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The AAPG/Datapages Combined Publications Database
Showing 18,433 Results. Searched 200,619 documents.
Fragment or broken? Improving the planktonic foraminifera fragmentation assessment
Jaime Yesid Suarez-Ibarra, Cristiane Fraga Frozza, Sandro Monticelli Petro, Maria Alejandra Gomez Pivel
PALAIOS
... for the samples was determined by weight loss after reaction with 10% hydrochloric acid (HCl) at the Calcareous Microfossils Laboratory of the Federal...
2021
The Calcites of Shale Plays: Why Moving Beyond Quantitative Mineralogy Will Improve Project Economics
Bruce Hart
Unconventional Resources Technology Conference (URTEC)
... of several to many 10s of meters. The tests of intact planktonic foraminifera form silt-size particles that can be found as isolated microfossils...
2014
Structure and Stratigraphy of Late Cretaceous and Paleogene Rocks at Sea Ranch, Near Gualala, California
Thomas C. MacKinnon
Pacific Section SEPM
... . . .\ LL W O C (0 DC c < 0 E 0) O B C 5 % 18 red-weathering mudstone G D C G 9% 3 4 4 % 36 4 % G D 35 Lower Eocene microfossils in red...
1998
Paleomagnetism of the Monterey (Miocene) and Fernando (Pliocene-Pleistocene) Formations, Balcom Canyon, Ventura Basin, California
Joseph C. Liddicoat
Pacific Section SEPM
... neritic Venturian, Wheelerian, and Hallian microfossils. The sandstones have sedimentary structures that are typical of turbidites, and a columnar section...
2001
Malossa Field: A Deep Discovery in the Po Valley, Italy
G. Errico, G. Groppi, S. Savelli, G. C. Vaghi
AAPG Special Volumes
... with euxinic environments in which black argillitic-calcareous rocks of varied thickness were deposited. With the continuation of the rifting, the sediments...
1980
Micropaleontologic Proxies for Sea-Level Change and Stratigraphic Discontinuities
Hilary Clement Olson, R. Mark Leckie
Special Publications of SEPM
..., and on carbonate platforms can be interpreted using the tools of marine micropaleontology. Microfossils provide chronostratigraphic control and a wealth...
2003
Calcified Algae as Sediment Contributors to Early Paleozoic Limestones: Evidence from Deep-Water Sediments of the Cow Head Group, Western Newfoundland
Mario Coniglio, Noel P. James
Journal of Sedimentary Research (SEPM)
...--diagenetic microfossils from calcification of coccoid blue-green algae: Jour. Sed. Petrology, v. 54, p. 948-971. PRATT, B. R., AND JAMES, N. P., 1982a...
1985
Chapter IV - Field Guide to the Monterey Formation Outcrops at Shell Beach and Point Buchon, Pismo Basin, California
Jon R. Schwalbach, Kevin M. Bohacs
Pacific Section SEPM
... m of calcareous-phosphatic facies. About 125 m of phosphatic shale and dolomite were measured for the lower unit in this study. Numerous areas...
1992
Temporal and Spatial Distribution of Ice-Rafted Mineral Grains in Pliocene Sediments of the North Atlantic: Implications for Late Cenozoic Climatic History
Richard Z. Poore
Special Publications of SEPM
... 147 EARLY EOCENE 111 FIG I Stratigraphic CORE 6 key microfossils and ice rafted mineral grains in Berggren 1974 distribution of modified from...
1981
The Tarakan Basin, East Kalimantan: Proven Neogene Fluvio-Deltaic, Prospective Deep-Water and Paleogene Plays in a Regional Stratigraphic Context
Stephen Noon, John Harrington, Herman Darman
Indonesian Petroleum Association
.... Indonesian Petroleum Association. Martini, E., 1971. Standard Tertiary and Quaternary calcareous nannoplankton zonation. In: Farinacci, A. (ed.), Proc.II...
2003
Chronostratigrahy of the Continental Slope -- An Historic Overview
Doris M. Curtis
GCAGS Transactions
..., Biostratigraphy of Cenozoic marine sediments by calcareous nannofossils: Micropaleontology, v. 24, p. 44-60. Busch, D. A., 1953, The significance of deltas...
1986
Cretaceous Paleogeography along the Eastern Margin of the Western Interior Seaway, Iowa Southern Minnesota, and Eastern Nebraska and South Dakota
Brian J. Witzke, Greg A. Ludvigson, James R. Poppe, Robert L. Ravn
Rocky Mountain Section (SEPM)
..., and stranding of sediment from eastern clastic sources permitted the accumulation of calcareous microfossils to exceed detrital influx across much...
1983
Pelagic and Hemipelagic Sedimentation in Active Margin Basins
Robert E. Garrison
Pacific Section SEPM
... are calcareous microfossils of unknown taxonomic affinity (Vincent et al., 1980), and an apparent geologic range of Late Jurassic to Early Cretaceous...
1981
Carbon Isotope Fluctuations in Cretaceous Pelagic Limestones: Potential Stratigraphic and Petroleum Exploration Tool
Peter A. Scholle , Michael A. Arthur
AAPG Bulletin
..., 1975, Oxygen and carbon isotope analyses of Tertiary and Cretaceous microfossils from Shatsky Rise and other sites in the North Pacific Ocean...
1980
Sequence Stratigraphy of the Eagle Ford (Boquillas) Formation in the Subsurface of South Texas and Outcrops of West Texas
Art D. Donovan, T. Scott Staerker
GCAGS Transactions
... Cenomanian age interpretation from preliminary biostratigraphic analysis is shown as a yellow dot. Note that facies B contains organic-rich calcareous...
2010
Conclusions
Robert. W Scott
Special Publications of SEPM
... that conditions varied across the ramp and from time Coogan, 1977) are commonly present. Calcareous al- to time. gae are present in small amounts: Polystrata...
1990
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
..., it is described as a very fine-grained carbonate composed of calcareous nannofossils, mainly coccoliths (Fig. 3), and other microfossils...
2006
Chapter 17: 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
... as a very fine-grained carbonate composed of calcareous nannofossils, mainly coccoliths (Fig. 3), and other microfossils such as planktonic...
2011
Stratigraphy of the Wilcox Sands of Zapata County, Texas
Jas. G. Joyce
GCAGS Transactions
... lignitic shales with interbedded fine grained, sub-rounded, micaceous sands with some calcareous cement. These are believed to be marine deposits...
1954
Miocene Patch Reefs from a Mediterranean Marginal Terrigenous Setting in Southwest Turkey
Anthony B. Hayward, Alastair H. F. Robertson and Terence P. Scoffin
Special Publications of SEPM
... NN12 - NN10 NN9 5.2 MESSINIAN 6. 3 [ TORTONIAN TORTONIAN NN8 MICROFOSSILS PLEISTOCENE 5.3 MESSINIAN 6.5 NN11 SERIES 10.4 [ i I2 - u...
1996
Monterey Symposium: Monterey Formation and Related Siliceous Rocks of California, Frontmatter
Robert E. Garrison, Robert G. Douglas, K. E. Pisciotto, Caroline M. Isaacs, James C. Ingle
Pacific Section SEPM
... that of the symposium and highlights the problems which have always faced Monterey workers. Part I, Paleontology and Biostratigraphy, concentrates on microfossils...
1981
Cambrian Reefs and Mounds
J. D. Aitken
CSPG Special Publications
... of Petroleum Geologists Bulletin, v. 64, p. 814-840. Pratt, B.R., 1984. Epiphyton and Renalcis — diagenetic microfossils from calcification of coccoid blue...
1988
Criteria Used for Distinguishing Lacustrine and Fluvial Sediments in Tertiary Beds of Uinta Basin, Utah
M. Dane Picard
Journal of Sedimentary Research (SEPM)
... and oolites of the Green River Formation: U. S. Geol. Survey Prof. Paper 154-G, p. 203-223. BRADLEY, W. H., 1931, Origin and microfossils of the oil...
1957
Sequence Stratigraphy and Syndepositional Tectonics of Upper Miocene and Pliocene Deltaic Sediments, Offshore Brunei Darussalam
Arthur Saller, Gregg Blake
Special Publications of SEPM
... tracts. Unlike the wells drilled on the modern inner shelf, where calcareous microfossils were poorly preserved and had poor recovery, wells drilled...
2003
The Sabah Complex A Lithodemic Unit (A New Name for the Chert-Spilite Formation and its Ultramafic Association)
Basir Jasin
Geological Society of Malaysia (GSM)
...-Spilite Formation was introduced by Fitch (1955) for a sequence of rocks consisting of chert, shale, sandstone, calcareous siltstone, limestone, marl...
1991