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The AAPG/Datapages Combined Publications Database

Showing 34,948 Results. Searched 200,619 documents.

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Quaternary Paleoclimatic Variations: ABSTRACT

Orville L. Bandy, Richard E. Casey

AAPG Bulletin

..., the base of the Pleistocene as defined by these events indicates that the Pliocene-Pleistocene boundary must be within the upper part of strata previously...

1970

Marine Upper Paleozoic Deposits of Arctic: ABSTRACT

V. I. Ustritskiy, G. E. Chernyak

AAPG Bulletin

... province. Within this region the Bashkirian and Moscovian stages and the Upper Carboniferous are tentatively recognized. The boundary between...

1970

Zoogeographic Provinces of Holocene Planktonic Foraminiferida: ABSTRACT

A. W. H. BE

AAPG Bulletin

... menardii, inhabit the relatively eutrophic equatorial current systems and are transported to mid-latitudes by western boundary currents. Some subtropical...

1972

Stratigraphy and Petrology of Type Escondido Formation (Upper Cretaceous), Maverick County, Texas, and Adjacent Coahuila, Mexico: ABSTRACT

J. D. Cooper

AAPG Bulletin

... above and mudstone below. However, the Cretaceous-Tertiary boundary does not coincide exactly with the contact. The boundary lies in a thin transitional...

1972

Paleomagnetism of Late Pleistocene-Holocene Sediments, Gulf of Mexico: ABSTRACT

H. C. Clark

AAPG Bulletin

.... Excursions of the geomagnetic field are recorded at 2 levels in many cores. Extrapolation of the ZY boundary in the western Gulf indicates...

1972

Nannoplankton Biostratigraphy and Sedimentary Petrology of a Vertical Facies Sequence Crossing the Campanian-Maestrichtian Boundary in Central Alabama: ABSTRACT

N. C. Hester, J. B. Risatti

AAPG Bulletin

...Nannoplankton Biostratigraphy and Sedimentary Petrology of a Vertical Facies Sequence Crossing the Campanian-Maestrichtian Boundary in Central...

1972

Tectonic Framework of Southern Appalachians--Evidence from Gravity and Magnetic Data: ABSTRACT

Joel S. Watkins

AAPG Bulletin

... Appalachians. The Brevard zone is thought to mark the southeastern boundary of a major Caledonian subduction zone. Many thrust faults of the Blue...

1972

Dispersal of Fine-Grained Sediment in Strongly Stratified Coastal-Boundary Layer: ABSTRACT

Stephen P. Murray, Harry H. Roberts

AAPG Bulletin

...Dispersal of Fine-Grained Sediment in Strongly Stratified Coastal-Boundary Layer: ABSTRACT Stephen P. Murray, Harry H. Roberts 1979 501 501 63 3...

1979

Field Relations of Some Pre-Tertiary Dolomites in Great Basin: ABSTRACT

Kathryn M. Nichols

AAPG Bulletin

... by sucrosic secondary dolomite, which in turn is overlain by primary dolomite. The boundary between the unaltered limestone and secondary dolomite...

1979

Deep Drilling and Current Models of Cenozoic Crustal Deformation in Western United States: ABSTRACT

Gordon P. Eaton

AAPG Bulletin

... deforming Basin and Range province may consist of two layers that have contrasting physical properties and mechanical behavior. The boundary between them...

1980

Implications of Geologic Structure and Regional Sedimentation Patterns for Rifting Geometry of Arctic Basin: ABSTRACT

Arthur Grantz, David A. Dinter

AAPG Bulletin

... the sector boundaries were ridge-ridge transform faults during nascent rifting. The Chukchi-Barrow sector boundary is well defined by the trend...

1980

Depositional and Tectonic Evolution of a Basement-Bounded, Intracratonic Basin, Palo Duro Basin, Texas: ABSTRACT

C. Robertson Handford, Mark W. Presley, Shirley P. Dutton

AAPG Bulletin

... time created northwesterly directed compressional stress that was transmitted to the continental interior along boundary faults of the southern Oklahoma...

1980

Location of Littoral Energy Fence and Resolution of Relict Features on Atlantic Shelf, United States--Fourier Grain Shape Analysis: ABSTRACT

Debra Riester, Robert Ehrlich

AAPG Bulletin

...Location of Littoral Energy Fence and Resolution of Relict Features on Atlantic Shelf, United States--Fourier Grain Shape Analysis: ABSTRACT Debra...

1980

Structural Control of Rocky Mountain Front: COCORP Profiles Across Laramie Mountains: ABSTRACT

R. W. Allmendinger, J. A. Brewer, L. D. Brown

AAPG Bulletin

... of the front to investigate its structure and the influence of the Archean-Proterozoic crustal boundary, expressed in the nearby Medicine Bow Mountains...

1981

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