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The AAPG/Datapages Combined Publications Database
Showing 3,040 Results. Searched 200,636 documents.
Escape traces associated with Rafinesquina alternata, an Upper Ordovician strophomenid brachiopod from the Cincinnati Arch region
Benjamin F. Dattilo, David L. Meyer, Keith Dewing, Matthew R. Gaynor
PALAIOS
... intact and because they are 586 DATTILO ET AL. PALAIOS FIGURE 10—Rotated mudrock-embedded specimens. A–C) Specimen FIP-126 (CMC IP51989-126); (A) top...
2009
Multiscale pore system characterization utilizing electron and light microscopy: Middle/Upper Jurassic Najmah Formation, West Kuwait
Rasha Al-Morakhi, Naveen Verma, Kim Long Nguyen, Nick Nelson, Estefania Endara, Dawn Hayes, Harry Rowe, Ryan McLin
International Meeting for Applied Geoscience and Energy (IMAGE)
... The Middle/Upper Jurassic Najmah Formation in West Kuwait is a unique geologic reservoir comprised of; finegrained detrital carbonate grains made up of intact...
2022
Allstones Creek Reef (Frasnian), Alberta
A. S. Hedinger
CSPG Special Publications
... of nearly intact organisms suggest deposition in quiet water (Figs. 4, 5). On the south side of the Cline Channel a similar bryozoan-rich, but coral-poor...
1988
ABSTRACT: Petrographic Methods for the Comparison of Modern Peats and a Miocene-Age Lignite, Kalimantan, Indonesia
T.A. Moore
The Society for Organic Petrology (TSOP)
.... Peat petrography is commonly performed on intact microtomed sections (15 pm thick) in transmitted-light, and botanical characteristics...
1990
A Revised Delta Cycle Model for the Holocene Deltaic Deposits of South Louisiana, USA
John A. Lopez
GCAGS Transactions
... abandonment and has at least 25% of its delta intact now (Lopez, 2003), and yet abandonment by the Mississippi River was between 4000 - 2000 yr BP (Coleman...
2005
Thermal Alteration of Blue-Green Algae and Blue-Green Algal Chlorophyll
John H. Oehler , Z. Aizenshtat , J. William Schopf
AAPG Bulletin
... the geochemical fate of organic compounds that enter the geologic record as components of intact microorganisms (and thus are subjected to an organic...
1974
ABSTRACT: Sedimentological, geochemical, and magnetic analyses of pedogenesis in Maroon Formation loessite with paleoclimatic implications; #90012 (2003)
Kristy L. Tramp, G. S. (Lynn) Soreghan, R. Douglas Elmore
Search and Discovery.com
... pedogenic structure and/or root traces. Original sedimentary fabric intact. Reddish brown(10R 4/6) siltstone with gradational lower contact up to 0.5...
2003
Abstract: Overview of the Key Structural Tools for Seismic Interpretation and Structural Model QC; #90297 (2017)
Pascal Richard
Search and Discovery.com
... be investigated to check their presence and the nature of the relays (i.e. breached or intact). Many dry wells or improper analyses of reservoir...
2017
Methanogenic Microbial Degradation of Organic Matter in Indiana Coal Beds
Dariusz Strapoc, Flynn Picardal, Courtney Turich, Irene Schaperdoth, Jennifer Macalady, Julius S. Lipp, Yu-Shih Lin, Tobias F. Ertefai, Florence Schubotz, Kai-Uwe Hinrichs, Maria Mastalerz, and Arndt Schimmelmann
Search and Discovery.com
... by its distribution of intact polar cell membrane lipids (IPLs) and by scanning electron microscopy. Typical characteristics of Methanocorpusculum...
Unknown
Characterization of Carbonate Heterogeneities at Outcrop Scale: An Integrated Approach Coupling Geophysics, Petrophysics and Geostatistics, #120076 (2012)
C. Matonti, Y. Guglielmi, S. Viseur, P-O. Bruna, C. Dahl
Search and Discovery.com
... 0.05 to 0.1 mm wide. The zones presenting “intact” rock have an averaged Vp about 6000 m/s, i.e. slightly under the intact rock on the cassis outcrop...
2012
Structural and Petrophysical Characterization of Mixed Drain/Barrier Fault Zones in Carbonates: Example from the Castellas Fault (SE France); #120077 (2013)
Christophe Matonti, Juliette Lamarche, Yves Guglielmi, Lionel Marie
Search and Discovery.com
... an aperture about 0.05 to 0.1 mm wide. The zones presenting “intact” rock have an averaged Vp about 6000 m/s, i.e. slightly under the intact rock...
2013
Viscoplastic Deformation of Shale Gas Reservoir Rocks and its Relation to the In-Situ Stress Variations Observed in a Well from Barnett Shale; #41181 (2013)
Hiroki Sone and Mark Zoback
Search and Discovery.com
... difference inferred from observations of wellbore failures. Although time-dependent deformational behaviors of intact reservoir rocks are not studied...
2013
Permeability Estimation Based on Pore Characterization and Flow Modeling from Thin-Sections Image Analysis of Grain-Dominated Carbonates, #42117 (2017).
Sheng Peng, Ahmed Hassan, Robert G. Loucks
Search and Discovery.com
... estimation based on image analysis is a good alternative when intact core-plugs are not available for laboratory measurement. While there is much...
2017
Origin and Significance of Isotope Shifts in Pennsylvanian Carbonates (Asturias, NW Spain)
Adrian Immenhauser, Jeroen A.M. Kenter, Gerald Ganssen, Juan R. Bahamonde, Arjan Van Vliet, Margot H. Saher
Journal of Sedimentary Research (SEPM)
... platform top (lower values) to basin (higher values). In the case of 13C from pristine brachiopods, this trend can be explained by the long residence time...
2002
Petroleum Potential of the Mid-Continent Rift
J. M. Yarus, R. Ehrlich, A. W. Hinks, and T. A. Vogel
Tulsa Geological Society
... the base of the Nonesuch Formation to the top of the Upper Sandstone may be explained by progressive deltaic infilling into a lake or bay. SUMMARY...
1987
Cambrian Orsten Lagerstätte from the Alum Shale Formation: Fecal pellets as a probable source of phosphorus preservation
Haruyoshi Maeda, Gengo Tanaka, Norimasa Shimobayashi, Terufumi Ohno, Hiroshige Matsuoka
PALAIOS
..., wave ripples or hummocky cross stratification (HCS), were not observed. The top surface is flat and capped with an overlying micrite bed. Graded bedding...
2011
Review of Some Hypotheses on Mountain Building
A. J. Goodman
CSPG Bulletin
... unevenly as indicated in the top drawing. The result is shown in the bottom drawing. The plastic beds have flowed out from an area of high pressure to one...
1960
Quantitative Image Analysis For Geologic Core Description
Roger J. Barnaby
Journal of Sedimentary Research (SEPM)
... on top of or adjacent to images and petrophysical core and log data. The initial image analysis, data integration, and preliminary core description...
2017
Devonian Lycopods from northern New Brunswick
J. D. Grierson, F. M. Hueber
CSPG Special Publications
... as almost to appear whorled (Fig. 10). The attachment of the leaves can be seen in top view (Fig. 11), in side view (Fig. 10 at upper arrow) and from slightly...
1967
A Stratigraphic and Sedimentologic Analysis of a Lower Atoka Sandstone, Frontal Ouachita Thrustbelt, Western Arkansas
Debbie Vader Nally
Tulsa Geological Society
... of this interval. The base of the second interval has a gradational contact with the top of zone A. The contact grades from a very fine to fine grained...
1996
The Architecture of Deep-Water Channel Complexes, Cretaceous Venado Sandstone Member, Sacramento Valley, California
Bibek Ghosh, Donald R. Lowe
Pacific Section SEPM
... turbidity current deposits. There are some lenses of matrix-supported conglomerate, generally characterized by the presence of intact mudstone...
1993
Devonian Lycopods from northern New Brunswick
J. D. Grierson, F. M. Hueber
CSPG Special Publications
... as almost to appear whorled (Fig. 10). The attachment of the leaves can be seen in top view (Fig. 11), in side view (Fig. 10 at upper arrow) and from slightly...
1967
Early Burial Quartz Authigenesis in Silurian Platform Carbonates, New Brunswick, Canada
J. P. A. Noble, D. R. Van Stempvoort
Journal of Sedimentary Research (SEPM)
... these types of chalcedony fill pores, never replace skeletal or other grains, and often coat intact rims of earlier calcite cements, they are interpreted...
1989
Mudflow Generated by Retrogressive Slope Failure, Santa Barbara Basin, California Continental Borderland
Brian D. Edwards, Homa J. Lee, Michael E. Field
Journal of Sedimentary Research (SEPM)
... in Figure 4, include the following: (1) A main scarp at the head of the slope failure marks the detachment from upslope, intact sediment on the basin...
1995
Stratigraphy and Diagenesis of the Lake Valley Formation, Sacramento Mountains, New Mexico
William J. Meyers
Dallas Geological Society
... individual beds show no consistent vertical variations, the member as a whole commonly becomes more grain-rich near its top. Laterally, in spite...
1975