ABSTRACT: Distribution of Abnormal Pressure in Lower Vicksburg, Hinde Field, South Texas, by Kirk A. Barrell; #91030 (2010)

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Abstract: The Occurrence and Seismic Expression of Volcanic Ash Beds in the Gulf of Mexico

Matthew W. Totten, M. A. Jurik, Mark Hanan

GCAGS Transactions

... SP and GR curves concurrent with a decreasing downward density trend through the ash-bearing interval mark a well-established ash log signature...

Reef Definition

W. B. Wilson

AAPG Bulletin

... may cause downward bending of strata under them. Clastic materials or chemically precipitated sediments may be substantial constituents of reefs...

Oil-Gas Prospects of the Sevaberd Anticline

Yu. R. Kagramanov, I. B. Osipova, K. Kh. Armenakyan

Petroleum Geology: A Digest of Russian Literature

... basaltic and andesitic lava flows up to 200 m thick. Below these are 50 m of Miocene sandy-clayey redbeds. Next downward in the section is the Oligocene...

Abstract: Characterizing earthquake source physics with source scanning algorithms

Frédérick Massin, Alison Malcolm

Atlantic Geology

..., the wavelets with downward first motions are multiplied by negative polarities and thus all wavelets stack constructively. Finally, the probability of each...

ABSTRACT: EXPLOR Expert System for Oil and Gas Prospect Generation, by R. Mark Maslyn; #91022 (1989)

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Tectonics of Wasatch Plateau and Near-by Areas: ABSTRACT

William Lee Stokes

AAPG Bulletin

... of about 75 miles and an average width of 2 miles. It and the other zones are splintered by numerous small faults and the downward displacem nt reaches...

Geology and Petroleum Development of Continental Shelf of Gulf of Mexico: ABSTRACT

Gordon I. Atwater

AAPG Bulletin

... of 20,000 feet, and assuming the salt extends downward with vertical sides from that depth to a depth of 50,000 feet, an estimated 1,400 cubic miles...

Coyote Creek Field, Wyoming, Its Character and Significance: ABSTRACT

John F. Trotter

AAPG Bulletin

... and loses porosity and permeability from the top downward. It appears to be a near-shore marine deposit. Permeabilities in the sand body are as great...

Bar-Finger Sands of Mississippi Delta: ABSTRACT

Harold N. Fisk

AAPG Bulletin

...-finger sands grade downward into delta-front silty clays which rest upon deeper marine prodelta clay deposits. Laterally they interfinger with extensive...

Contemporaneous Normal Faults of Gulf Coast and Their Relation to Flexures: DISCUSSION

H. W. Straley III

AAPG Bulletin

... or plications in the rocks resulting from the application of upward or downward directed forces--gravity, intrusion, salt invasion, or the like...

Petroleum Geology of Coastal Peru and Ecuador: ABSTRACT

Irving T. Schwade

AAPG Bulletin

... favors downward movement of the updip block (in a regional sense), which is interpreted as dislocation resulting from a westerly spreading or creep...

Abstract: Recognition of Oolite-Filled Channels, Ste. Genevieve Formation, Illinois Basin, by W. F. Bandy, Jr.; #91004 (1991)

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Dolomitization of Recent and Plio-Pleistocene Sediments by Marine Evaporite Waters on Bonaire, Netherlands Antilles: ABSTRACT

F. J. Lucia, P. K. Weyl, K. S. Deffeyes

AAPG Bulletin

... for detailed study shows that downward drainage of brine having a Mg/Ca ratio of about 30 must be happening today. Examination of marine Plio...

Crustal Shear Patterns and Orogenesis: ABSTRACT

J. D. Moody

AAPG Bulletin

... fault zones probably extend downward to a discontinuity which may be the Mohorovicic discontinuity at the base of the crust, or may be deeper...

Origin of Pisolites: ABSTRACT

Carroll M. Thomas

AAPG Bulletin

.... The downward migrating surface waters leached calcium carbonate from the upper layers and concentrated it in the lower layers as films or laminae about nuclei...

Abstract: Volga-Ural Basin, U.S.S.R.: Rich Petroleum Systems with a Single Source Rock, by G. F. Ulmishek; #91004 (1991)

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Exploration Objectives in the Cambro-Ordovician of Kentucky: ABSTRACT

William H. McGuire

AAPG Bulletin

... toward the testing of the Knox Dolomite, is a logical extension of exploratory effort downward to the next major unconformity. The pre-Chazy...

Abstract: Basement Influence on the Structural Geology of Southern Oklahoma Inferred from Residual Aeromagnetic Maps, by T. L. Thompson, S. P. Gay, B. Hawley, and J. R. Howe; #91008 (1991)

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Abstract: Subsurface Migration of Petroleum Hydrocarbons: A Case Study of Immiscible Migration and Chromatographic Separation, by H. E. Dawson; #91009 (1991)

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Abstract: Coal Resource Assessment of Alberta, by D. Nikols, W. Langenberg, R. Eccles, and S. Treasure; #91012 (1992).

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Sedimentologic and Reservoir Characteristics of Abandoned Delta Distributary: ABSTRACT

Stephanie V. Hrabar, Paul Edwin Potter

AAPG Bulletin

... into the shallow channel prior to deposition of the flu ially derived sand. Decementation by groundwater percolating downward into the underlying carbonate...

Abstract: Aeromagnetic Confirmation of Geologic Structure in the Rough Creek Graben Region, Western Kentucky, by J. R. Howe, T. L. Thompson, and S. P. Gay; #91013 (1992).

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Size-Depth Variation in Foraminifer Cyclammina Cancellata Brady from Peru-Chile Trench Area: ABSTRACT

Fritz Theyer

AAPG Bulletin

... between 4 and 5 mm follow from 2,000 to 3,500 m, and a decreasing trend characterizes deeper samples. The mean thickness increases steadily downward...

Principles of Deltaic Prospecting: ABSTRACT

Daniel A. Busch

AAPG Bulletin

... downward at the expense of the underlying prodelta clays. All the lithologic components of a deltaic complex are related and are collectively referred...