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The AAPG/Datapages Combined Publications Database
Showing 22,489 Results. Searched 200,619 documents.
On the Formation and Occurrence of Saddle Dolomite
Bruce M. Radke, Robert L. Mathis
Journal of Sedimentary Research (SEPM)
... have trigonal symmetry, with crystal elongation at high angles to the 'c' axis. Saddle dolomite occurs as both a void-filling cement and a replacement...
1980
Abstract: Development of Mudcracks in a Partially-Dried Tropical Pond
Abdul Hadi Abd. Rahman
Geological Society of Malaysia (GSM)
... (which determines the thickness of the top mud layer), the rate and extent of drying that they undergo, and the length of exposure to drying period...
2000
ABSTRACT: Critically Tapered Wedges Above Viscous Detachments: Influence of Detachment Layer Geometry; #90013 (2003)
I. C. Higuera-Diaz
Search and Discovery.com
...ABSTRACT: Critically Tapered Wedges Above Viscous Detachments: Influence of Detachment Layer Geometry; #90013 (2003) I. C. Higuera-Diaz AAPG Search...
2003
ABSTRACT: Geostatistical Simulation of Electrical Double-Layer Properties of Clay Minerals in Shaly Sand Reservoirs (Cliff Heads Oil Field, Perth Basin, Western Australia); #90061 (2006)
Justin O. Ugbo
Search and Discovery.com
...ABSTRACT: Geostatistical Simulation of Electrical Double-Layer Properties of Clay Minerals in Shaly Sand Reservoirs (Cliff Heads Oil Field, Perth...
2006
ABSTRACT: Using Receiver Functions to Image Subcrustal Structures of Montana; #90113 (2010)
Robert T. Sirianni and Raymond M. Russo
Search and Discovery.com
..., Gainesville, FL Previous studies imaged a high velocity lower crustal layer ~25-50 km beneath the Wyoming Craton and Medicine Hat block, outcropping...
2009
SEM-Based Cathodoluminescence Imaging for Discriminating Quartz Types in Mudrocks
Kitty L. Milliken
Unconventional Resources Technology Conference (URTEC)
... of these fossil fragments. Siliceous allochems were originally opal and so, their present composition of crystalline quartz represents a replacement. Quartz...
2013
Anhydrite-Gypsum Problem of Blaine Formation, Oklahoma
J. Lawrence Muir
AAPG Bulletin
... than pressure is the most important dehydrating factor. PROBLEM OF VOLUME CHANGE It has been established by Lindgren (12) that replacement in many...
1934
Facies and Stratigraphic Controls on Velocity Anomalies in The North Madura Platform, Offshore East Java Basin
Fithra Harris Darmawan, Shakila Bt Mustaffa, Aditya Kusuma Wijaya, M Nauvall Juliansyah, Geovani Kaeng
Indonesian Petroleum Association
... by applying replacement velocity values within Wonocolo intra-reef tidal channel bodies to vertically correct imaging of the underlying formations. Velocity...
2019
Depositional Environments, Diagenesis, and Porosity of Upper Cretaceous Volcanic-Rich Tokio Sandstone Reservoirs, Haynesville Field, Claiborne Parish Louisiana
William J. Clark
GCAGS Transactions
...., 1980, Replacement Textures: American Association of Petroleum Geologists Clastic Diagenesis Short Course Notes. Walker, T. R., B. Waugh, and A. J...
1995
Gypsum-To-Anhydrite Transition in the Miocene of Southern Poland-REPLY
Alicja Kasprzyk
Journal of Sedimentary Research (SEPM)
... be summarized as follows (p. 356): (1) gypsum was the original sediment; (2) replacement of gypsum by anhydrite started in the shallow subsurface during early...
1998
Dependence of joint spacing on rock properties in carbonate strata
Carine Lezin, Francis Odonne, Gerard J. Massonnat, Gilles Escadeillas
AAPG Bulletin
.... Saruwatori, 1998, A revised model for the relationship between joint spacing and layer thickness: Journal of Structural Geology, v. 20, p...
2009
Diagenesis of Sandstones from Miocene-Pliocene Ridge Basin, Southern California
Joann E. Welton, Martin H. Link
Pacific Section SEPM
..., albite, clay and analcime cements; formation of iron oxide coatings and pyrite; and replacement by carbonate minerals. All of these diagenetic minerals...
1982
Geologic Model of San Andres Reservoir, Roberts Unit CO2 Phase Iii Area, Wasson Field, Yoakum County, Texas
James V. Bent, Jr.
West Texas Geological Society
..., cementation and replacement. Dolomite and anhydrite are the principal minerals involved. Generally, episodes of dolomitization and dissolution are important...
1992
Petrology of a Partially Dolomitized Reservoir: Blackjack Creek Field, Santa Rosa County, Florida
Hugh J. Mitchell-Tapping
GCAGS Transactions
... Societies Transactions, v. 24, p. 163-174. Barnett, M.L., 1986. Replacement geometry and fabrics of the Smackover (Jurassic) dolomite, Southern Alabama: Gulf...
1988
Phosphatic Rocks and Manganese Crusts from Seamounts in the Eez of Kiribati and Tuvalu, Central Pacific Ocean
V. Purnachandra Rao, W.C. Burnett
Circum Pacific Council Publications
..., India 285 Baturin, 1982; Hein et al., 1985). Most seamount phos phorites are thought to have formed either by replacement of carbonate or other...
1992
Lower Green River Formation in the Pleasant Valley Producing Area, Duchesne and Uintah Counties, Utah
J. A. Colburn, S. R. Bereskin, D. C. McGinley, D. M. Schiller
Utah Geological Association
... replacement and cementation have resulted in a low porosity and permeability reservoir. Completion procedures can be complicated by migration of fine particles...
1985
Clay Mineralogy and Sandstone Diagenesis of Turbidite Deposits from the Crocker Formation, Sabah, East Malaysia
Sivagnanam Sivalingam
Geological Society of Malaysia (GSM)
... are sublitharenites. Clay Mineralogy Sample number (S8) from the interbedded shale layer at Diversion Weir was analyzed for clay components. The shale bed...
1994
Improving Reliability in the Traveling Block Braking System with the Innovation of Faham as a Safety Alert Tool for Mechanical Rigs at PT Pertamina EP Sukowati Field
Jonathan Fritz Simamora, Ihsan Nur Ramdan, Agnov Irnov Felix S, Afriandi Eka Prasetya, Citra Prilyanata
Indonesian Petroleum Association
... 4 - Linear Interpolation Formula (Hipparchus, 1994). Layer of Protection Analysis (LOPA) is a method used to evaluate high-risk scenarios...
2024
Origin of Some Atypical Speleothems ("Stalagmitic Pipes") and the Role of Concomitant Dedolomitization in their Formation
Jose Rodriguez-Fernandez, Antonio J. Martin-Penela
Journal of Sedimentary Research (SEPM)
... for the calcite replacement of dolomite, but the term dedolomitization is so common in the literature that we use the term here to refer to the replacement...
1995
Microfacies of Permian-Triassic boundary layers in the Shangsi section, southwest China: details of sedimentary environment change
Dan Qiao, Marco Franceschi, Xiong Duan, Shenyuan Peng, Zhiqiang Shi
PALAIOS
... the microfacies of PTB layers at Shangsi through micropetrological and geochemical analyses. Calcite replacement in siliceous radiolarians is observed...
2025
Study on fluid discrimination method based on prestack frequency-dispersion characteristics
Lien Bian, Jun Ming, Yuxiu Wang, Qian Yu
International Meeting for Applied Geoscience and Energy (IMAGE)
... layer is stronger than that of water layer, while in the forward modeling of viscoelastic wave equation (Figure 1c), the seismic reflection amplitude...
2022
Integrate sweet spot seismic prediction with microseismic monitoring to apply to lacustrine shale in Sichuan Basin of China
Kai Xu, Zhentao Sun, Shixing Wang, Yu Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... multiple producing layers and abundant shale oil resources, which is expected to become a major replacement field for “increasing reserve and production...
2022
Syndepositional Brecciation in the Potsdam Sandstone of Northern New York State
Bruce W. Selleck
Journal of Sedimentary Research (SEPM)
.... The breccias described indicate the local breaking up of a well-cemented surface layer of quartz sand, and subsequent foundering of the clasts...
1978
Back to the Rocks: New Petrophysical Model for Siliciclastics Engaging Old Petrological Techniques, #10346 (2011)
Melissa Vallee
Search and Discovery.com
... smectite is completely altered to illite differs from one basin to another. In the current study, the transformation from smectite to a mixed layer clay I...
2011