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The AAPG/Datapages Combined Publications Database
Showing 11,106 Results. Searched 200,636 documents.
Chemometric approach to charophyte preservation (Triassic Cerro Puntudo Formation, Argentina): paleolimnologic implications
Cecilia A. Benavente, José A. D'Angelo, Esteban M. Crespo, Adriana C. Mancuso
PALAIOS
... effect corrections are routinely accomplished using the PROZA Phi-Rho-Z matrix correction algorithm (e.g., Bastin et al. 1986; Bastin and Heijligers...
2014
The Geologic History of the Panuco River Valley and Its Relation to the Origin and Accumulation of Oil in Mexico
Earl A. Trager
AAPG Bulletin
... and imparts a dark-brown color to the sample. The character of the limestone, to the total depth to which it has been penetrated, does not change appreciably...
1926
A LATE ORDOVICIAN PLANKTIC ASSEMBLAGE WITH EXCEPTIONALLY PRESERVED SOFT-BODIED PROBLEMATICA FROM THE MARTINSBURG FORMATION, PENNSYLVANIA
MIKE B. MEYER, G. ROBERT GANIS, JACALYN M. WITTMER, JAN A. ZALASIEWICZ, KENNETH DE BAETS
PALAIOS
... (with zaf and Au-Pd coating corrections applied) using ThermoFisher Pathfinder software. Specimens were uncoated and unpolished on the hand sample...
2018
Magnetostratigraphy and Biostratigraphy of the Continental Paleocene of the Red Deer Valley, Alberta, Canada
J.F. Lerbekmo, T.D. Demchuk,, M.E. Evans, G.S. Hoye
CSPG Bulletin
..., J.R., McCabe, P.J. and Bosman, A. 1986. An evaluation of the coal resources of the Ardley coal zone to a depth of 400 m in the Alberta Plains area...
1992
Multi-Scale Integration of Mudstone Properties in Interbedded Reservoirs, Insights into Additional Criteria for Evaluating Unconventional Reservoirs: Examples from the Duvernay Formation (Alberta, Canada) and the Woodford Shale (Oklahoma, USA)
Henry Galvis-Portilla, Daniela Becerra-Rondon, Per Kent Pedersen, Roger M. Slatt
Unconventional Resources Technology Conference (URTEC)
... the accuracy, reliability, or timeliness of any information herein. All information is the responsibility of, and, is subject to corrections by the author...
2019
Chapter 5: Jurassic Silicic Volcanism and Associated Continental-arc Basin in Northwestern Colombia (Southern Boundary of the Caribbean Plate)
Carlos A. Zuluaga, Alejandro Pinilla, Paul Mann
AAPG Special Volumes
... samples they still have signs of weathering. Sample chips (200–500 g) were cleaned and trimmed to remove weathering surface and veins and crushed...
2015
Stratigraphy and Formation of Holocene Dolomitic Carbonate Deposits of the Coorong Area, South Australia
C. C. Von Der Borch
Journal of Sedimentary Research (SEPM)
... of magnesium is hypothesized to be from weathering of areally extensive Quaternary basic volcanics which occur in groundwater source areas marginal...
1976
Recent Marine Sediments and Environments of Northwest Gulf of Mexico
Norman N. Greenman , Rufus J. LeBlanc
AAPG Bulletin
...) deposits dip under late Recent sediments near coast. Prominent subsurface contact resulted from weathering and oxidation of Pleistocene deposits...
1956
Structural Geology, Cochas to Yauricocha, Central High Andes, Peru
Thomas S. Szekely
AAPG Bulletin
... zones decollement at depth may control the structural pattern. The age of the tectonism is early to middle Tertiary. Comparisons are shown between...
1969
Abstract: Mesozoic Stratigraphy - SW Margin of the Eromanga Basin
G. J. Ambrose, R. B. Flint
Petroleum Exploration Society of Australia (PESA)
... to the concept of a weathering event separating the two units on the southwestern basin margin. Firstly, the Algebuckina Sandstone is invariably kaolinised...
1982
ABSTRACT: GC-IRMS as a Potential Tool for the Determination of the Source of Hydrocarbons in Contaminated Soils and Waters
L.Mansuy, R.P.Philp, J.Allen, M.Kombrink
The Society for Organic Petrology (TSOP)
... difficult and sometimes unsuccessful since an oil spilled in the environment is quickly affected by the weathering processes and loses its characteristics...
1996
Reflections on the Interpretation of Heavy Mineral Analyses
Tj. H. Van Andel
Journal of Sedimentary Research (SEPM)
... modify the heavy mineral composition and limit the interpretation of the assemblage in terms of source area conditions: (1) weathering, (2) abrasion, (3...
1959
The Flotation Phenomenon--A By-Passing and Sorting Process: NOTES
Karl H. Wolf
Journal of Sedimentary Research (SEPM)
... of the soil is lateritic to bauxitic which has been formed by chemical weathering of sedimentary rocks, for example sub-graywackes. Some...
1961
Oriented Wave-Splash Fretwork in Sandstone: NOTES
Sam L. Agron
Journal of Sedimentary Research (SEPM)
... are present; the fretwork is present on the seaward (dip) slope of the second ridge back from the shoreline, and only on the upper part of the slope (fig. 2...
1963
Seismic Refraction Study on Sedimentary and Granitic Terrain
Samsudin Hj Taib
Geological Society of Malaysia (GSM)
... are found, scattering of the arrivals time are noticeable. This will affect the depth estimation. In areas where boulders are found in the weathering profile...
1997
Weathering of the Sioux Quartzite Near New Ulm, Minnesota: REPLY
George S. Austin
Journal of Sedimentary Research (SEPM)
...Weathering of the Sioux Quartzite Near New Ulm, Minnesota: REPLY George S. Austin 1971 Vol. 41 No. 2. (June), AUSTIN, G. S., 1970, Weathering...
1971
Possible Quartz Synthesis During Weathering of Quartz-free Mafic Rock, Jasper County, Georgia
Gene D. Robinson, Jr.
Journal of Sedimentary Research (SEPM)
...Possible Quartz Synthesis During Weathering of Quartz-free Mafic Rock, Jasper County, Georgia Gene D. Robinson, Jr. 1980 Vol. 50 No. 1. (March...
1980
Abstracts: Besa River Formation, Western Liard Basin, British Columbia; Geochemistry and Regional Correlations; #90173 (2015)
Filippo Ferri, Adrian Hickin, and David Huntley
Search and Discovery.com
... distinctive pale grey weathering siliceous siltstone which is tentatively correlated with the Fort Simpson Formation. A hand held gamma ray spectrometer...
2015
What Is the Role of Carbon Dioxide in Climate Change during Earth History? #110057 (2008)
Eric J. Barron
Search and Discovery.com
... weathering and burial of organic matter. On other time scales, climate change itself has a significant impact on plant productivity and burial of organic...
2008
PALEOSOLS AND ICHNOFOSSILS OF THE UPPER PENNSYLVANIAN LOWER PERMIAN MONONGAHELA AND DUNKARD GROUPS (OHIO, USA): A MULTI-PROXY APPROACH TO UNRAVELING COMPLEX VARIABILITY IN ANCIENT TERRESTRIAL LANDSCAPES
DANIEL I. HEMBREE, JARED J. BOWEN
PALAIOS
... with distinct Bk horizons and preserved surface (A or A/B) horizons, the depth of the top of the Bk horizon beneath the estimated top of the paleosol profile...
2017
Guidelines to Prevention of Slope Failure Related Disasters in Granitic Bedrock Areas of Malaysia
J. K. Raj
Geological Society of Malaysia (GSM)
... crops and grass. The failures have mainly involved weathered materials from morphological Zones I and II of the weathering profiles (or rock mass...
2003
Porosity Prediction in Sandstones Using Erosional Unconformities
G. Shanmugam
AAPG Special Volumes
... of poor replenishment of carbon dioxide, high amounts of total dissolved solids, and sluggish circulation. Depth of Weathering Meteoric waters in basins...
1990
Sedimentary Petrology and Mineral Chemistry, Woodlark Basin-Solomon Islands Offshore Region
Keith A. W. Crook, Gordon R. Taylor
Circum Pacific Council Publications
... and Kirst, 1975) that resulted from a submarine eruption at a depth >500 m (McBirney, 1963). The strong lamination may result from grain flow or liquefied...
1987
Origin and Development of Karstinselberge, with Particular Reference to Some South East Asian Evidence
C. R. Twidale
Geological Society of Malaysia (GSM)
... be explained by the changes in location and geometry of fractures with depth. Drogue and Bidaux (1992) suggest deep weathering beneath a planation surface...
2006
Petroleum geology of Carboniferous volcanic weathered crust in northern Xinjiang, China
Lianhua Hou, Chun Yang, Fan Yang, Xia Lou, Yanzhao Wei
CSPG Bulletin
... of the Carboniferous, these rocks were uplifted, underwent denudation and weathering, and then formed a weathered crust. All types of volcanic rocks might form...
2015