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The AAPG/Datapages Combined Publications Database
Showing 22,489 Results. Searched 200,616 documents.
Diagenesis of Unconformity Semi-Weathered Rock Layer and Its Influence on Reservoir Physical Property: A Case of Unconformity on the Top of Triassic in Xia 9 Wellblock, Junggar Basin, NW China
Search and Discovery.com
N/A
The Salt Layer as Important Key to the Pernambuco Plateau Petroleum System, NE Brazil
Search and Discovery.com
N/A
Structure and Morphogenesis of Microstromatolites from the Transvaal Supergroup, South Africa
William P. Lanier
Journal of Sedimentary Research (SEPM)
.... This study documents a new "microstromatolite" assemblage from carbonate-replacement black chert of the 2.3 Ga Transvaal Supergroup, South Africa...
1988
Capturing Interwell Scale Heterogeneity from Process-Based Modelling for Reservoir Flow Simulations: A Study of the Middle Triassic Latemar Platform, Dolomites, North Italy; #40793 (2011)
Graham Felce, Fiona Whitaker, Gregory Benson, and Tom Leadbeater
Search and Discovery.com
... synthetic platforms and evaluate approaches to layer aggregation. CARB3D+ simulations of the Latemar platform successfully replicate the 3D distribution...
2011
Permeability of upper Wolfcamp lithofacies in the Delaware Basin: The role of stratigraphic heterogeneity in the production of unconventional reservoirs
Sebastian Ramiro-Ramirez, Athma R. Bhandari, Robert M. Reed, and Peter B. Flemings
AAPG Bulletin
... flow model to examine the role of high-permeability layers in drainage at the completion scale. Flow is focused through the permeable layer, resulting...
2024
Origin of Satin Spar Veins in Evaporite Basins
Thomas C. Gustavson, Susan D. Hovorka, Alan R. Dutton
Journal of Sedimentary Research (SEPM)
... of satin spar fibers (Fig. 2). Three stages of deformation are envisioned as a layer of salt undergoes horizontal dissolution beneath jointed sedimentary...
1994
Eggshell Fragments from the Jurassic Morrison Formation of Colorado
Karl F. Hirsch, Robert G. Young, Harley J. Armstrong
Grand Junction Geological Society
...:173–182. Bruni, S.F., and Wenk, H.-R., 1985, Replacement of aragonite by calcite in sediments from the San Cassiano Formation (Italy): Journal...
1987
Organic and Inorganic Constituents of the Niobrara Formation in Weld County, Colorado
William F. Precht, Richard M. Pollastro
Special Publications of SEPM
... and pyrite replacement within burrows (Owt Creek No. 13, 7079'). (c) Disconformabte contact between Fort Hays Limestone above Codett Sandstone Member...
1985
Ecological Changes in a Massive Fresh-Water Clay Sequence
J. M. Coleman
GCAGS Transactions
... foot layer of swamp clays. Large carbonate and iron concretions, finely disseminated iron cement, and replacement of organic fragments by iron oxides...
1966
Base-Metal Concentration in a Density-Stratified Evaporite Pan
P. Sonnenfeld , P. P. Hudec , A. Turek , J. A. Boon
AAPG Special Volumes
... by occasional storms provide an upper layer of low-salinity water. Because of the high density of the brine, seawater is considered not to percolate...
1977
Fracture-Porosity Identification from Anisotropy AVO and Fluid Substitution Modelling in Seismic 2D Data
Septian Prahastudhi, Tenny Octaviani, Ayi Syaeful Bahri, Yulia Putri Wulandari
Indonesian Petroleum Association
... properties of crack (D) and anisotropy gradient (Gan). The crack properties can be computed after fluid replacement modeling using Gassmann Equation to find...
2012
Seismic Imaging in Anisotropic Media. or... "A Better Way to Moveout and Migrate Long Offset Data"
Rolf Klotz, Martin Bayly, Sue Downie, Swee Leng
Indonesian Petroleum Association
... velocity varying from layer to layer. When seismic energy propagates through these layers at a non normal angle it obeys Snell's Law and therefore...
2000
Feldspathized Shales from Minnesota
Malcolm P. Weiss
Journal of Sedimentary Research (SEPM)
... mica, 3; collophane. 2; detrital (?) feldspar. 1: calcite. 1; and limonite, 1 percent. Both the collophane and calcite locally show partial replacement...
1954
A Quantitative Model for Salt Deposition in Actively Spreading Basins; #30117 (2010)
Bernard Montaron and Paul Tapponnier
Search and Discovery.com
... on seismic measurements of evaporite layer thicknesses, basin geometry and plate separation rate. We discuss results concerning the main salt deposits...
2010
Climatic Influence on Fountain Sedimentation in the Manitou Embayment
Lee J. Suttner
Rocky Mountain Section (SEPM)
... is kaolinite; chlorite, smectite, (including mixed-layer varieties) and illite are subordinate and quartz, various carbonate minerals and iron oxides...
1984
Petrology of the Post-St. Peter Ordovician, Northern Arkansas
Tom Freeman
Tulsa Geological Society
... within interrhomb secondary pores. The dolomite is clearly authigenic as evidenced by its partial replacement of fossils (Fig. 1). Freeman (1965) argued...
1966
New Evidence Concerning Age of Spavinaw Granite, Oklahoma: GEOLOGICAL NOTES
W. E. Ham , R. H. Dott
AAPG Bulletin
... crystal form, are found locally coating solution pockets, as a filling in brecciated beds, in thin veins, and as irregular replacement bodies of small size...
1943
Stratigraphy and Petrology of the Morrison Formation (Jurassic) of the Canon City, Colorado, Area
Lawrence L. Brady
Journal of Sedimentary Research (SEPM)
... be observed in several thin sections (fig. 4B). In several thin sections there is staining and replacement of the calcite by hematite in some areas...
1969
Limestone Conglomerates (Recent and Cretaceous) in Southern Florida: GEOLOGICAL NOTES
Joseph E. Banks
AAPG Bulletin
... the ostracods. Below this layer of sand is more loose gravel. It is easy to see in cross section that the sediment on top of Molasses reef has peak...
1959
Detrital Grains: Rock Fragments
AAPG Special Volumes
... filling or replacement fabric in sedimentary rocks. Here the chalcedony is surrounded by carbonate cement crystals. As with cherts, a wide variety...
1979
Secondary Ferroan Dolomite Rhombs in Oil Reservoirs, Chadra Sands, Gialo Field, Libya: GEOLOGIC NOTES
Zuhair Al-Shaieb, John W. Shelton
AAPG Bulletin
... is present as patchy replacement of glauconite and fossil fragments. Phosphate is present as nodules, shark teeth, bone, and Lingula fragments. Clay...
1978
Belridge Giant Oil Field, Diatomite Pool-- Learnings from an Unusual Marine Reservoir in an Old Field, by Malcolm E. Allan, Mahmood Rahman, and Barbara A. Rycerski, #20043 (2006).
Search and Discovery.com
2006
Diagenesis, Reservoir Quality, and Production Trends of Doig Formation Sand Bodies in the Peace River Area of Western Canada
Richard G. Harris, R. Marc Bustin
CSPG Bulletin
... to identify in the majority of samples. The characteristic fibrous and two-layer inner structure of individual bioclasts, and the shape and packing...
2000
Petrography and Diagenesis of Cherts From Lake Magadi, Kenya
Kathryn A. Schubel , Bruce M. Simonson
Journal of Sedimentary Research (SEPM)
... to the presence of 10-20 µm spherical aggregates of plate-like crystals. This pseudomorphing implies direct volume-for-volume replacement of magadiite by quartz...
1990
Intracrystalline Alteration of Low-Magnesian Calcite Cement in the Devonian Pillara Formation, Canning Basin, Western Australia
Vicki A. Pedone , J. A. D. Dickson , William J. Meyers
Journal of Sedimentary Research (SEPM)
... Geologists, v. 75, p. 1018-1038. WARD, W.B., 1995, Multiple replacement of calcite by calcite in the Wolfcampian Laborcita Fm., Sacramento Mountains...
1994