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The AAPG/Datapages Combined Publications Database

Showing 1,866 Results. Searched 196,121 documents.

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Origin of Coloration in Upper Devonian Catskill Facies, New York: ABSTRACT

Herman E. Roberson, Kenneth Eichenlaub

AAPG Bulletin

... these minerals. These results suggest that hematite in these redbeds has formed diagenetically under near-surface oxidizing conditions, largely...

1971

Geology of Sierra Gomez, Chihuahua, Mexico: ABSTRACT

Stephen Mitchell, Philip C. Goodell

AAPG Bulletin

..., chromium, nickel, copper, and zinc, in mineralized zones. The uranium apparently was diagenetically leached from overlying volcanics and moved...

1981

Early Precipitation of Authigenic Clay by Meteoric Water, Pictured Cliffs, San Juan Basin, New Mexico and Colorado: ABSTRACT

Stephen P. Cumella

AAPG Bulletin

... half of the thickest part of the basin fill. Thus, compactional fluids were possibly less significant diagenetically than in the Gulf Coast basin...

1981

Sedimentation Associated with Cirque Barite-Zinc-Lead Deposit: ABSTRACT

C. W. Jefferson, D. B. Kilby, W. J. Roberts, L. C. Pigage

AAPG Bulletin

... and carbonaceous shale to the southwest. An envelope consisting of diagenetically silicified fine carbonaceous clastic units was formed about the deposit...

1982

Diagenesis and Mass Transfer in Sandstone-Shale Sequences and the Sedimentary Cycle: ABSTRACT

Fred T. Mackenzie, Jane Schoonmaker, H. Chang

AAPG Bulletin

..., at least until the stage of weathering. Thus, these reactions can be used to assess the amount of overburden removed. Comparison of the diagenetically...

1982

Late Cretaceous Multicolored Shales and Phosphatic Sedimentary Rocks in Egypt: ABSTRACT

C. R. Glenn, R. E. Garrison, M. A. Arthur

AAPG Bulletin

... hemipelagic deposits, now diagenetically altered to porcelanite and chert, reflect low energy depositional conditions that were periodically interrupted...

1983

Early Diagenesis of Sands and Sandstones from Middle America Trench and Trench Slope, Offshore Mexico and Guatemala: ABSTRACT

Cynthia M. Lopez

AAPG Bulletin

... and diagenetically. Samples of terrigenous sands recovered in piston and DSDP cores from the continental margin of southern Mexico are primarily...

1983

Diagenesis and Mass Transfer in Sandstone-Shale Sequences: ABSTRACT

Fred T. Mackenzie, Jane Schoonmaker, H. Chang

AAPG Bulletin

... the amount of overburden removed. Comparison of the diagenetically produced trend of illite/smectite compositions with depth in Barbados to trends produced...

1983

Reef to Back-Reef Microfacies and Diagenesis of Permian (Guadalupian) Tansill-Capitan Transition, Dark Canyon, Guadalupe Mountains, New Mexico: ABSTRACT

Barbara Biggers

AAPG Bulletin

... modified diagenetically are dominant. The majority of the biota has been micritized. Large voids are filled by fibrous aragonite which has been...

1984

Depositional and Provenance Controls on Diagenesis of Sandstones Associated with Green River Formation of Wyoming: ABSTRACT

Jonathan D. Williams, Ronald C. Surdam

AAPG Bulletin

... leading to the development of significantly different porosity and permeability characteristics. Diagenetically produced porosity differences...

1984

Thermal History of Sandstones and Shales: Oxygen Isotope and K/Ar Evidence: ABSTRACT

Samuel M. Savin, Mingchou Lee, James L. Aronson

AAPG Bulletin

.../Ar clock of the diagenetically formed illite la ers is set to zero age at the time of diagenesis (although that of existing illite layers within...

1985

Electrofacies Identification of Lithology and Stratigraphic Trap, Southeast Lost Hills Fractured Shale Pool, Kern County, California: ABSTRACT

M. E. Mulhern, J. E. Laing, J. E. Senecal, R. E. Widdicombe, C. Isselhardt, J. R. Bowersox

AAPG Bulletin

... rocks, is critical in understanding diagenetically altered porosity and, therefore, production Comparison of average log values for each...

1985

Depositional Environments, Diagenesis, and Hydrocarbon Potential of Nonmarine Upper Cretaceous and Lower Tertiary rocks, Eastern Uinta Basin, Utah: ABSTRACT

J. K. Pitman, D. E. Anders, T. D. Fouch, D. J. Nichols

AAPG Bulletin

..., diagenetically modified sandstones. Source rocks in the Tuscher Formation have reached the advanced stages of thermogenic gas generation (0.7% Ro) but are only...

1985

Dolomites Formed Under Deep Burial Conditions: Hunton Group Carbonate Rocks (Upper Ordovician to Lower Devonian) in Deep Anadarko Basin of Oklahoma and Texas: ABSTRACT

G. M. Friedman, C. A. Sternbach

AAPG Bulletin

... diagenetically altered to dolomite, commonly ferroan, chiefly below current depths of 10,000 ft (3.0 km). The dolomite occurs as finely disseminated, 10 µm...

1985

ABSTRACT: Pressure Seal and Modelling of the Jurassic Overpressure in the Barrow Sub-basin, North West Shelf of Australia; #90007 (2002)

Sheng He, Mike Middleton

Search and Discovery.com

... of diagenetically-cemented rocks with very low-permeability and acts as a top pressure seal. Two-dimensional modelling within the sub-basin was performed...

2002

ABSTRACT: FRACTURE FORMATION IN RESPONSE TO CHEMICAL ALTERATION IN MONTEREY-TYPE SILICEOUS MUDSTONE; #90014 (2003)

Eichhubl, Peter

Search and Discovery.com

... to dehydration reactions, are potentially significant in contributing to an effective tensile stress state in fine-grained sedimentary rocks of diagenetically...

2003

Abstract: A Comparison of Two Plays: Mud-Mounds of the Seal Area and the Normandville Area, North Central Alberta; #90211 (2015)

Breanne Graham and Federico Krause

Search and Discovery.com

... influenced, diagenetically enhanced porosity, as well as permeability resulting from fracturing and dissolution. The Normandville Waulsortian mud-mounds...

2015

Abstract: Permian-Triassic Boundary Microbialites: Deciphering the Shallow Seawater Redox History After the End-Permian Mass Extinction;

Hao Tang, Steve Kershaw, Minglong Li, Xiucheng Tan

Search and Discovery.com

..., thus considers PTBMs forming in oxygenated and agitated seawater. 3) Despite clots in the most upper sequence being strongly diagenetically altered...

Unknown

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