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The AAPG/Datapages Combined Publications Database
Showing 22,460 Results. Searched 200,357 documents.
Texture and Composition of Cave Rock Phosphate in Peninsular Malaysia
Aw Peck Chin
Geological Society of Malaysia (GSM)
... phosphate namely encrusted phosphate, replacement phosphate and sedimentary phosphate are described and discussed in terms of their relative...
1990
Evaporites and Petroleum: REPLY
Christopher G. St. C. Kendall
AAPG Bulletin
.... A. Kudryavtsev presents the interesting concept that most of the major salt bodies of the world were formed by metasomatic replacement of sedimentary...
1971
Diagenetic Clay Mineral Composition as a Function of Pressure, Temperature, and Chemical Activity
B. Velde, E. Nicot
Journal of Sedimentary Research (SEPM)
...), Electron microprobe analyses are made together with X-ray-diffraction determinations of diagenetic mixed-layer clays, which have an R3-type structure...
1985
Diagenesis of Cotton Valley Sandstone (Upper Jurassic), East Texas: Implications for Tight Gas Formation Pay Recognition
William A. Wescott
AAPG Bulletin
... of unstable grains followed by precipitation of phyllosilicates, (4) precipitation of calcite in relict primary and secondary pores, and (5) replacement...
1983
Diagenesis of Flint and Porcellanite in the Maastrichtian Chalk at Stevns Klint, Denmark
Heine Buus Madsen, L. Stemmerik
Journal of Sedimentary Research (SEPM)
...) No. 6. (June) Flint is common in many successions, but since the nodules can be the result of a series of replacement and void filling processes...
2010
Weathering of Silicate Minerals: DISCUSSION
C. P. Gravenor , G. J. Govett
AAPG Bulletin
... on the replacement of cations by hydrogen ions (see following section on alternate proposals on the dissolution of silicate minerals). Hence, in natural systems...
1958
CREATION OF THE DEVONIAN DOLOMITES
PAUL J. LEWIS, JEROLD K. ELLIOTT
Montana Geological Society
.... The position of a given layer of rock in the previous sediments influenced the accessibility of the hyper-saline waters to that particular rock...
1962
-- no title --
user1
Search and Discovery.com
..., with the forward modeling curves of the gas layer and dry layer derived through fluid replacement. The middle showcases the reflection when only shale exists...
Unknown
Abstract: Horizontal Well Completion Technology for Improved Heavy Oil Production; #90187 (2014)
Denis Yang and Lawrence Macaraeg
Search and Discovery.com
... operating time for operators by conducting fluid replacement and acid pickling simultaneously after lowering down the completion string. Staged...
2014
Diagenesis of Pennsylvanian Limestones, Upper Pecos Valley, New Mexico
Raymond Sidwell, G. Frederick Warn
Journal of Sedimentary Research (SEPM)
... to metasomatic replacement include the medium-bedded crystalline and fragmental varieties. Thin sections and photomicrographs show that diagenesis of various...
1954
Early Diagenetic Chert in the Marble Falls Group (Pennsylvanian) of Central Texas
Jerome N. Namy
Journal of Sedimentary Research (SEPM)
... and as replacement products for carbonate allochems. Preservation of incipient carbonate cement, stabilized at the margins of pore spaces when microquartz...
1974
Evaporites and Petroleum: REPLY
Robert F. Schmalz
AAPG Bulletin
... replacement and brine alterations of preexisting rocks, but his conclusion that, "^hellip it is possible to state with confidence that the marine...
1971
Seasonal Groundwater Withdrawal in Southwestern Louisiana: Implications for Land Subsidence and Resource Management
Jeffrey A. Nunn
GCAGS Transactions
... and is an undifferentiated, massive sand. In the southern part of the study area, the aquifer is divided by a thick clay layer into upper and lower...
2010
Star: Shallow Time Anomaly Replacement
Michael O. Marcoux, Lee Lu
Southeast Asia Petroleum Exploration Society (SEAPEX)
...Star: Shallow Time Anomaly Replacement Michael O. Marcoux, Lee Lu 1982 37 44 The presence of spatially varying low velocity thin layers in the near...
1982
Imaging Complex Structures in Colombia Full Wave Equation Migration Approach
Hector A. Alfonso, Luis E. Rojas, Weizhong Wang, Jie Zhang, Oz Yilmaz
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... and the subsurface. Also, we determined the replacement velocity taken as the lateral average of the velocities along the intermediate datum. For quality...
2008
Silicification of Trace Fossils in Carbonates: Evidence from the Permian Kaibab Formation, Southwestern Utah
Katherine J. Whidden, David J. Bottjer
Pacific Section SEPM
... ions then act as nuclei for the precipitation of silica, either as a direct replacement of carbonate, or in adjacent void spaces. Due to continued...
1989
Reversing the Decline - What Contributes to Quality Assessment for Enhanced Oil Recovery Projects?
Eugene E. Wadleigh
Wyoming Geological Association
... and replacement processing is stressed, and sensitivity simulation shows the impact of formation thickness and oil mobility on recovery efficiency. Quantification...
2003
Replacement of Aragonite by Calcite in Sediments from the San Cassiano Formation (Italy)
S. Frisia Bruni , H.-R. Wenk
Journal of Sedimentary Research (SEPM)
...Replacement of Aragonite by Calcite in Sediments from the San Cassiano Formation (Italy) S. Frisia Bruni , H.-R. Wenk 1985 Vol. 55 No. 2. (March...
1985
Origin of Uraniferous Phosphatic Beds in Wilkins Peak Member of Green River Formation, Wyoming
L. V. Mott , J. I. Drever
AAPG Bulletin
... by replacement of calcite during times of flooding of the normally highly saline lake. The flood waters bring in phosphorus and cause a decrease in both...
1983
Post-Compactional Calcitization of Molluscan Aragonite in a Jurassic Limestone from Saskatchewan, Canada
A. C. Kendall
Journal of Sedimentary Research (SEPM)
... system until relatively late in the sediment's diagenetic history. BATHURST, R. G. C., 1964, The replacement of aragonite by calcite in the molluscan...
1975
ABSTRACT: Mesodolomite formation as a result of layer parallel shortening and secondary porosity development by cooling of formation waters or cooling due to thrust emplacement: an example from the Canadian Foreland Fold and Thrust Belt; #90011 (2002)
R. Swennen, J. L. Faure, K. Osadetz, Ph. Robion, K. Herbos, F. Roure
Search and Discovery.com
...ABSTRACT: Mesodolomite formation as a result of layer parallel shortening and secondary porosity development by cooling of formation waters...
2002
Esso Pipeline Replacement Project
Dilip Bapat, David Standfield
Australian Petroleum Production & Exploration Association (APPEA) Journal
...Esso Pipeline Replacement Project Dilip Bapat, David Standfield The APPEA Journal 2018, 58, 674–678 Extended abstract https://doi.org...
2018
Dissolution of Quartz Accompanying Carbonate Precipitation and Cementation in Reefs: Example from the Red Sea
Gerald M. Friedman, Syed A. Ali , David H. Krinsley
Journal of Sedimentary Research (SEPM)
.... 1966. Corvallis, Oregon, p. 87-96. KASHIK, S. A., 1965, Replacement of quartz by calcite in sedimentary rocks: Geochemistry International, v. 2, p...
1976
Anitmony Potential of Thailand
Kasem Chancharoonpong
Circum Pacific Council Publications
... of the deposits are veins, pockets, and associated replacement bodies; some are residual deposits. All of the known deposits are at the surface and appear to extend...
1982
Formation of Silica Cement and its Replacement by Carbonates
G. D. Sharma
Journal of Sedimentary Research (SEPM)
...Formation of Silica Cement and its Replacement by Carbonates G. D. Sharma 1965 Vol. 35 No. 3. (September), The paragenetic history...
1965