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The AAPG/Datapages Combined Publications Database

Showing 11,101 Results. Searched 200,691 documents.

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Permian Rotliegendes of Northwest Europe Interpreted in Light of Modern Desert Sedimentation Studies

K. W. Glennie

AAPG Bulletin

... and results in transport in suspension, by saltation, or by surface creep (Bagnold, 1941). With removal of the finer weathering products by the wind...

1972

HISTORY OF URANIUM EXPLORATION IN NORTHERN SASKATCHEWAN WITH SPECTAL REFERENCE TO THE CHANGING IDEAS OF METALLOGENESIS

L.S. Beck

Saskatchewan Geological Society

... pitchblende mineralization. These data refute a simple near-surface supergene mechanism and support an origin involving circulation of mineralizing fluids...

1977

An introduction to chert reservoirs of North America

James P. Rogers, Mark W. Longman

AAPG Bulletin

... that differential weathering and porosity enhancement/preservation are commonly controlled by structural history at the unconformity surface. Although...

2001

Land, Marine and Transition Zone Seismic Operations in PPL 123, Papua New Guinea

Alan G. Fenwick, Robert J. Paul

Papua New Guinea (PNG) Petroleum Convention Proceedings

... terrain corrections. Since the free-air elevation correction represents a magnitude of 0.09406 mgal per foot (Nettleton, 1971), and given the proposed...

1993

Pennsylvanian and Permian Stratigraphy of the Paradox Salt Embayment

George Herman, Seymour L. Sharps

Utah Geological Association

..., and by early Des Moines time all but the northwestern part of the Paradox Salt Embayment was covered. Because of the low elevation...

1956

Depth of bedrock in the Seal Cove river valley, Newfoundland: a geophysical case study

E. Scott Schillereff, Hugh Miller, John E. Gale

Atlantic Geology

... to eliminate elevation corrections when reducing data. Reverse profiles were not done as the exposed glaciated granite surfaces on the valley floor were...

1987

Geologic Overview, Coal Deposits, and Potential for Methane Recovery from Coalbeds--Powder River Basin

R. Choate, C. A. Johnson, J. P. McCord

AAPG Special Volumes

... formed many resistant baked rock and red clinker layers that cap ridges and divides. Average surface elevation in Powder River Basin is 5,000 ft...

1984

Burdick Field

Daniel F. Merriam

Kansas Geological Society

... Leading to Discovery The discovery well was drilled on an old surface reconnaissance structure map. Discovery The Burdick field was opened...

1960

Hallet Field

Douglas L. Beene

Kansas Geological Society

... of 4693 feet with a rotary bushing elevation of 2526 feet. The well was perforated at 4628–38, 4614–22, and 4600–10 and treated with 500 gallons...

1965

Narraguinnep Springs (Gas), T. 40 N., R. 16 W., NMPM, Dolores County, Colorado

George Roth

Four Corners Geological Society

... of Geologists, p. 111–142. Operators’ records. Geology Regional Setting: Southeast flank, Paradox Basin Surface Formations: Cretaceous, Dakota Sandstone...

1983

Oil-Gas Potential of Paleozoic Sediments of Vostochnoye Field (Novosibirsk Region)

O. O. Abrosimova, S. V. Ryzhkova

Petroleum Geology: A Digest of Russian Literature

... - number, denominator - elevation of top of Paleozoic, m; 10-probable outline of oil pool. Numbers in circles - thickness of intensively disintergrated...

1999

Influence of Climate and Dolomite Composition on Dedolomitization: Insights from a Multi-Proxy Study in the Central Oman Mountains

Veerle Vandeginste, Cedric M. John

Journal of Sedimentary Research (SEPM)

... dedolomitization event affecting the stratabound dolomite only, and a more pervasive Pleistocene-Holocene alteration phase associated with surface weathering...

2012

Franklin and Hueco Mountains, Texas

Lloyd A. Nelson, Berte R. Haigh

West Texas Geological Society

... of the Franklin Mountains. The surface of La Mesa is nearly level, with practically no drainage lines except the short steep—sided arroyos near the Rio...

1958

Helminthopsis and Cylindrichnun Ichnoguilds from Miocene Thin-Bedded Turbidites, Tierra Del Fuego, Argentina

E.B. Olivero, M.I. López Cabrera

PALAIOS

... as short as 70 m (Fig. 3B). Dominant pre-depositional trace fossils comprise a low diversity ichnoassemblage of near-surface to very shallow tier...

2023

Origin and Recognition of Fractures, Breccias, and Sediment Fills in Paleocave-Reservoir Networks

Robert G. Loucks, C. Robertson Handford

West Texas Geological Society

... and ancient cave systems. Cave processes can be divided into near-surface and deep-burial processes. Near-surface processes include solutional...

1996

Relationships of Modern Gypsum Nodules in Sabkhas of Loess to Compositions of Brines and Sediments in Northern Egypt

Yehia A. Ali , Ian West

Journal of Sedimentary Research (SEPM)

.... Low-Mg calcite is dominant near the surface, but aragonite and high-Mg calcite increase in proportion with depth (Hassouba and Shaw 1980...

1983

Characterizing a weathering profile over quartz-mica schists in undulating terrain in Peninsular Malaysia

John Kuna Raj

Geological Society of Malaysia (GSM)

... weathering to form residual soils (Komoo & Mogana, 1988). The total absence of fresh meta-sedimentary bedrock at surface outcrops, and in boreholes...

2022

Petrology of Minturn Formation, East-Central Eagle County, Colorado

Sam Boggs, Jr.

AAPG Bulletin

... of some anhydrite at the surface suggests that the gypsum may have been derived from original anhydrite deposits by surface-weathering processes...

1966

The Silver Lining on 3D Seismic Acquisition Challenges during the Pandemic Covid19: The Application of 5D Interpolation to Fill in Data Gaps

Pramuditya Dwi Permana, Agi Robby Rizaldi, Afrizon Setiawan, Hendarman

Indonesian Petroleum Association

... locations on the surface by receivers. Several things such as noise, elevation effect, weathering layer, offset, etc. obtained during acquisition must...

2023

Chalk Dolomitization Beneath Localized Subsiding Tertiary Depressions in a Marginal Marine Setting in the Paris Basin (France)

Medard Thiry, Franck Hanot,, Catherine Pierre

Journal of Sedimentary Research (SEPM)

... surface data of deep-sea sediments: Sedimentology, v. 45, p. 755-770. BUDD, D.A., 1997, Cenozoic dolomites of carbonate islands: their attributes...

2003

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