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The AAPG/Datapages Combined Publications Database

Showing 34,425 Results. Searched 195,696 documents.

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Radiolarian Distribution, Diversity, and Density in Water Column and Holocene Sediments of Gulf of Mexico and Adjacent Waters: ABSTRACT

Richard Casey, Joan Mussler Spaw, Florence Kunze, Richard Reynolds, Theo Duis, Ken McMillen

AAPG Bulletin

..., DUCA high-speed plankton nets, water bottles, bottom grabs, and gravity and box cores. None of the identified species are endemic to the Gulf of Mexico...

1979

Organic Geochemistry of Deep Well in Hinds County, Mississippi: ABSTRACT

Leigh C. Price, Jerry L. Clayton, Linda L. Rumen

AAPG Bulletin

... pyrolysis, and kerogen analysis. Rocks range in age from Paleocene to Early Jurassic. The well had an estimated bottom-hole temperature of 225°C...

1979

Holocene Mollusk Distribution Patterns in Northern Gulf of Alaska: ABSTRACT

Carole S. Hickman, Elizabeth A. Nesbitt

AAPG Bulletin

... are defined from 148 bottom samples containing 113 species. Substrate exerts a strong influence on shallow-water species composition. An unidentified...

1980

Recent Arctic Foraminifera: an Overview: ABSTRACT

Martin B. Lagoe

AAPG Bulletin

.... These assemblages are indicative of the bottom water layer (deeper than 900 m). Planktonic foraminiferal assemblages are overwhelmingly dominated by sinistrally...

1980

Lower Cretaceous Lacustrine Source Beds from Early Rifting Phases of South Atlantic: ABSTRACT

Suzan E. Brice, Kerry R. Kelts, Michael A. Arthur

AAPG Bulletin

... preservation of organic matter in a stable, low energy environment with anoxic bottom conditions is interpreted. There is little clay in the organic-rich "shales...

1980

Tidal-Current Sand Waves in Vineyard Sound, Massachusetts: ABSTRACT

S. R. Briggs, J. B. Southard

AAPG Bulletin

... everal deployments of a tetrapod instrumented with four acoustic-travel-time velocity sensors at 30, 50, 100, and 300 cm from the bed, a bottom camera...

1980

Synonymy, Ethology, and Environmental Implications of Nereites Group of Trace Fossils: ABSTRACT

C. Kent Chamberlain

AAPG Bulletin

... to be preservational; it depends on a top view (Phyllodocites, Nereites), interlaminar views (Scalarituba, Palaeohelminthoida, Neonereites?), or bottom...

1980

Modification of Linear Sand Ridges by Bed-Form Migration--Bering Sea and United States Atlantic Shelf: ABSTRACT

Michael E. Field, Donald J. P. Swift, C. Hans Nelson

AAPG Bulletin

... of migrating sand waves all indicate southward migration of ridges, the dominant direction of storm-directed bottom flow. Ridges in the Bering Sea...

1980

Physical Characteristics of Shallow Methane Reservoirs of Northern Great Plains: ABSTRACT

Donald L. Gautier

AAPG Bulletin

.... These sandstones are transitional between conventional reservoirs and low-permeability reservoirs. Near the bottom of each sequence, porosity averages 15...

1980

Paleogeography of Eustatic Model for Deposition of Mid-Continent Upper Pennsylvanian Cyclothems: ABSTRACT

Philip H. Heckel

AAPG Bulletin

... bottom oxygenation, and caused depo ition of gray shale, and then algal-skeletal calcilutite. Deltas began prograding from Oklahoma and the Appalachians...

1980

Lower Cretaceous Shelf Storm Deposits, North Texas: ABSTRACT

David K. Hobday, Robert A. Morton

AAPG Bulletin

... into subdued hummocky cross-stratification and subhorizontal lamination. Powerful bottom return currents, that in the modern Gulf of Mexico are generated...

1980

Sedimentary Processes on Continental Shelf Off Southern California: ABSTRACT

H. A. Karl, D. A. Cacchione, D. E. Drake

AAPG Bulletin

... transmissometers, show several significant features: (1) near-bottom transport is seaward with mean speeds of about 1 cm/s in shallow water (22 m...

1980

Multi-Parameter Regional Mapping and Interpretations: ABSTRACT

Allen Lowrie, William P. Searcy, III

AAPG Bulletin

... of lithosphere, heat flow, potential temperature of deepest waters, areas of possible bottom current activity, acoustic velocity of deepest waters, acoustic...

1980

Seismic Stratigraphy and Structure of Falkland Plateau: ABSTRACT

William J. Ludwig, Phillip D. Rabinowitz

AAPG Bulletin

... (> 130 m.y. ago) age. Strong bottom currents evidently have caused erosion of significant amounts of the post-drift sediments. The drilling results of D...

1980

Depositional Environment of Clay Minerals from Northeast Gulf of Alaska: ABSTRACT

Bruce F. Molnia

AAPG Bulletin

... recent bottom samples from the northeastern Gulf of Alaska continental shelf between Icy Point and Prince William Sound show an average clay mineral...

1980

Sedimentary Characteristics and Processes of Current-Dominated Epicontinental Shelf, Northern Bering Sea, Alaska: ABSTRACT

C. Hans Nelson, D. A. Cacchione, D. E. Drake

AAPG Bulletin

... and storm-driven currents, including storm surge runoff, can significantly increase bottom current speeds in certain areas. Topographic expression...

1980

Facies Control on Bitumen Saturation, Peace River Oil Sands Deposit, Alberta, Canada: ABSTRACT

Brian A. Rottenfusser

AAPG Bulletin

.... From bottom to top the sequence is: a channel lag deposit containing abundant disoriented detrital carbonaceous fragments, plane-bedded or structureless...

1980

Coarsening-Upward Shelf Sequences in Aphebian Wishart Quartzite, Knob Lake Area, Quebec and Newfoundland: ABSTRACT

Bruce M. Simonson

AAPG Bulletin

...-bedding. The top and bottom contacts of the sequences are sharp, the transition from A to B is completely gradational, and the transition from B to C...

1980

Shannon Sandstone (Upper Cretaceous) Offshore Bar Facies Distribution, Salt Creek Area, Wyoming: ABSTRACT

Roderick W. Tillman, R. S. Martinsen

AAPG Bulletin

... vertical (bottom to top) and lateral sequence of facies is Shelf Siltstone, Interbar, Bar Margin, Central Bar, Shelf Siltstone (burrowed). Shelf Silty...

1980

Tabular Uranium Ore in Poison Canyon Area, Morrison Formation, San Juan Basin, and Application of Lacustrine-Humate Model: ABSTRACT

C. E. Turner-Peterson

AAPG Bulletin

... conditions favor preservation of humic matter in the pore water of lake-bottom sediments and because alkaline conditions favor solubilization...

1980

Post-Middle Cretaceous Seismic Stratigraphy of Abyssal Southwestern Gulf of Mexico Basin: ABSTRACT

Tariq U. Usmani, Richard T. Bufflr

AAPG Bulletin

... turbidites, as evidenced from cores recovered from the bottom of Deep Sea Drilling Project hole 90. Seismic facies analysis of these three sequences...

1980

Geology of Wheaton Consolidated Oil Field, Gibson County, Indiana: ABSTRACT

Robert Baker, Walter H. Pierce, R. William Orr

AAPG Bulletin

..., shale, and mudstone with minor amounts of sandy limestone. A typical sequence from top to bottom includes: black shale; thin red mudstone; gray shale...

1980

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