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The AAPG/Datapages Combined Publications Database
Showing 2,422 Results. Searched 196,426 documents.
Nature and Significance of the Diachronous Contact Between the Hazelton and Bowser Lake Groups (Jurassic), North-central British Columbia
C. A. Evenchick, T. P. Poulton, V. J. McNicoll
CSPG Bulletin
... with light coloured ash laminae. Location is shown in Figs. 7, 8A; hammer is 33 cm long. On the southeast side of the dome, Buchia sp. (probably Late...
2010
The Sedimentation of Westphalian (Ammanian) Measures in the Little Haven-Amroth Coalfield, Pembrokeshire
P. F. Williams
Journal of Sedimentary Research (SEPM)
... chart, Jenkins, 1962, Plate 5, opp. p. 96). The present paper describes the principal facies types, sequences, sedimentary environments, and paleocurrents...
1968
Bottom-sampling Apparatus: Part 7. Methods of Study
Jack L. Hough
AAPG Special Volumes
... cantidades de sedimentos transportados por los rios," Irrigacion en Mexico, Vol. 14 (1937), pp. 206-23. 2. EAKIN, H. M., "Diversity of Current...
1939
Pennsylvanian and Permian Eolian Sandstone Facies, Northern Colorado and Southeastern Wyoming
Edwin K. Maughan, Thomas S. Ahlbrandt, William Crick, Anne Kelly, Paul L. Tromp
Rocky Mountain Section (SEPM)
..., eastern Wyoming: U.S. Geological Survey Oil and Gas Investigations Chart OC-44. Mallory, W. W., 1972, Pennsylvanian arkose and the ancestral Rocky...
1985
Deconvolving Signals of Tectonic and Climatic Controls From Continental Basins: An Example From the Late Paleozoic Cumberland Basin, Atlantic Canada
Jonathan P. Allen,, Christopher R. Fielding, Michael C. Rygel, Martin R. Gibling
Journal of Sedimentary Research (SEPM)
... but vertically offset channel bodies; a second channel margin is observed to the right (black arrow). Hammer (circled) is 0.28 m. Ragged Reef...
2013
Investigation of Surficial Structural Geology of Portions of Beckham, Custer, Roger Mills, and Washita Counties, Oklahoma
Pamela Jean Zabawa
Oklahoma City Geological Society
... and in the subsurface is shown in figure 3. Figure 3. Generalized Stratigraphic Chart for Central Anadarko Basin End_Page 252...
1979
FROM OPEN ESTUARY TO MEANDERING RIVER IN A GREENHOUSE WORLD: AN ECOLOGICAL CASE STUDY FROM THE MIDDLE EOCENE OF HELMSTEDT, NORTHERN GERMANY
WALTER RIEGEL, OLAF K. LENZ, VOLKER WILDE
PALAIOS
... years (e.g., Hammer¨ Schiemann 1998; Riegel et al. 1999, 2003; Lenz 2005). The section in Figure 4 was exposed in September 1995, and measured...
2015
Stratigraphic architecture and fluvial interpretations of the Upper Cretaceous (Turonian?) Middendorf Formation, Chesterfield County, South Carolina, U.S.A.
Christopher S. Swezey, Bradley A. Fitzwater,, G. Richard Whittecar
Journal of Sedimentary Research (SEPM)
..., Correlation Chart Series, 1 sheet. Berry, E.W., 1910 a , A Cretaceous Lycopodium: American Journal of Science, Series 4, v . 30, p . 275– 276. Berry, E.W....
2023
Stratigraphy and Sedimentology of Pleistocene and Holocene Carbonate Eolianites, Kaua'i, Hawai'i, U.S.A.
Charles T. Blay, Mark W. Longman
Special Publications of SEPM
... Column width represents grain size estimated using a lOx hand lens and transparent grain size comparison chart Paleowind lens and transparent grain...
2001
Depositional Settings of the Chalk Hills and Glenns Ferry Formations West of Bruneau, Idaho
Larry T. Middleton, Michael L. Porter, Peter G. Kimmel
Rocky Mountain Section (SEPM)
...-stratified silts. Chalk Hills Formation, Horse Hills area, Idaho (Sec. 31 T7S R6E). Hammer is 30 cm (11.8 in). Horizontally Stratified Sand Facies...
1985
Marine to Non-Marine Transitional Deposits in the Frasnian Catskill Clastic Wedge, South-Central New York
A. Halperin, J. S. Bridge
Dallas Geological Society
... and Devonian Rocks of New York State: New York State Museum and Science Service, map and chart series no. 24 Sevon, W.D., 1985. Nonmarine facies...
1988
Taphonomic analyses of an early Eocene Litolophus (Perissodactyla, Chalicotherioidea) assemblage from the Erlian Basin, Inner Mongolia, China
Bin Bai, Yuanqing Wang, Jin Meng, Xun Jin, Qian Li, Ping Li
PALAIOS
... the program PAST, which uses an equal area and 36 bins to produce a mirror-image rose diagram spanning 360u (Hammer and Harper, 2006). The Voorhies...
2011
The Triassic Jurassic boundary carbon-isotope excursions expressed in taxonomically identified leaf cuticles
Karen L. Bacon, Claire M. Belcher, Stephen P. Hesselbo, Jennifer C. McElwain
PALAIOS
... for by each axis was also generated; the higher the eigenvalue (on a 0 to 1 scale) and the greater the percent variation, the more important the axis (Hammer...
2011
Potential Reservoir Facies in the Nanushuk Formation (Albian-Cenomanian), Central North Slope, Alaska: Examples from Outcrop and Core
David L. LePain, Russell Kirkham
Special Publications of SEPM
... stratification in fine-grained sandstone at approximately 675 feet. Note hammer for scale - handle is 13 inches long. F. Swaley cross stratification in middle...
2001
Taphonomic dynamics of lacustrine ostracodes on San Salvador Island, Bahamas: High fidelity and evidence of anthropogenic modification
Andrew V. Michelson, Lisa E. Park
PALAIOS
... metric using PAST v. 1.91H (Hammer et al., 2001) to determine which death assemblages were most similar. Oneway Analysis of Similarity (ANOSIM...
2013
Predicting rock strength variability across stratigraphic interfaces in caprock lithologies at depth: Correlation between outcrop and subsurface
Elizabeth S. Petrie, Tamara N. Jeppson, James P. Evans
Environmental Geosciences (DEG)
... for a georeferenced interpretation of fracture orientation, length, fracture termination, and fracture interactions. An N-type Schmidt hammer was used to collect...
2012
Taphonomic variability of fossil insects: A biostratinomic study of Palaeontinidae and Tettigarctidae (Insecta: Hemiptera) from the Jurassic Daohugou Lagerstätte
Bo Wang, Haichun Zhang, Edmund Aleksander Jarzembowski, Yan Fang
PALAIOS
... in PAST 2.13 (Hammer et al., 2001). A chi-square contingency test was used to compare the frequency distributions of numbers of specimens in each...
2013
Paleoecologic analysis of edrioasteroid (Echinodermata) encrusted slabs from the Chesterian (Upper Mississippian) Kinkaid Limestone of southern Illinois
René A. Shroat-Lewis, Emily N. Greenwood, Colin D. Sumrall
PALAIOS
... by PAST: Paleontological statistics software package for education and data analysis (Hammer et al. 2001). The vector mean direction is given by: P...
2019
Experimental taphonomy of freshwater diatoms: discriminating between chemical and physical causes of frustule fragmentation
Gabriela S. Hassan, Marisel C. Diaz
PALAIOS
... S EXPERIMENTAL DIATOM FRAGMENTATION 127 FIG. 1.—Schematic flow chart of the methodology followed in the fragmentation experiments. All experiments...
2023
Marine to Non-Marine Transitional Deposits in the Frasnian Catskill Clastic Wedge, South-Central New York
A. Halperin, J. S. Bridge
CSPG Special Publications
... and Devonian Rocks of New York State: New York State Museum and Science Service, map and chart series no. 24 Sevon, W.D., 1985. Nonmarine facies...
1988
Bryozoan-Algal Patch-Reefs In The Upper Permian Lower Magnesian Limestone Of Yorkshire, Northeast England'
Denys B. Smith
Special Publications of SEPM
... dolomite hillside Maltby high B Details showing interlocking masses of bryozoan biol ithite the hammer center right is 0 35 meter long FIG A 6...
1981
The Silurian-Devonian Disconformity in Southern Ontario
David R. Kobluk, S. George Pemberton,, Marika Karolyi and Michael J. Risk
CSPG Bulletin
... joint similar in size, form and origin to that in (A) above. First Pleistocene reef terrace at Discovery Bay, Jamaica. Hammer for scale. C) Solution...
1977
Late Paleozoic Syn- and Post-Rift Sequences on Grinnell Peninsula, Canadian Arctic (Sverdrup Basin): Evidence for Basin Margin Tectonic Disturbances Associated with Sequence Boundaries
Benoit Beauchamp, Pierre Theriault
CSPG Special Publications
... are present in the study area and are described below. Figure 2. Schematic stratigraphic chart showing Carboniferous and Permian sequences (1 to 8...
1994
Sedimentological characterisation of sea bottom samples collected offshore Muara and Tutong, Brunei Darussalam
Norhanizan Zaini, Antonino Briguglio, Sulia Goeting, Amajida Roslim, László Kocsis
Geological Society of Malaysia (GSM)
... Analyses function of PAST 3.26 (Hammer et al., 2001) were used to calculate re-occurring cycles, their probability and standard deviations (Table 2). Only...
2020
Stratigraphy and Facies Analysis of the Eastern Uinta Mountain Group, Utah-Colorado Border Region
Laura D. De Grey, Carol M. Dehler
Utah Geological Association
... and trough cross-bedded facies association. A) Very typical troughs in 3 dimensions. Shasta (dog, ~2.5 feet tall) for scale. B) Trough cross-beds. Rock hammer...
2005