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The AAPG/Datapages Combined Publications Database

Showing 8,110 Results. Searched 200,685 documents.

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The Goddard Shale in the eastern Anadarko Basin: Understanding an exceptionally productive mudrock reservoir with fluid-sensitive clay

Justin D. Spears and Jack C. Pashin

AAPG Bulletin

.... Scanning electron microscopy (SEM) imaging of eight argon-ion–milled samples was used to examine mineralogy, rock fabric, porosity, and microfossils. Samples...

2022

Benthic Foraminifera and Paleobathymetry of the Eocene Llajas Formation, North Side of Simi Valley, California

H. B. Schymiczek

Pacific Section SEPM

... in an outer shelf to slope environment. Microfossils, along w i t h megafossils, tend to be concentrated in numerous beds that are mostly channel-fill...

1983

Middle Tertiary Stratigraphic Terminology for the Santa Monica Mountains, Southern California

A. Eugene Fritsche

Pacific Section SEPM

...). (2) Two pectinids from the San Nicholas Member of the Vaqueros Formation are restricted to the upper "Vaqueros" stage (Smith, 1991). (3) Microfossils...

1993

Geology of Sediment Cores from the George V Continental Margin, Antarctica

M. A. Hampton, J. H. Kravitz, G. Luepke

Circum Pacific Council Publications

... has only v a g u e indications of stratification; it is moderately mottled and contains siliceous microfossils and only a few small gravel clasts...

1987

Hydrocarbon Source Potential of Organic Facies of the Lacustrine Elko Formation (Eocene/Oligocene), Northeast Nevada

Susan E. Palmer

Rocky Mountain Association of Geologists

.... In the Adobe Range, an early to middle Eocene age is indicated for the Elko Formation based on plant microfossils (Wingate, 1983). The formation is overlain...

1984

Paleocurrent Study of the Brazos River Sandstone Member of the Garner Formation, Palo Pinto County, Texas

Garrett Briggs

Journal of Sedimentary Research (SEPM)

... by Wright (1955). A few Ordovician and Silurian microfossils were identified from the residual material. End_Page 97------------------------- Although...

1963

Fusulinid-Bearing Rocks in Sublett Range, Southern Idaho: GEOLOGICAL NOTES

Walter Youngquist , Jerald R. Haegele

AAPG Bulletin

... in Pole Canyon for possible microfossils yielded no such remains, and the washed residue showed that a large amount of secondary mica has developed...

1955

A Comparison of Miocene and Recent Silicoflagellates

Robert H. Mcglasson

Journal of Sedimentary Research (SEPM)

... with internal siliceous skeletons. They are especially found in diatomaceous earth, and thereby their presence has been noted by the students of diatoms...

1955

Monterey Rocks in the Santa Cruz Mountains, California: ABSTRACT

Joseph C. Clark

AAPG Bulletin

... Mountains of California demonstrates that siliceous mudstone beds of Miocene age, previously mapped as "Monterey shale," are the products of two...

1963

Genesis of Silica Cement in Sandstones and Its Replacement by Carbonates: ABSTRACT

G. D. Sharma

AAPG Bulletin

... and commonly make up a considerable volume of some sediments. Several sources of silica are available: (1) abrasion of siliceous sediments along beaches, (2...

1964

Evidence for Pervasive Bioerosion of Silica Substrates in a Freshwater Peat Environment: ABSTRACT

Michael J. Andrejko, Robert Raymond, Jr., Robert Erlich, Arthur D. Cohen

AAPG Bulletin

... Erlich, Arthur D. Cohen 1982 543 543 66 5. (May) Siliceous particles (30 to 100 µm) collected from freshwater peat deposits in the Okefenokee swamp show...

1982

ABSTRACT: Spectrum of Pore Types in Siliceous Mudstones in Shale-Gas Systems; #90122 (2011)

Robert G. Loucks, Robert M. Reed, Stephen C. Ruppel, and Ursula Hammes

Search and Discovery.com

...ABSTRACT: Spectrum of Pore Types in Siliceous Mudstones in Shale-Gas Systems; #90122 (2011) Robert G. Loucks, Robert M. Reed, Stephen C. Ruppel...

2011

Preliminary Description and Correlation of Lower Paleozoic Fossil-Bearing Strata in the Snowden Mountain Area of the South-Central Brooks Range, Alaska

John T. Dillon, Anita G. Harris, J. Thomas Dutro Jr.

Pacific Section SEPM

... microfossils, survive regional greenschist facies metamorphism. Although many specimens may be fractured, deformed, and corroded during recrystallization...

1987

Foraminifera of Parts of Cretaceous in Rocky Mountain Area: ABSTRACT

A. J. Crowley

AAPG Bulletin

... Cretaceous forms are largely siliceous and arenaceous, while the Upper Cretaceous forms are largely calcareous. This paper deals with a generic...

1951

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