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The AAPG/Datapages Combined Publications Database

Showing 1,863 Results. Searched 200,357 documents.

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Importance of Secondary Porosity in Sandstones to Hydrocarbon Exploration: ABSTRACT

Earle F. McBride

AAPG Bulletin

..., and (7) quartz grains that have been reduced to a pile of shards when calcite, which invaded quartz along hairline fractures during cementation...

1979

Bivalve Trace Fossils in British Silesian: ABSTRACT

R. M. C. Eagar

AAPG Bulletin

..." under heavy sedimentation on the prodelta, ultimately reached low-energy environments as the delta advanced southward. Thus the delta invaded...

1980

Exploration Guides for Uranium in Volcanic Environments: ABSTRACT

Raymond C. Pilcher

AAPG Bulletin

... deposits in fumarolic ash flows, magmatic and meteoric hydrothermal deposits in interbedded ash flows and invaded country rock, and low-temperature...

1981

Volcanism and Uranium Mineralization at Spor Mountain, Utah: ABSTRACT

David A. Lindsey

AAPG Bulletin

... 21 m.y. ago. Mineralizing fluids invaded faults in Paleozoic rocks and deposited uraniferous fluorite; they pervaded dolomite clast-rich tuff, which...

1981

Environment of Deposition of Winnipegosis Formation (Middle Devonian), Williston Basin, North Dakota: ABSTRACT

Nancy A. Perrin

AAPG Bulletin

.... The sea invaded the narrow, elongated Elk Point basin which extended from northern Alberta southeastward to North Dakota. The southeastern end...

1982

Preserved Aragonite Cements in Miocene Coral Reefs: a Record of Messinian Salinity Crises in Mediterranean: ABSTRACT

Mateu Esteban, D. R. Prezbindowski

AAPG Bulletin

... in Mediterranean water chemistry. This cementation is believed to have continued into the early Pliocene when colder Atlantic waters invaded the Mediterranean...

1985

Burial Metamorphism (Thermal Maturation) in Cretaceous Sediments of the Southern Benue Trough and Anambra Basin, Nigeria

Samuel O. Akande and Bernd D. Erdtmann

AAPG Bulletin

... of southern Nigeria. These successions were invaded by intrusives, volcanic rocks, and vein-type lead-zinc minerals, especially in the Albian...

1998

ABSTRACT: Petroleum Inclusions: Markers of Tectonic and Diagenetic Evolution of a Foreland Petroleum Basin (Columbia); #90013 (2003)

Jacques Pironon, Jorg O. W. Grimmer, Frederic Walgenwitz

Search and Discovery.com

... the aqueous and petroleum inclusions the following scenario for the two oil fields is proposed: a first petroleum generation has invaded the basin...

2003

ABSTRACT: Dolomitization and Hydrothermal Alteration by Long-Distance Migration of Gypsum and Halite Brines in the Devonian Clarke Lake Gas Field, British Columbia, Canada; #90061 (2006)

Hans G. Machel and Jeff Lonnee

Search and Discovery.com

... and Carboniferous. Furthermore, the reservoir presently contains admixtures of meteoric fluids that must have invaded in relatively recent times, i.e., after...

2006

Abstract: A new approach of Petrophysical Characterization for Fractured Basement Reservoirs; #90294 (2017)

Nhi Nguyen, Megge Long

Search and Discovery.com

... of the influence of vugs, which could be significantly affected by the resistivity values of invaded zones. Empirical formulas of the relationship between...

2017

Lower Cretaceous Pre-Batholithic Rocks of Northern Baja California, Mexico: GEOLOGICAL NOTES

L. T. Silver , F. G. Stehli , C. R. Allen

AAPG Bulletin

... quartz diorite pluton described by Woodford and Harriss (1938) has invaded the main limestone zone. At San Vicente another large quartz diorite pluton...

1963

Main Features of Geologic Structure and History of North-Central Siberia: Regional Arctic Geology of the USSR

V. A. Vinogradov, I. S. Gramberg, Yu. E. Pogrebitsky, M. I. Rabkin, M. G. Ravich, V. N. Sokolov, D. S. Sorokov

AAPG Special Volumes

... of the third stage was marked by the formation of anorthosite related to a zone of multiple metamorphism and, in the shield, by invasion of the anorthosite...

1973

TERTIARY STRATA IN EASTERN MONTANA AND WESTERN NORTH AND SOUTH DAKOTA

ROLAND W. BROWN

Montana Geological Society

...). The outstanding feature of the Fort Union formation is the presence of numerous coal seams, beginning with a thin coal zone...

1952

Tectonic Evolution of the western part of the Pine Mountain window And adjacent inner Piedmont Province,

J. W. Sears, R. B. Cook Jr., D. E. Brown

Alabama Geological Society

... structural geometry and lithostratigraphy of the nal structural geometry and lithostratigraphy of the Piedmont Province south of the Brevard Zone...

1981

WELL LOG PROGRAMING

JOHN H. WETZEL

Montana Geological Society

... may be derived from the invaded zone if filtration is extensive and if the filtrate is more conductive than the displaced formation fluids...

1959

Log Interpretation of the Tertiary and Upper Cretaceous of Wyoming and Surrounding Areas

J. G. Patchett

Wyoming Geological Association

... connate water saturation, F the formation resistivity factor, Rw the formation water resistivity, and Rt the formation resistivity beyond the invaded zone...

1961

Sonic Saturation Inversion and AVO Modeling in the Tunu Gas Field

Patrick Fouchard, Scott Leaney, Sugimin Harsono

Indonesian Petroleum Association

..., is raised to some power, e: They compared the apparent fluid modulus in clean intervals with liquid saturations in the flushed zone as computed from...

1996

New Aspects of Oil-Gas Potential of Northern Regions of Siberian Craton

Yu. A. Ivanov, I. P. Myasnikova

Petroleum Geology: A Digest of Russian Literature

... Formation. In Srednebotuobinsk field gas pools in the Osin Horizon correspond with a zone where a sill has invaded the Yuregin and Tolbachan Formations...

2001

The Stratigraphy and Structure of Eastern Wyoming and the Black Hills Area

John G. Bartram

Kansas Geological Society

... an Upper Cambrian sea covered this area and the sedimentary record of the Paleozoic began. Farther west in the Cordilleran geosyncline, the sea invaded...

1940

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