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The AAPG/Datapages Combined Publications Database
Showing 2,925 Results. Searched 195,689 documents.
Evolution of the Tertiary La Honda Basin, Central California
Richard G. Stanley
Pacific Section of AAPG
... Member consists of dark-brown to black, phosphatic, organic-rich shale that was deposited in low-oxygen environments at lower middle bathyal to abyssal...
1990
Pennsylvanian System of the Mid-Continent
Carl C. Branson
AAPG Special Volumes
..., Oklahoma: Oklahoma Geol. Survey Bull. 57, 184 p. Wilson, L. R., and Hoffmeister, W. S., 1958, Plant microfossils in the Cabaniss coals of Oklahoma...
1962
Organic Carbon Burial and Phosphogenesis in the Antler Foreland Basin: An Out-of-Phase Relationship During the Lower Mississippian
Matthew R. Saltzman
Journal of Sedimentary Research (SEPM)
... shelf (Delle Phosphatic Member). The 13C excursion, which appears global in scope, is marked by peak values of +7.3‰ in western Wyoming, which...
2003
Unconformities in Upper Cretaceous Series of Texas
Lloyd W. Stephenson
AAPG Bulletin
... re-worked in the base of an overlying formation. 2. A thin layer of phosphatic nodules and phosphatic fossil casts of organisms. This layer...
1929
Aquifer Mineralogy and Natural Radionuclides in Groundwater - The Lower Paleozoic of Central Texas
Yongje Kim , Thomas T. Tieh , Ernest B. Ledger
GCAGS Transactions
.... Fission-track imaging shows that U occurs predominantly in: (1) phosphatic fossil fragments and intraclasts, especially in the Cap Mountain; (2) thin...
1995
Synsedimentary Lacustrine Phosphorites from the Pliocene Glenns Ferry Formation of Southwestern Idaho
Krystyna Swirydczuk, Bruce H. Wilkinson, Gerald R. Smith
Journal of Sedimentary Research (SEPM)
... R. Smith 1981 Vol. 51 No. 4. (December), Numerous laterally extensive, thin fresh-water lacustrine phosphatic horizons characterize nearshore facies...
1981
Cretaceous to Pleistocene Stratigraphy and Paleogeography, Northern Yukon and Northwestern District of Mackenzie
James Dixon
CSPG Bulletin
.... The mid-Cretaceous flysch and phosphatic ironstone sequence, northern Richardson Mountains, Yukon Territory. Geological Survey of Canada, Paper...
1986
The Belloy Formation (Permian), Peace River Area, Northern Alberta and Northeastern British Columbia
I. H. Naqvi
CSPG Bulletin
... phosphatic chert-conglomerates, and frequent facies changes, suggest many transgressive and regressive sedimentation phases during the Permian time. Rocks...
1972
Revisiting the origins of Clayton sand bodies at the K-Pg transition, Moscow Landing, western Alabama: stratigraphic relations, sedimentology, and ichnology
Charles E. Savrda
PALAIOS
... quartz), age-diagnostic microfossils, and/or geochemical signals (e.g., Officer and Drake 1983; Pospichal et al. 1990; Rodr´guez-Tovar and Uchman 2006...
2018
Interpretation of the Silurian Diana Limestone, Toquima Range, Central Nevada, and Its Paleogeographic Implications: Evidence from Mixed Conodont Faunas, Carbonate Petrology, and Stratigraphic Relationships
W. Britt Leatham
Pacific Section SEPM
... the subjacent Antelope Valley, he designated a thin, lenticular, phosphatic grainstone as a "key marker" between the two formations and suggested...
1991
Modern Approaches in Source-Rock Evaluation
Douglas W. Waples
Rocky Mountain Association of Geologists
... kerogen particles, usually recognizable microfossils. The techniaue is probably more subjective than vitrinite reflectance, but makes maximum use...
1984
Facies and Sequence Stratigraphy of the Nanushuk River Section, Carboniferous Lisburne Group, Central Brooks Range, Alaska
Jesse Garnett White
West Texas Geological Society
... Professional Paper 884, 29 p. Armstrong, A.K., and B.L. Mamet, 1977, Carboniferous Microfacies, Microfossils, and Corals, Lisburne Group, Arctic Alaska: USGS...
2008
THE STRATIGRAPHY OF SINCO FIELD
ERIMAR VON DER OSTEN
Asociación Venezolana de Geología, Minería y Petróleo (AVGMP)
... and microfossils it has yielded. The middle sandy portion of the Escandalosa formation constitutes one of the two oil-bearing horizons of Sinco field...
1966
Outline of Diagenesis in the Monterey Formation Examined Laterally Along the Santa Barbara Coast, California
Caroline M. Isaacs
Pacific Section of AAPG
... and diatomaceous, whereas rocks at Gaviota Beach are predominantly hard and porcelaneous. None-theless, the complex sequence of calcareous, phosphatic...
1981
Stratigraphy of the Lower Triassic Dinwoody Formation in the Wind River Basin Area, Wyoming
Richard A. Paull, Rachel K. Paull
Wyoming Geological Association
... shale. Variable amounts of carbonate, sandstone, gypsum, and claystone are also present. Marine bivalves, gastropods, phosphatic brachiopods (Lingula...
1993
Mississippian Dolomites from Lisburne Group, Killik River, Mount Bupto Region, Brooks Range, Alaska
Augustus K. Armstrong
AAPG Bulletin
... above the base and are composed of dark-gray phosphatic dolomite with nodular dark-gray chert in beds 1-3 ft thick. Some beds have zones...
1970
High-Resolution Dating of Cenozoic Sediments from Northern North Sea Using 87Sr/86Sr Stratigraphy
Y. Rundberg , P. C. Smalley
AAPG Bulletin
... or phosphatic fossil material. Because the fossil need not be biostratigraphically important, a sufficient sample usually can be obtained from most marine...
1989
Chapter 5: Parasequences
K. M. Bohacs, O. R. Lazar, T. M. Demko
AAPG Special Volumes
..., pyrite, and dolomite nodules are more common in more proximal areas, whereas phosphatic and chert nodules tend to occur in distal areas (e.g., Kastner et...
2022
Stratigraphy of the West Side Southern San Joaquin Valley
Charles D. Foss, Robert Blaisdell
Pacific Section of AAPG
... in the Button Bed sands. The Molluscan assemblages, referable to the Molluscan “Turritellaocoyana” zone, as well as some of the microfossils found...
1968
Lithologies of the Basement Complex (Devonian and Older) in the National Petroleum Reserve Alaska
Julie A. Dumoulin
Special Publications of SEPM
... in the Simpson area; these strata contain microfossils indicating a Phanerozoic age. 2) In the Barrow area, dark, organic-rich siliceous argillite...
2001
Dolomites in Organic-Rich Muds of the Peru Forearc Basins: Analogue to the Monterey Formation
LaVerne D. Kulm, Erwin Suess, Todd M. Thornburg
Pacific Section SEPM
... lithification by carbonate cementation. Fish debris and microfossils comprise as much as 11? of some dolomicrites and much higher percentages...
1984
The Role of Microbial Activity In the Generation of Lower Cretaceous Mixed FE-Oxide–phosphate Ooids from the Provençal Domain, French Maritime Alps
Luca Barale, Anna D'atri, Luca Martire
Journal of Sedimentary Research (SEPM)
..., and Young, B.R., 1980, Phosphatic öoids in the Upper Lias (Lower Jurassic) of central England: Geological Society of London, Journal, v. 137, p. 731...
2013
Cambrian Phoscrete Profiles, Coated Grains, and Microbial Processes in Phosphogenesis: Georgina Basin, Australia
Peter N. Southgate
Journal of Sedimentary Research (SEPM)
... No. 3. (May), Middle Cambrian phoscrete profiles occurring within phosphatic carbonates that surround the phosphate deposits of the Georgina Basin...
1986
Origin of Uraniferous Phosphatic Beds in Wilkins Peak Member of Green River Formation, Wyoming
L. V. Mott , J. I. Drever
AAPG Bulletin
...Origin of Uraniferous Phosphatic Beds in Wilkins Peak Member of Green River Formation, Wyoming L. V. Mott , J. I. Drever 1983 70 82 67 1. (January...
1983
CambrianOrdovician Sedimentary Rocks of Alaska
Julie A. Dumoulin, Anita G. Harris
AAPG Special Volumes
... limestone, with local ooids, edgewise and boulder conglomerate, and phosphatic horizons, and likely formed in a platform-margin setting. Trilobites...
2012