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The AAPG/Datapages Combined Publications Database

Showing 14,355 Results. Searched 200,691 documents.

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Geochemistry and Geology of Helium: ABSTRACT

Carl A. Moore, Bijan Esfandiari

AAPG Bulletin

... is a measure of its alpha emission activity. One gram of uranium may generate 1.16 × 10-7 ml of helium in 1 year. Nearly all igneous rocks contain...

1971

Lithologic Associations and Sandstone Provinces: ABSTRACT

L. J. Suttner

AAPG Bulletin

... impossible to measure the individual effect of each. Thus attempts to reconstruct the paleogeog aphy of sandstone provinces and to compare and contrast...

1972

Sand Leakage around Rocky Headland at Niteroi, Brazil: ABSTRACT

M. D. Emmerling, W. F. Tanner

AAPG Bulletin

...) and seven samples collected from beach 2 (SW of headland) were sieved and the four moment measures were determined for each of the samples. The moment-measure...

1974

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Test-Tube Pyrolysis--Simple Technique for Identifying Yield and Maturity of Source Rocks: ABSTRACT

Fred F. Meissner, W. Jerry Koch

AAPG Bulletin

... a semi-quantitative measure of the natural oil-generating capacity of the rock. Source rocks which have been subjected to advanced stages of thermal...

1979

Theoretical and Experimental Analyses of Hydraulic Fracturing and Sonic Logging in Gas Shales: ABSTRACT

M. E. Hanson, G. D. Anderson, R. J. Shaffer, N. R. Burkhard, A. G. Duba

AAPG Bulletin

... across the interface and the finish of the interface surfaces. Experiments have been performed to measure the frictional properties of the interfaces...

1979

Graded Beds as Paleogravimetric Cameras: ABSTRACT

Steven S. Barrell

AAPG Bulletin

... can be established for the "paleogravimetric camera." In this respect it is meaningful to measure only beds deposited from currents of the same particle...

1980

Tidal-Current Sand Waves in Vineyard Sound, Massachusetts: ABSTRACT

S. R. Briggs, J. B. Southard

AAPG Bulletin

... of sand-wave crest positions were inter-compared to measure sand-wave migration. One wave at the edge of the sand-wave field was studied during...

1980

Carbon Flux from Ocean to Biosphere--Chemical Evidence from Deep-Sea Cores: ABSTRACT

Richard G. Fairbanks, Jean Claude Duplessy, Joseph T. Durazzi

AAPG Bulletin

... extrapolate these findings in modern and Pleistocene planktonic and benthic foraminifera to measure carbon fluxes in the Tertiary and Late Cretaceous. How...

1980

Development of Conceptual Model to Characterize Uncertainty in Coal Resource Estimates: ABSTRACT

David Mathew, M. A. Bauer, S. J. Tewalt

AAPG Bulletin

... estimate the range of influence of a bore hole as a measure of spacing, should aid in determining optimum spacing for a specific degree of certainty...

1980

Influence of Pore Geometry on Future Enhanced Recovery in Ordovician (Red River) Carbonate Reservoirs at Cabin Creek Field, Montana: ABSTRACT

Kenneth Ruzyla, Gerald M. Friedman

AAPG Bulletin

... size, a statistical measure of pore geometry, was found to increase as porosity increased. Using this relation and electric log porosity values...

1981

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