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The AAPG/Datapages Combined Publications Database
Showing 26,134 Results. Searched 200,636 documents.
Preservation of Reservoir Quality by Chlorite Coats in Deep Tuscaloosa Sandstones, Central Louisiana, U.S.A.
Shirley P. Dutton, Marilyn E. Hutton, William A. Ambrose, A. Taylor Childers, Robert G. Loucks
GCAGS Journal
... chlorite coats on detrital grains in some Upper Cretaceous Tuscaloosa sandstones preserve porosity by inhibiting quartz cementation, but sandstones...
2018
Abstract: Lithologies at the Pennsylvanian/Pre-Pennsylvanian contact in New Brunswick
M.C. Graves
Atlantic Geology
... rocks of three varieties - (2a) Boss Point Formation thick sandstone-siltstone-shale sequences, (2b) quartz-pebble conglomerate and (2c) clean, quartz...
1982
Abstract: Composition and depositional environment of the Albert Formation oil shales, New Brunswick
W. D. Smith
Atlantic Geology
... of quartz, clays and analcite. Dolomite is usually absent or less than 5% of the mineral matter. Exinitic organic matter forms a small proportion...
1984
Abstract: Geochemistry, Mineralogy and Absolute Ages of a Caribbean Sediment Core
E. Bonatti, K. Bostrum, B. Eyl, E. Rona
GCAGS Transactions
...), Chemical and mineralogical variation were studied in a core dated by the Io/Pa method. During interglacial periods the content of detrital minerals (quartz...
1969
Abstract: The Devono-Carboniferous and Carboniferous Plutons of the Eastern Cobequid Highlands
Denise Turner, Georgia Pe-Piper, J. Brendan Murphy
Atlantic Geology
... and equigranular. They consist of plagioclase, hornblende, opaques, minor amounts of quartz, alkali feldspar, apatite, epidote, zircon and sphene...
1988
Abstracts of Theses: Dimensional Grain Orientation of Ordovician Turbidite Greywackes
Diane Onions
CSPG Bulletin
...) This study describes the analysis of orientation of elongate quartz grains in turbidite greywackes of the Normanskill Formation, (Ord.) New York...
1968
Abstract: Petrology of Catahoula Sandstones in East Texas, by John Scheldt, William C. Ward; #90967 (1977).
Search and Discovery.com
1977
Depth-Porosity Relationships in the Viking and Cardium Formations of Central Alberta
M. B. Thomas, T.A. Oliver
CSPG Bulletin
... with increasing depth of burial in the Viking sandstones is due primarily to mechanical compaction, chemical compaction and quartz-overgrowth...
1979
Vein Formation in Relation to Burial Diagenesis in the Miocene Monterey Formation, Arroyo Burro Beach, Santa Barbara, California
Peter Eichhubl, James R. Boles
Pacific Section SEPM
..., based on the heavy 613C composition of dolomite cement. The second vein set, cemented by quartz, apparently accompanied opal-CT dissolution and quartz...
1998
Abstract: Diagenesis of a Tight Gas Formation: The Jurassic Cotton Valley Sandstone, East Texas Basin
William A. Wescott
GCAGS Transactions
... Valley sandstones are generally very fine-grained, well-sorted quartz arenites and subarkoses. Principal framework constituents are monocrystalline...
1984
Fluid evolution and mixing in the Gays River carbonate-hosted Zn-Pb deposit and its surrounding barren areas, Nova Scotia
G.-X. Chi, M. M. Savard
Atlantic Geology
... (preore), sphalerite (syn-ore), calcite and quartz (syn- to post-ore) from the Gays River Zn-Pb deposit and its sur rounding barren carbonates...
1995
Graphite in the Cretaceous of Southern Illinois: NOTES
Raymond S. Shrode
Journal of Sedimentary Research (SEPM)
... diffraction examination.(FOOTNOTE 2) It occurs as free grains (fig. 1), is included in muscovite grains (fig. 2), and is included in quartz grains...
1954
An Occurrence of Authigenic Xenotime: NOTES
Gordon Gastil
Journal of Sedimentary Research (SEPM)
... for xenotime. The crystals of xenotime occur between the detrital grains of quartz and feldspar, and within the cement of specular hematite...
1954
ABSTRACT: Quantitative Petrographic Analysis of Cretaceous Sandstones from Southwest Montana, by T. S. Dyman, K. B. Krystinik, and K. I. Takahashi; #91043 (2011)
Search and Discovery.com
2011
Use of Post-Diagenetic Zonality for Prediction of Oil-Gas Productivity (in the Example of Central Cis-Caucasus)
S. S. Kolesneva
Petroleum Geology: A Digest of Russian Literature
... and regeneration of quartz with development of deeply embayed grains, mechanical deformation of the feldspar, plastic deformation of mica...
1976
ABSTRACT: The occurrence, distribution and influence of authigenic clays in reservoir rocks of Agbada Formation, Niger Delta
Olugbenga A. Ehinola, Olusola R.Yussuf
The Society for Organic Petrology (TSOP)
... streaks or finely dispersed units in some of the samples. XRD results show that the abundant clay minerals are kaolinite (40%), Quartz (32%), Illite (20...
2010
Minerals Associated with Lower Pennsylvanian Conglomerate, Lawrence County, Indiana
Jack A. Sunderman, Seymour S. Greenberg
Journal of Sedimentary Research (SEPM)
... with quartz conglomerate of the early Pennsylvanian Mansfield Formation in southwestern Lawrence County, Indiana. Halloysite is found as lenses...
1960
ABSTRACT: Preliminary Statistical Analysis and Provenance Trends in Desmoinesian Sandstones from Central and Eastern Oklahoma, by T. S. Dyman; #91038 (2010)
Search and Discovery.com
2010
Abstract: Petrology and geochemistry of granitoids, Mandalgobi area, central Mongolia
Y. Majigsuren, Antonio Alberti
Atlantic Geology
... types contain large (cm-size) alkali feldspar crystals set in a fine-grained, leucocratic quartz-rich matrix. The chemical composition of these granitoids...
2006
Corrosion of Minerals by Oils and Bitumens
R. S. Sakhibgareyev
Petroleum Geology: A Digest of Russian Literature
... continuous-discontinuous formation of oil pools carbonate minerals (except siderite) and quartz are corroded not by oils and bitumens, as had been supposed...
1978
ABSTRACT: Rate of Sea Level Rise as a Control on Physical versus Biological Sedimentation: Examples from Holocene of South Florida, by Randall W. Parkinson; #91038 (2010)
Search and Discovery.com
2010
2010
Abstract: A petrographic, geochemical, and geochronological study of the southern Numok Intrusive Suite, Labrador
Andrea MacFarlane, Greg Dunning, Alana Hinchey
Atlantic Geology
... in the southern Numok Intrusive Suite: a biotite-hornblende quartz monzonite to monzonite phase and a biotite-hornblende monzogranite phase. Major element...
2010