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The AAPG/Datapages Combined Publications Database

Showing 8,110 Results. Searched 200,357 documents.

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Abstract: ODP Leg 191 -- An account as an undergraduate student trainee in the northwest Pacific Ocean: a summary of radiolarian biostratigraphy

Warna Susanne Downey

Atlantic Geology

... to be found. In this deep-sea environment the sediments examined were expected to contain only siliceous microfossils. Lithological Unit I is composed...

2000

Adak "Paleozoic" Site, Aleutians--In Fact of Eocene Age: ABSTRACT

David W. Scholl, H. Gary Greene, Warren O. Addicott, William R. Evitt, Richard L. Pierce, Sergius H. Mamay, Michael S. Marlow

AAPG Bulletin

... that is more than 850 m thick, and that consists mainly of northwest dipping tuffaceous sandstone, siltstone, and shale, and siliceous and calcareous...

1969

Abstract: Development and Evolution of the Tertiary Benthic Foraminiferal Stages of California; #91207 (2024)

Richard J. Behl, Gregg H. Blake

Search and Discovery.com

... groups, such as planktonic foraminifera, calcareous nannofossils, and siliceous microfossils (diatoms and radiolarians), became important. Zones were...

2024

Siliceous Microfossil and Microplankton Studies of the Monterey Formation and Modern Analogs; Frontmatter and Introduction

Richard E. Casey, John A. Barron

Pacific Section SEPM

... Formation and Related Siliceous Rocks of California". Within the past five years a number of studies (some herein) have dealt with microfossils...

1986

Stratigraphy and Dolostone Occurrence in the Miocene Monterey Formation, Santa Maria Basin Area, California

John S. Compton, Raymond Siever

Pacific Section SEPM

... microfossils, organic matter, and detrital clay and silt. UPPER CALCAREOUS-SILICEOUS MEMBER OF THE MONTEREY FORMATION The upper calcareous-siliceous member...

1984

Age and Paleoceanography of the Point Fermin Fan Complex

Jon R. Sloan

Pacific Section SEPM

... latitudinal temperature gradient. The occurrence of probable deep-marine, siliceous sponge spicules, the lack of calcareous microfossils, and the fine...

1987

Recovery of Siliceous Microfossils by the Disaggregation of Dolomite

C. W. Lagle

Pacific Section SEPM

...Recovery of Siliceous Microfossils by the Disaggregation of Dolomite C. W. Lagle RECOVERY OF SILICEOUS MICROFOSSILS BY THE DISAGGREGATION OF DOLOMITE...

1984

Inferred Diagenetic History of Weakly Silicified Deep-Sea Chalk: ABSTRACT

S. W. Wise, K. R. Kelts

AAPG Bulletin

...), calcite cementation was followed by the deposition of silica derived from the dissolution of siliceous microfossils and volcanic glass. The silica...

1972

In Search of Resolution: ABSTRACT

T. C. Moore, Jr., Karen Romine

AAPG Bulletin

... of the material recovered by DSDP has been the development of stratigraphic zonation for the siliceous microfossils. Radiolarian stratigraphy, in particular...

1979

Conodonts--Models of Pragmatic Paleontology: ABSTRACT

Anita G. Harris, Bruce R. Wardlaw

AAPG Bulletin

..., and distribution of conodonts make them unique and invaluable geologic tools. These marine apatitic microfossils that evolved and spread rapidly...

1980

Representational bias in phytoliths from modern soils, #90112 (2010)

Ethan Hyland,

Search and Discovery.com

... of vegetational history. Studies of modern phytoliths (siliceous plant microfossils) have shown that they can provide an accurate in-situ record of vegetation...

2010

Practical Problems and Principles in Study of Plant Microfossils

James M Schopf

Special Publications of SEPM

... all the carbo naceous microfossils and other coaly ma terial should he free of carbonate and siliceous mineral matter and consist of stopped...

1964

Origin of Cristobalite-Rich Tertiary Sediments in the Atlantic and Gulf Coastal Plain

Sherwood W. Wise , Fred M. Weaver

GCAGS Transactions

... of siliceous microfossils. These findings suggest a biogenous source of silica for most of the cristobalitic matrix of these Atlantic Coastal Plain...

1973

Organic Facies in Devonian and Mississippian Strata of Western Canada Sedimentary Basin: Relation to Kerogen Type, Paleoenvironment, and Paleogeography

L. D. Stasiuk, M. G. Fowler

CSPG Bulletin

..., acritarchs, sporinites, siliceous microfossils and algal mat microtextures. Organic facies A, B (prasinophyte alginites and acritarchs) and C (coccoidal...

2004

High-Resolution Dating of Cenozoic Sediments from Northern North Sea Using {87}Sr/{86}Sr Stratigraphy: Discussion (1)

R. M. GOLL and O. SKARBO

AAPG Bulletin

..., and there is evidence of silica recrystallization, as noted by Rundberg and Smalley (1989). Nevertheless, abundant siliceous microfossils are present, although small...

1990

Siliceous Microfossils from the Bickmore Canyon Diatomite and the Pancho Rico Formation

Walt W. Wornardt Jr.

Pacific Section of AAPG

...Siliceous Microfossils from the Bickmore Canyon Diatomite and the Pancho Rico Formation Walt W. Wornardt Jr. 1967 48 53 Lohman. K. E., 1931...

1967

Gabilan Range and Adjacent San Andreas Fault Guidebook

Pacific Section of AAPG

.... Church 45 Siliceous Microfossils from the Bickmore Canyon Diatomite and the Pancho Rico Formation     Walt W. Wornardt, Jr 48 Miocene Calcareous...

1967

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