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The AAPG/Datapages Combined Publications Database
Showing 18,435 Results. Searched 200,630 documents.
Authigenesis of Impact Spheroids in the K/T Boundary Clay from Italy: New Constraints for High-Resolution Stratigraphy of Terminal Cretaceous Events
Alessandro Montanari
Journal of Sedimentary Research (SEPM)
..., causing reduction and leaching of iron and dissolution of the top surface of the calcareous o ze. The suppression of biogenic calcium carbonate...
1991
Using Petrography and Geochemistry to Determine the Origin and Formation Mechanism of Calcitic Plant Molds; Rhizolith or Tufa?
Cynthia M. Liutkus
Journal of Sedimentary Research (SEPM)
..., Algae, contributors to the formation of calcareous tufa, Mono Lake, California: Journal of Sedimentary Petrology, v. 34, p. 309–319. Scholle, P.A....
2009
MACROSCOPIC STRUCTURES IN THE 1.1 Ga CONTINENTAL COPPER HARBOR FORMATION: CONCRETIONS OR FOSSILS?
ROSS P. ANDERSON, LIDYA G. TARHAN, KATHERINE E. CUMMINGS, NOAH J. PLANAVSKY, MARCIA BJØRNERUD
PALAIOS
... of life. Recently, however, eukaryotic microfossils from a putative terrestrial lake system characterized by intermittent subaerial exposure—the 1.2...
2016
Aragonite-Cemented Sandstone from Outer Continental Shelf Off Delaware Bay: Submarine Lithification Mechanism Yields Product Resembling Beachrock
Robert C. Allen, Eliezer Gavish , Gerald M. Friedman , John E. Sanders
Journal of Sedimentary Research (SEPM)
... States and the Congo submarine valley: Geol. Soc. America Spec. Papers 7, 101 p. WOLF, K. H., l965a, Gradational sedimentary products of calcareous algae...
1969
Lower Cretaceous-Upper Jurassic Stratigraphy of Umm Shaif Field, Abu Dhabi Marine Areas, Trucial Coast, Arabia
F. T. Banner , G. V. Wood
AAPG Bulletin
... stratigraphique international: v. III. Asie fasc. 10a (Iraq), 333 p. Elliott, G. F., 1957, New calcareous algal floras from the Arabian Peninsula...
1964
Variability in Geochemical Provenance and Weathering History of Sirius Group Strata, Transantarctic Mountains: Implications for Antarctic Glacial History
Sandra Passchier
Journal of Sedimentary Research (SEPM)
..., p. 1059-1067. BARRETT, P.J., BLEAKLEY, N.L., DICKINSON, W.W., HANNAH, M.J., AND HARPER, M.A., 1997, Distribution of siliceous microfossils on Mount...
2004
Pressure solution in chalk
M. Safaricz, I. Davison
AAPG Bulletin
... than 5 mm (0.2 in.) are exhibited. Their thickness ranges from 1 mm (0.04 in.) to 15 cm (6 in.). Normally, a strong concentration of microfossils, weakly...
2005
Heterogeneity of the transgressive systems tract of the Eagle Ford Formation, Val Verde County, Texas
Victoria Chevrot and Raphaël Gottardi
AAPG Bulletin
... described as “argillaceous wackestones” (Frébourg et al., 2016), “organic-rich calcareous mudstone” (Donovan et al., 2012, 2016), “organic-rich mudrock...
2022
Back-Barrier Response to Sea-Level Rise, Eastern Shore of Virginia
Kenneth Finkelstein, Marie A. Ferland
Special Publications of SEPM
....-FORAMINIFERA 1 OF THE BACK-BARRIER COMPLEX Calcareous Species Agglutinated Species Ammonia beccarii (LinnC) Ammoastutu salsa (Cushman...
1987
The Significance of Palynofloral Assemblages from the Lower Cretaceous McMurray Formation and Associated Strata, Surmont and Surrounding Areas in North-central Alberta
Graham Dolby, Thomas D. Demchuk, John R. Suter
AAPG Special Volumes
... are devoid of calcareous and siliceous microfossils (i.e., foraminifera, nannofossils, diatoms/radiolarians, and silicoflagellates) as well as being...
2013
Structure, Stratigraphy, and Hydrocarbons Offshore Southern Kalimantan, Indonesia
William F. Bishop
AAPG Bulletin
...-marine, calcareous shale with interbeds of fine-grained, quartzose sandstone. Continued transgression led to deposition of the massive "CD Limestone...
1980
THE LAGUNILLAS FORMATION IN CENTRAL LAKE MARACAIBO, ZULIA
B. J. Szenk
Asociación Venezolana de Geología, Minería y Petróleo (AVGMP)
... to the Bachaquero member and 1076 feet to the Lagunillas member. Lagunillas Sand Unit (303 feet) White, light-gray and brown sandstones frequently calcareous...
1959
The occurrence of chitinoidellids in palynological residues from the Ammonitico Rosso Formation (Tithonian), Spain
Gloria Andreini, Nicoletta Buratti, Simonetta Cirilli
PALAIOS
..., Cadosinidae, Stomiosphaeridae, Calcisphaerulidae and other microfossils from the Western Carpathians: Geologicky Sbornık Geologica ´ ´ Carpathica, v...
2009
The Middle to Upper Miocene Carbonate Complex of Níjar, Almería Province, Southeastern Spain
Carol Mankiewicz
Special Publications of SEPM
... in association with Portes. The green calcareous alga Halimeda and the coralline alga Mesophyllum seem to have colonized the reef slope. Syndepositional...
1996
A Brief Account of the Geology and of Hydrocarbon Exploration in Bangladesh
M. A. Maroof Khan
Southeast Asia Petroleum Exploration Society (SEAPEX)
... and they are generally found in conglomerate. Microfossils in the form of pollen and spores, forminifera and hysterichosphaerids are abundant in shale...
1980
Frontier Formation Along the Eastern Margin of the Big Horn Basin, Wyoming
L. D. Hunter
Wyoming Geological Association
... to collect microfossils. Previous Investigations The name Frontier was applied to strata in western Wyoming, near the town of Frontier, by Knight in a paper...
1952
Geology of the Proposed Camp Pendleton LNG Site San Diego County, California
Richard Berggreen
Pacific Section of AAPG
... overlying the San Onofre Breccia is the Monterey Formation. Microfossils in the area indicate an age of middle to upper Miocene (Ehlig, 1977). Exposures...
1979
Ancient Carbonate Platform Margins, Slopes and Basins
Harry E. Cook
Special Publications of SEPM
... a pen-platform carbonate. It consists dominately of shoal-water, plat- form derived lime muds with minor amounts of pelagic microfossils...
1983
Effects of Bioturbation on Sediment Properties
A. A. Ekdale, R. G. Bromley, S. G. Pemberton
Special Publications of SEPM
..., in the Bahamas) as well. Bryant (1977) recovered a deep-sea echiuran worm within its burrow in a box core of abyssal calcareous ooze. Its gut contained...
1984
Niobrara Biogenic Natural Gas in the Eastern DJ Basin, Colorado, Kansas, and Nebraska
Bruce S. Kelso, Joseph D. Stewart, Kori K. Norberg, Thomas A. Hewett
Rocky Mountain Association of Geologists
...), and other microfossils such as planktonic foraminifers. These chalk beds typically have high porosity (30-45%) and low permeability (<0.1 md) (Scholle...
2006
The Impact of Differential Subsidence Rates in Shallow Water Carbonate Reservoir Quality: An Example from the East Java Basin, Indonesia
Adam Zeiza, Stefaan Van Simaeys, Frank Musgrove, Rizky Sekti, Fikril Hakiki
Indonesian Petroleum Association
... absence of age-indicative planktonic calcareous microfossils. However, the revision and calibration of the larger foraminifera letter stages in SE...
2012
Age and Correlation of the Cretaceous Hornbrook Formation, California and Oregon
W. V. Sliter, D. L. Jones, C. K. Throckmorton
Pacific Section SEPM
... a , to Grave Creek in Jackson County, Oregon (Fig. 1). Megafossils and microfossils indicate that the Hornbrook Formation ranges in age from'middle Albian...
1984
Lime Peak Reef Complex, Norian Age, Yukon
R. Pamela Reid
CSPG Special Publications
.... 5A). Figure 5. Positive thin section prints of biohermal and inter-reef limestone. A — Biohermal bindstone composed of calcareous sponges (sp) coated...
1988
Late Oligocene and Early Miocene Planktic Foraminifera from the Temburong Formation, Tenom, Sabah
Junaidi Asis, Muhd Nur Ismail Abdul Rahman, Basir Jasin, Sanudin Tahir
Geological Society of Malaysia (GSM)
... mainly of a flysch deposit, with common intercalations of slightly calcareous pelagic shale (Hutchison, 2005). Wilson (1964) has described turbidite...
2015
Paleogeography, Paleoecology, and Biostratigraphy of Upper Paleocene to Middle Eocene Units of the Tyee Basin, Southwest Oregon
Elisabeth Brouwers, Louie Marincovich Jr., In-Chang Ryu, Alan Niem
Pacific Section SEPM
...- and microfossils, helps to decide whether the basalts have a marginal rift or accreted oceanic plateau origin. This study provides a preliminary analysis...
1995