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The AAPG/Datapages Combined Publications Database

Showing 25,499 Results. Searched 201,044 documents.

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Abstract: The possible role of the petroleum system in ore genesis in Nova Scotia: spatial coincidence or active involvement?

I. Borg

Atlantic Geology

..., Ba (barite), and Sn) in Nova Scotia have some association with organic carbon in the form of coaly matter, liquid petroleum or solid bitumen, black...

2013

Natural Gas--Its Value as a Function of Its Chemical and Physical Properties: ABSTRACT

Otto K. Wetzel, Jr.

AAPG Bulletin

... have widely varying physical characteristics. These compounds are composed of hydrogen and carbon atoms in various molecular arrangements...

1961

Deep Pays in Delaware-Val Verde Basins: ABSTRACT

Harold J. Holmquest

AAPG Bulletin

... production consists mostly of petroleum condensate and gas containing substantial amounts of carbon dioxide, and is confined primarily to the Ellenburger...

1963

Sediments of Nha Trang Bay, South Viet Nam: ABSTRACT

S. Allen Bell

AAPG Bulletin

... of carbon and nitrogen occur consistently in the clayey silt areas with intermediate and low concentrations in the sandy ilt-silty sand and sand areas...

1967

Surface Sediments of Kara Sea, North of 76°: ABSTRACT

John A. Andrew, Joseph H. Kravitz

AAPG Bulletin

... on maps of clay-group facies, water content, insoluble residue, and organic carbon. Similar zonation is suggested by the distribution of the grain size...

1968

Isotopic Compositions of Biogenic Carbonate Cements: ABSTRACT

Bernie B. Bernard, Burr A. Silver

AAPG Bulletin

... column, where sulfate has been microbially depleted, production of methane and carbon dioxide occurs from bacterial fermentation of organic matter...

1979

Porphyrins in Subbituminous and Bituminous Coals: ABSTRACT

Susan E. Palmer

AAPG Bulletin

... spectrometric data of coal porphyrins with that of petroporphyrins result in some striking differences. Coal porphyrins lack carbon numbers above C32, do...

1979

Dual Origin of Natural Gases in Subalpine Tertiary Basins: ABSTRACT

Martin Schoell

AAPG Bulletin

... and have been enriched in carbon 12 isotopes; and (2) the dry gases are of biogenic origin. Carbon and hydrogen isotope analyses on gases...

1979

Mechanisms for Uranium Deposition in Grants Mineral Belt: ABSTRACT

D. G. Brookins

AAPG Bulletin

... ground with organic carbon (plus some hydrogen sulfide) acting as reductant; this is supported by evidence for organic carbon in calcite...

1979

Sedimentology and Source-Bed Geochemistry of Spraberry Sandstone, Midland Basin, West Texas: ABSTRACT

Richard F. Houde, David E. Eby

AAPG Bulletin

... and Pegasus fields (Midland County) were analyzed by means of various geochemical techniques to determine their source-bed potential. Total organic carbon...

1979

Geochemistry of Small Lacustrine Delta, Great Salt Plains, Alfalfa County, Oklahoma: ABSTRACT

Kenneth A. Lipstreuer, Colin Barker

AAPG Bulletin

..._Page 2118------------------------------ from the lake itself. The total amount of organic carbon in the surface sediments increases with distance...

1979

Bioturbation as Factor in Hydrocarbon Generation--Example from Mowry Shale: ABSTRACT

Charles W. Byers

AAPG Bulletin

... lateral changes in organic carbon content. Such variations have been ascribed to a dilution effect--siliciclastic swamping of the planktonic component...

1980

Organophosphorites in Carboniferous Rocks of Central United States: ABSTRACT

Glen K. Merrill, David T. Long, W. Fred Falls

AAPG Bulletin

... in the Illinois basin and Mid-Continent are actually fissile coals. Thin section examination demonstrates that these rocks are as much as 90% carbon by volume...

1980

Limitations of Rock-Eval Pyrolysis for Typing Organic Matter: ABSTRACT

Barry J. Katz

AAPG Bulletin

... relative to the organic carbon content, the leaner the rocks the greater the error will be resulting from interference of inorganic CO2. The hydrocarbon...

1981

New Insights into Devonian Oil Shale Resource of Eastern United States: ABSTRACT

R. David Matthews, John C. Janka, John M. Dennison

AAPG Bulletin

... to these shales increases the percentage End_Page 953------------------------------ of organic carbon extracted thereby doubling the yield of oil...

1981

Relation of Calcite Cementation and Uranium Mineralization in South Texas: ABSTRACT

Steven M. Murray, Harald S. Poelchau, Stephen D. Meyers

AAPG Bulletin

.... Carbon isotope values of the cements are interpreted to indicate that the carbon is the result of contribution from organic matter. Calcite in the highly...

1981

Geochemistry and Isotopic Composition of Hydrocarbon-Induced Diagenetic Aureole (HIDA), Southwestern Oklahoma: ABSTRACT

Zuhair Al-Shaieb, R. A. Lilburn

AAPG Bulletin

... of seeping hydrocarbons to carbon dioxide is the major source of carbon in diagenetic carbonates, which occur as cement and as replacement of gypsum...

1982

Geochemical and Mineralogical Analyses, Pennsylvanian Kendrick Fauna, Eastern Kentucky: ABSTRACT

Uwe Brand

AAPG Bulletin

..., and pelecypods precipitated calcium carbonate in oxygen (average -4.5 ppt, ^dgr18O, PDB) and carbon (average +1.7 ppt, ^dgr13C, PDB) isotopic...

1982

Thermal Chromatography in Source-Rock Analysis: ABSTRACT

J. B. Davis, J. P. Stanley

AAPG Bulletin

... End_Page 561------------------------------ sediments relatively low in organic matter yield low molecular weight hydrocarbons due to more carbon-carbon...

1982

Diagenetic Relationships Between Inorganic Matrix and Kerogen in Wilcox Group, Southwest Texas: ABSTRACT

Peter D. Jenden, I. R. Kaplan

AAPG Bulletin

... with stable carbon isotope values ranging between -26 and -29 ppt (PDB). Smectite dehydration in the area begins at less than 1 km depth (60°C). At the depths...

1982

Relationships Among Carbon Dioxide, Pore-Fluid Chemistry, and Secondary Porosity, Texas Gulf Coast: ABSTRACT

Stephen G. Franks, Richard W. Forester

AAPG Bulletin

...Relationships Among Carbon Dioxide, Pore-Fluid Chemistry, and Secondary Porosity, Texas Gulf Coast: ABSTRACT Stephen G. Franks, Richard W. Forester...

1984

Hydrocarbon Source Potential in Brazilian Margin Basins: ABSTRACT

Marcio Rocha Mello, Guilherme de O. Estrella, Paulo Cesar Gaglianone

AAPG Bulletin

... potential of the areas. The geochemical evaluation of the rock and oil samples was performed by organic carbon determinations, Rock-Eval pyrolysis...

1984

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