine is scre\ved firmly into position, and a few blows from a light sledge-hammer have been applied over the blocks to ensure...
1908
Permian Shelf Calcrete, Shuttuck Member, Queen Formation (Southeast New Mexico) — Shelfal Expression of Middle Guadalupian Fall in Sea Level
J. Frederick Sarg
West Texas Geological Society
... discussion: Permian Basin Sec. Soc. Econ. Paleontologists and Mineralogists Pub: 72–14. Esteban, M.C., 1972, Presencia de caliche fosil en la base del...
1985