Upper Jurassic Subsurface Cements: A Case History

Clyde H. Moore

Special Publications of SEPM

... is similar in compos~tionktnd salinity to present Smackover pore fluids (Klosterman, 1981). The trace element coriipositlon of both cement types...

Abstract: A study of Spectral Broadening Methods for Multicomponent Data; #90174 (2014)

Chuck Ursenbach, Peter Cary, and Mike Perz

Search and Discovery.com

... trace using the interval Vp/Vs ratio, γint, and the other constructs the squeezed PS trace using a Vp/Vs ratio that is averaged from the surface, γ0...

Trace-Element Composition of Cherts from Alkaline Lakes in the East African Rift: A Probe for Ancient Counterparts

Robert Kerrich, Robin W. Renaut, Thomas Bonli

Special Publications of SEPM

...Trace-Element Composition of Cherts from Alkaline Lakes in the East African Rift: A Probe for Ancient Counterparts Robert Kerrich, Robin W. Renaut...

Ichnological Aspects of Cretaceous Shoreface Successions and Shoreface Variability in the Western Interior Seaway of North America

James A. MacEachern, S. George Pemberton

Special Publications of SEPM

..., and landward into foreshore sandstones and/or conglomerates. The lower shoreface lies within fairweather wave base. The trace fossil assemblages typically...

A Comparative Analysis of the Ichnology of Wave- and River-dominated Allomembers of the Upper Cretaceous Dunvegan Formation

Murray K. Gingras, James A. MacEachern, S. George Pemberton

CSPG Bulletin

..., but the intensity of bioturbation, uniformity of burrowing, distribution of ichnogenera, trace fossil diversity, and relative sizes of individual ichnogenera...

Biological influences on seafloor carbonate precipitation

Kristin D. Bergmann, John P. Grotzinger, Woodward W. Fischer

PALAIOS

.... Interestingly, both of these Proterozoic examples are associated with iron-rich secondary mineral assemblages, have elevated trace metal signatures, and sit...

Lithofacies Architecture and Variations in Expression of Sequence Stratigraphy Within Representative Intervals of the Green River Formation, Greater Green River Basin, Wyoming and Colorado

Kevin M. Bohacs, George Grabowski, Jr, Alan R. Carroll

Rocky Mountain Association of Geologists

...., Trace fossils: Short Courses in Paleontology 5, p. 130–144. Bradley, W. H., 1925, A contribution to the origin of oil shale: AAPG Bulletin, v. 9, p...

Magnesium in Crude Oils of Western Canada: GEOLOGICAL NOTES

Bruce L. Baker , Gordon W. Hodgson

AAPG Bulletin

... of Western Canada relative to vanadium and nickel. Ball et al. (1956) found that magnesium was one of the less abundant trace metals in a selected group...

Trace Fossils as Indicators of Sedimentologic Processes

A. A. Ekdale, R. G. Bromley, S. G. Pemberton

Special Publications of SEPM

...Trace Fossils as Indicators of Sedimentologic Processes A. A. Ekdale, R. G. Bromley, S. G. Pemberton Copyright © 2012, The Society of Economic...

Large Thin Slicing: A New Method for the Study of Fabrics in Lithified Sediments

Michael Garton, Duncan McIlroy

Journal of Sedimentary Research (SEPM)

... and biogenic sedimentary fabrics are difficult to discern due to a lack of contrast. Chamberlain, C.K., 1978, Recognition of trace fossil in cores...

High Angle Dips at Erosional Edge of Overthrust Faults

Gray W. Crosby

CSPG Bulletin

... than 15° over broad areas. High dips of 30° to 80°, in many instances observed at the trace, are probably not representative of the fault as whole. Some...

Quantitative Statistical Analyses of Columbia River Sediment Samples

James C. Kelley, John T. Whetten

Journal of Sedimentary Research (SEPM)

... samples from the Columbia River were analyzed for four variable sets: bulk chemistry, trace element chemistry, bulk mineralogy, and heavy mineral content...

I. Relating Seismic Data to Stratigraphy

Norman S. Neidell

AAPG Special Volumes

... of reflection coefficient values follows which can be most useful as a guide for understanding the relative amplitudes of different reflection events. Fig...

Ichnological record of environmental changes in early Quaternary (Gelasian…Calabrian) marine sediments of the Stirone Section, northern Italy

Peter Pervesler, Alfred Uchman, Johann Hohenegger, Stefano Dominici

PALAIOS

.... The most common trace fossils are grouped in 17 clusters based on a K-Means Cluster Analysis. This grouping is related to distal, archetypal and proximal...

Applications of Borehole Images in the Piceance Basin

Randy Koepsell, Stephen P. Cumella, David Uhl

Rocky Mountain Association of Geologists

... the Mesaverde Group has low matrix permeability, mud weights are typically under-balanced relative to actual formation pressure. In other words, under-balanced...

The intersection grid technique for quantifying the extent of bioturbation on bedding planes

Katherine N. Marenco, David J. Bottjer

PALAIOS

... on a limited basis in invertebrate ichnology for determining spatial relationships among vertically oriented trace fossils (Pickett, 1972; Miller, 1977...

Use of Trace Fossil Assemblages for Recognizing Depositional Environments

Adolf Seilacher

Special Publications of SEPM

...Use of Trace Fossil Assemblages for Recognizing Depositional Environments Adolf Seilacher Copyright © 2012, The Society of Economic Paleontologists...

The Pleasants Sandstone Member (Williams Formation, Santa Ana Mountains): A Southern California Upper Cretaceous Shelf Sandstone

Eugene J. Enzweiler, David J. Bottjer

Pacific Section SEPM

... of microfossil content. Trace fossil analysis in the field concentrated on determination of lateral and vertical variations of traces, degree...

Automated fault surfaces extraction from 3D fault imaging volume

Nam Nguyen, Alejandro Jaramillo

International Meeting for Applied Geoscience and Energy (IMAGE)

... and Probability. We successfully determine the fault samples at each trace location and the vertical thickness attribute that represents the relative slope...

Basic Seismic Processing: Part 7. Geophysical Methods

Peter M. Duncan

AAPG Special Volumes

... of the location of the reflector. Signals from all but those reflectors directly beneath the surface position of a trace are removed from the trace...

Abstracts: Tidal-Fluvial and Wave-Dominated Estuarine Valley Fills: Ichnological-Sedimentological-Palynological Comparison of Central Basin and Lateral Accretion Deposits, Lower Cretaceous Glauconite and Viking Formations, Central Alberta; #90173 (2015)

Megan C. Jamer, James A. MacEachern, and Shahin E. Dashtgard

Search and Discovery.com

... evidence of the relative interplay of marine (waves and/or tides) and fluvial processes. The accurate characterization of the central basin may improve...

The Ichnofacies Paradigm: High-Resolution Paleoenvironmental Interpretation of the Rock Record

James A. Maceachern, Kerrie L. Bann, S. George Pemberton, Murray K. Gingras

Special Publications of SEPM

...-controlled groupings of trace fossils, reflecting specific combinations of organism behavior (ethology), constitute the benchmark animal-sediment...

APPLICATION OF A THREE DIMENSIONAL SEISMIC SURVEY TO FIELD DEVELOPMENT IN THE WILLISTON BASIN

GARY C. ROBINSON, FERNAND BAIXAS, PATRICK J. HOOYMAN

Williston Basin Symposium

... demultiplexing, trace editing, gain compensation for transmis­sion loss and spherical divergence, datum statics, grid collec­tion, spiking...

ABSTRACT: Integrated Sr Isotope Stratigraphy and Relative Sea-Level History of Middle Cambrian Cyclic Carbonates of the Southern Great Basin, by I. P. Montanez, J. L. Banner, D. A. Osleger, L. E. Borg; #91020 (1995).

Search and Discovery.com

Progressive Rollover Fault-Propagation Folding: A Possible Kinematic Mechanism to Generate Regional-Scale Recumbent Folds in Shallow Foreland Belts

Fabrizio Storti , Francesco Salvini

AAPG Bulletin

... Press, p. 53-77. Mitra, S., and J. Namson, 1989, Equal-area balancing: American Journal of Science, v. 289, p. 563-599. Morgan, J. K., and D. E...