Welcome to the new Datapages Archives
Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.
AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.
Welcome to the new Datapages Archives
Search Results > New Search > Revise Search
The AAPG/Datapages Combined Publications Database
Showing 2,919 Results. Searched 195,387 documents.
Phosphatic and Non-Phosphatic Petroleum Source Rocks in the Western Canada Sedimentary Basin
H.L. Halbertsma
CSPG Special Publications
...Phosphatic and Non-Phosphatic Petroleum Source Rocks in the Western Canada Sedimentary Basin H.L. Halbertsma 1994 87 88...
1994
Siliceous Microfossil Extraction from Altered Monterey Rocks
C. O. Nelson, R. E. Casey
Pacific Section SEPM
... removed with both the gentle Hel and monosodium glutamate techniques. In thin section revealed only what appeared to be phosphatic microfossils (p...
1986
ABSTRACT: Barite Nodules in Bedded Barite Within Phosphatic Devonian Slaven Chert, Toquima Range, Central Nevada, by Karen K. Graber and Henry Chafetz; #91022 (1989)
Search and Discovery.com
1989
Abstract: Novaculitic Chert (Devonian-Mississippian) in the Southern Midcontinent: Organic-Rich Sedimentation and Palaeoceanography Along a Shelf-Rise Transect; #90309 (2017)
Kyrsti A. Cecil, Jack C. Pashin
Search and Discovery.com
... section and SEM/EDS analysis to characterize and interpret the chert from megascopic to nanoscopic scales. Abundant siliceous microfossils, phosphatic...
2017
Abstract: Novaculitic Chert (Devonian-Mississippian) in the Southern Midcontinent: Organic-Rich Sedimentation and Palaeoceanography Along a Shelf-Rise Transect; #90309 (2017)
Kyrsti A. Cecil, Jack C. Pashin
Search and Discovery.com
... section and SEM/EDS analysis to characterize and interpret the chert from megascopic to nanoscopic scales. Abundant siliceous microfossils, phosphatic...
2017
Abstract: Interbasinal Age Control of the Monterey Formation Based on Multi-discipline Age Models and Correlation of Key Facies to the Miocene Climatic Events; #91203 (2022)
Gregg Blake
Search and Discovery.com
...-resolution analysis of several key reference sections using a multi- discipline approach based on biochronology (benthic foraminifera, siliceous microfossils...
2022
Phosphatic Rocks on the Western Margin of South Africa
Gavin F. Birch
Journal of Sedimentary Research (SEPM)
... and containing microfossiliferous pebbles also commonly occur off Cape Town and west of Saldanha Bay. Phosphatic rocks comprising microfossils and a Fe...
1979
Preservational and morphological variability of assemblages of agglutinated eukaryotes in Cryogenian cap carbonates of northern Namibia
Lilly A. Dalton, Tanja Bosak, Francis A. Macdonald, Daniel J.G. Lahr, Sara B. Pruss
PALAIOS
... microbial laminites preserve more microfossils than thickly laminated microbial laminites although these two facies commonly interfinger and are interbedded...
2013
ABSTRACT: Sedimentary Structures and Depositional Environments of Diatomaceous Strata of Sisquoc Formation, Santa Maria Area, California, by Pedro C. Ramirez; #91038 (2010)
Search and Discovery.com
2010
Abstract: The Ordovician Toyen Shale, and its Eight Steps through diagenesis - an Overview; #90283 (2016)
Sven O. Egenhoff, Neil S. Fishman
Search and Discovery.com
...). The chalcedony-calcite 1 cemented microfossils are preserved inside of centimeter-scale phosphatic concretions, with phosphate mineralization representing...
2016
Phosphatic Pebbles from the Brightseat Formation of Maryland
John K. Adams, Johan J. Groot, N. William Hiller, Jr.
Journal of Sedimentary Research (SEPM)
... of fluorapatite. The analyses indicate that quartz, calcite, and pyrite also are present. ACID-INSOLUBLE MICROFOSSILS Fifty grams of phosphatic pebbles...
1961
Practical Value of Some Microfossils
Hans E. Thalmann
AAPG Bulletin
...Practical Value of Some Microfossils Hans E. Thalmann 1955 1196 1201 39 7. (July) A hundred years ago Christian Gottfried Ehrenberg published his...
1955
The Ordovician Tøyen Shale, and its Eight Steps through Diagenesis - An Overview, #51358 (2017).
Sven O. Egenhoff, Neil S. Fishman
Search and Discovery.com
...). The chalcedony-calcite 1 cemented microfossils are preserved inside of centimeter-scale phosphatic concretions, with phosphate mineralization representing...
2017
Abstract: Sedimentology and Paleoecology of Type Location of Kincaid Formation (Lower Midway Group, Paleocene), South-Central Texas, by E. C. Roy, Jr., J. H. McGowen; #90972 (1976).
Search and Discovery.com
1976
ABSTRACT: Application of Paleomagnetism for Absolute Age-Dating and Correlating in the Miocene Monterey Formation of California, by Sheraz M. Khan, R. S. Coe, J. A. Barron; #91003 (1990).
Search and Discovery.com
1990
Abstract: Paleoenvironments of the Tombigbee Sand Member of the Eutaw Formation (Upper Cretaceous) of Eastern Mississippi and Western Alabama, by E. A. Mancini and D. D. Soens; #90983 (1994).
Search and Discovery.com
1994
ABSTRACT: Constraints on end-Guadalupian seawater biogeochemistry from stable calcium isotopes, by Adam B. Jost; #90157 (2012)
Search and Discovery.com
2012
Sedimentation and Biostratigraphy of Osagean and Meramecian Starved Basin and Foreslope, Western United States
Charles A. Sandberg, Raymond C. Gutschick
Rocky Mountain Section (SEPM)
... micrite (lithofacies 10), almost devoid of microfossils, continued to be deposited for a short time. One other last vestige of phosphatic sedimentation...
1980
Carbonaceous and Phosphate-Rich Sediments of the Miocene Monterey Formation at El Capitan State Beach, California, U.S.A.
Cedric M. John,, Karl B. Follmi, Eric De Kaenel, Thierry Adatte, Philipp Steinmann, Christophe Badertscher
Journal of Sedimentary Research (SEPM)
... mg/cm2/yr); (2) a black marl unit including light-colored phosphatic laminae, lenses, and discrete particles (16.3-14.5 Ma; average TOC content 7.5...
2002
Stratigraphy and Microfauna of the Jurassic Fernie Group, Fernie Basin, S.E. British Columbia
I. Weihmann
CSPG Bulletin
.... No microfossils were observed. The dark grey brown, very fine silty shales overlie the dark grey partly phosphatic shales and appear as thin platy to papery...
1964
Natural Gamma-Ray Spectrometry of the Monterey Formation at Naples Beach, California: Insights into Lithology, Stratigraphy, and Source-Rock Quality
Kevin M. Bohacs, Jon R. Schwalbach
Pacific Section of AAPG
... phosphatic shales at Naples Beach span several million more years than the most enriched rocks at Point Pedernales (Bohacs, 1993); see also Hornafius...
1994
Origin of Dolomites in the Monterey Formation: Pismo and Huasna Basins, California
R. I. Kablanow, R. C. Surdam, D. Prezbindowski
Pacific Section SEPM
... (siliceous, calcareous, phosphatic, and siliciclastic). Each lithofacies contains dolomite as matrix, cements, concretions, replacement features...
1984
New Method for Study of Calci-Phosphatic Pellets
Paul Tasch
Journal of Sedimentary Research (SEPM)
...New Method for Study of Calci-Phosphatic Pellets Paul Tasch 1959 Vol. 29 No. 1. (March), Hydrofluoric acid treatment of opaque calci-phosphatic...
1959
Distribution, Microfauna, and Source-Rock Potential of Mississippian Delle Phosphatic Member of Woodman Formation and Equivalents, Utah and Adjacent States
Charles A. Sandberg, Raymond C. Gutschick
Rocky Mountain Association of Geologists
..., and replacements of other microfossils and of megafossil fragments. The next most common lithology is dark-gray phosphatic micritic limestone (PI. 1...
1984
The Impact of Hydrodynamics, Authigenesis, and Basin Morphology On Sediment Accumulation In An Upwelling Environment: The Miocene Monterey Formation At Shell Beach and Mussel Rock (Pismo and Santa Maria Basins, Central California, U.S.A.)
Karl B. Föllmi, Patrick Thomet,, Samuel Lévy,,† Eric De Kaenel, Jorge E. Spangenberg, Thierry Adatte, Richard J. Behl, Robert E. Garrison
Journal of Sedimentary Research (SEPM)
..., the phosphatic particles and clasts are often covered by single or multiple phosphatic coatings (Fig. 13). Other particles like glauconite grains and microfossils...
2017