Effect of phycosiphoniform burrows on shale hydrocarbon reservoir quality

Małgorzata Bednarz, Duncan McIlroy

AAPG Bulletin

... in terms of animal activity alteration. Bc = burrow core composed of clay minerals that have been mineralogically altered; Bh = burrow halo composed...

Recognition of Primary Facies Characteristics of Evaporites and the Differentiation of These Forms from Diagenetic Overprints

B. Charlotte Schreiber, Mark S. Roth, Marc L. Helman

Special Publications of SEPM

... to examine core and outcrop material in order to accurately work out the environIt ment(s) of deposition and some of the subsequent diagenetic history...

Stress-Dependent Permeability Anisotropy and Wettability of Shale Resources

Mehdi Mokhtari, Adel A. Alqahtani, Azra N. Tutuncu, Xiaolong Yin

Unconventional Resources Technology Conference (URTEC)

... of salinity on wettability alteration from water wet to intermediate gas wet case. They found out that NaCl increases water wetting when the core samples...

Deposition and Diagenesis of an Upper Pennsylvanian Cyclothem from the Lansing-Kansas City Groups Hitchcock County, Nebraska

B. E. Prather

Tulsa Geological Society

... to nonmarine environments. Core data and an isopachous map of the Upper Shale unit suggest that several shoal-water sand bars existed in the area of Hitchcock...

A Review of Talang Akar Formation (Oligo-Miocene) Reservoirs in the Offshore Areas of Southeast Sumatra and Northwest Java

Raymond Young, Christopher D. Atkinson

Indonesian Petroleum Association

... as subarkoses, sublitharenites and, more rarely, arkoses and litharenites. The diagenesis consisted mostly of feldspar alteration and compaction...

Facies Reconstruction of a Late Pleistocene Cypress Forest Discovered on the Northern Gulf of Mexico Continental Shelf

Suyapa Gonzalez, Samuel J. Bentley, Sr., Kristine L. DeLong, Kehui Xu, Jeffrey Obelcz, Jonathan Truong, Grant L. Harley, Carl A. Reese, Alicia Caporaso

GCAGS Transactions

... stratigraphy and mode of forest preservation. This study focuses on analysis of the longest and most stratigraphically complete vibracore, DF–1 (4.78 m...

Methodology for Exploring Carbonate Reservoirs in West Siberia

N. P. Zapivalov

Petroleum Geology: A Digest of Russian Literature

... the section. Core studies showed this to be due to post-depositional alteration arising from a whole series of factors - tectonic, pressure-temperature...

Abstract: Age and Petrochemistry of Rocks from the Aucoin Gold Prospect (NTS 13N/6) Hopedale Block, Labrador: Late Archean, Alkali Monzodiorite-Syenite Hosts Proterozoic Orogenic Au-Ag-Te Mineralization

Hamish A. I. Sandeman, Vicky J. McNicoll

Atlantic Geology

... wide) proximal to and within the ≤5 m thick, SE-trending shear zone associated with chlorite-ankerite-epidote-talc ± phengite alteration. Elevated gold...

Origin of Formation Water Salinity Variation in Ultra-Low Permeability Clastic Reservoirs

Search and Discovery.com

Sedimentological Control of Diagenetic Processes of the Tidal Sandstones of the Upper Cape Hay Formation (Permian, Bonaparte Basin, Australia): Impact on the Reservoir Properties of the Petrel Gas Field

Search and Discovery.com

Abstract: CHILTAN LIMESTONE AT ZIARAT NALA SECTION AND ITS RESERVOIR POTENTIAL IN WESTERN SULAIMAN AND KIRTHAR RANGES: AN ELEMENTARY APPRAISAL; #90149 (2012)

Riaz A. Sheikh, Muhammad Ishaq Saqi, and Muhammad Athar Jamil

Search and Discovery.com

...). These solutions formed replacement dolomites with inclusions rich inner core. Subsequent dissolution should have led to generation of significant moldic...

Abstract: Impact of Varying Stress on the Flow of Gas and Brine through Proppant-Packed Fractured Shale Samples: A Micro-Scale Experimental Investigation; #90319 (2018)

Maziar Arshadi, Mohammad Piri, Mohammed Sayed

Search and Discovery.com

... confining stresses of up to 5,000 psi are presented in this paper. We use a miniature core-flooding apparatus integrated with a high-resolution X-ray...

Authigenesis of Titania Minerals and the Mobility of Ti: New Evidence from Pro-Deltaic Sandstones, Cretaceous Scotian Basin, Canada

Georgia Pe-Piper, Atika Karim, David J.W. Piper

Journal of Sedimentary Research (SEPM)

...., and Franke, C., 2009, Diagenetic alteration of natural Fe-Ti oxides identified by energy dispersive spectroscopy and low temperature magnetic...

Upper Jurassic Carbonate Rocks in Northeastern Texas and Adjoining Parts of Arkansas and Louisiana (1)

Kendell A. Dickinson

GCAGS Transactions

... principally from thin-section study. Thin sections were made from 44 core samples and 111 rotary drill samples. Sample logs, electric logs, core descriptions...

An Assessment of the Late Holocene Record of Severe Storm Impacts from Lake Shelby, Alabama

W. Joe Lambert, Paul Aharon, Antonio B. Rodriguez

GCAGS Transactions

... Coast Region of the United States: Baton Rouge: Franklin Press, p. 38-47. Macko, S. A. and Estep, M. L. F., 1984. Microbial alteration of stable...

Geochemistry and Habitat of Natural Gases in Po Basin, Northern Italy

Luigi Mattavelli , Teodoro Ricchiuto , Dario Grignani , Martin Schoell

AAPG Bulletin

... alteration of kerogen in deep-sea sediments by basaltic sill intrusion, in Y. Lancelot and E. Seibold, eds., Initial Reports of the Deep Sea Drilling...

Factors Controlling Permeability Variation in Onshore, Deep Paleogene Wilcox Sandstones in the Northern Gulf of Mexico Basin: Targeting High-Quality Reservoirs

Shirley P. Dutton, Robert G. Loucks, William A. Ambrose

GCAGS Journal

..., Robert G. Loucks, and William A. Ambrose Figure 1. Distribution of wells with core-analysis data from onshore Wilcox sandstones. Wells with thin...

Stratigraphy and Source Potential of the Smackover Formation in the Northern Manila Embayment, Southwest Alabama

William J. Wade , Roger Sassen , Elizabeth W. Chinn

GCAGS Transactions

.... 23-29. Cunningham, A. E., 1984, Lithofacies, depositional environments, and diagenetic alteration of the Smackover Formation in the Manila Embayment...

Miocene marine calcite concretions: a collaboration of microbial and inorganic processes?

Donald F. McNeill, Megan E. Smith, Matthew Ponce, Peter K. Swart, James S. Klaus

Journal of Sedimentary Research (SEPM)

.... Preservation of soft grains, organic remains, and delicate fossils is exceptional in most concretions, due to an early, extensive pore-filling...

Carbonate Lakes in Closed Basins: Sensitive Indicators of Climate and Tectonics: An Example From The Gettysburg Basin (Triassic), Pennsylvania, USA

Carol B. De Wet, Daniel A. Yocum, Claudia I. Mora

Special Publications of SEPM

... of lacustrine evidence of S bivalve strata pedogenic within the Rife Farm borehole alteration is noted with a dark core triangle drilled...

Anhydrite, Gypsum, and Halite: Some Useful Criteria for Interpreting their Generation, Distribution and Modification with Reference to Potential Petroleum Reservoir Rocks

Perry O. Roehl

Bulletin of South Texas Geological Society

...), Figure 19. Bulk mineral analyses of these sediments and alteration products are given by core number, Figure 20, with the seaward sequence listed from...

Petroleum Geology and Geochemistry of Middle Proterozoic McArthur Basin, Northern Australia II: Assessment of Source Rock Potential

I. H. Crick , C. J. Boreham , A. C. Cook , T. G. Powell

AAPG Bulletin

...., and T. G. Powell, 1987, Sources and preservation of organic matter in the Toolebuc Formation, eastern Australia: Organic Geochemistry, v. 11, p. 433-449...

Sedimentology of the Joulters Cays Ooid Sand Shoal, Great Bahama Bank - Dissertation

P.M. (Mitch) Harris

Search and Discovery.com

... Cementation. 102 Preservation of Microborings . 102 106 Mud. Distribution. • Composition 106 ~ lit • • • • • Sediment Distribution • 109 113...

Marine and Meteoric Diagenesis of Pleistocene Carbonates from a Nearshore Submarine Terrace, Oahu, Hawaii

C.E. Sherman, C.H. Fletcher, K.H. Rubin

Journal of Sedimentary Research (SEPM)

... alteration than the younger limestones of zone 3. The zone 2 massive-coral facies displays a broader range of preservation than the adjacent...

Origin of Siderite Concretions in Microenvironments of Methanogenesis Developed in a Sulfate Reduction Zone: An Exception or a Rule?

Maciej J. Bojanowski, Euan N.K. Clarkson

Journal of Sedimentary Research (SEPM)

... in the concretions examined by the preservation of primary textures such as zoning of siderite crystals. Moreover, isotopic resetting due to secondary alteration...