A Note on the Relationship of Grain Size, Clay Content, Quartz and Organic Carbon in Some Lake Erie and Lake Ontario Sediments: NOTES

R. L. Thomas

Journal of Sedimentary Research (SEPM)

... that quartz may exist, though in small quantities, in the < 0.5µ size fraction (up to 6%, Favejee, 1951; Van Straaten, 1954). Also, the pulverization...

Unconformity-Bounded Stratigraphic Units (Ubsus) In An Italian Alluvial-Plain Area: Recognizing and Dating

Vincenzo De Santis, Massimo Caldara, Luigi Pennetta, Trinidad Torres, José Eugenio Ortiz

Journal of Sedimentary Research (SEPM)

... seismic reflection profiles. Seismic reflection highlighted the subsurface geometry of the depositional sequences where unconformities appeared mostly...

Abstract: Seismic Study of a Possible Eroded Impact Structure, Southern Alberta; #90224 (2015)

Wei Xie and Douglas R. Schmitt

Search and Discovery.com

... of the geological mapping, well logs analysis and seismic reflection imaging. A circular depression with the central uplifted region was observed...

Gravity Anomalies and Petroleum Exploration by the Gravitational Pendulum

M. K. Hubbert , Frank A. Melton

AAPG Bulletin

... at the equator on the surface wo, ^phgr is the geographic latitude of the given point, and b2 and b4 are coefficients. Solving for the coefficients...

Linking Hydraulic Properties In Supercritical Submarine Distributary Channels To Depositional-Lobe Geometry

Paul Hamilton, Gwladys Gaillot, Kyle Strom, Juan Fedele, David Hoyal

Journal of Sedimentary Research (SEPM)

... or regression coefficients in the prediction. Alavian, V., 1986, Behavior of density currents on an incline: Journal of Hydraulic Engineering, v. 112, p. 27...

Salt Sand of Eastern Kentucky

Ralph N. Thomas

Appalachian Geological Society

... siltstone. SALT SAND 442-452 Sandstone: white, fine, crystal faces on many of the quartz grains, small amount of porosity (encountered salt water...

Seismic Processing Applications on a Personal Computer

Geophysical Service (Malaysia) Sdn. Bhd.

Geological Society of Malaysia (GSM)

... to the small office/desk-top machine. Although the data examples are combined to demonstrate a vertical seismic processing example, it will be stressed...

Calcite Spherulites from the Morrison Formation, Wyoming: NOTES

Malcolm P. Weiss, Henry E. Wenden

Journal of Sedimentary Research (SEPM)

... 10 feet above its base. The spherulitic limestone occurs 69 feet above the pale greenish white limestone of the topmost Sundance Formation and 77 feet...

Spectral Decomposition of the Heterogeneous Springbok Sandstone and Walloon Coal Measures in the Surat Basin, Australia

Zsolt Hamerli, Mark Reilly, Suzanne Hurter

Unconventional Resources Technology Conference (URTEC)

... for seismic imaging towards the west and north. The second surface is the strongest and relatively continuous seismic reflection within the WCM...

Volcaniclastic Sequence, South Central Santa Cruz Island

D. W. Weaver, G. Griggs, D. V. McClure, J. R. McKey

Pacific Section of AAPG

... small laths of hornblende and feldspar, and grains of quartz all in a white glassy ash. Larger clasts are gray dacite and red rhyolite, as well as white...

Fractal characteristics of the anisotropic microstructure and pore distribution of low-rank coal

Junpeng Zou, Weizhong Chen, Diansen Yang, Jingqiang Yuan, and Yu-Yong Jiao

AAPG Bulletin

...°F) and small-angle x-ray scattering, Cai et al. (2013) concluded that an increase in the irregularity of the surface makes the pore structure mo...

Process-Like Modeling of Flank-Margin Caves: From Genesis to Burial Evolution

Richard Labourdette, Ioan Lascu, John Mylroie, Monica Roth

Journal of Sedimentary Research (SEPM)

... if any erosive exposure. This additional class of data points concerns only very small caves, which are rarely mapped, even when found in the field (White...

Wide-Angle Seismic-Reflection and -Refraction Data from the Solomon Islands

A. K. Cooper, R. A. Wood

Circum Pacific Council Publications

...Wide-Angle Seismic-Reflection and -Refraction Data from the Solomon Islands A. K. Cooper, R. A. Wood © CircumPacific Council for Energy and Mineral...

The Subsurface Geology of the Pauls Valley Area, Townships 3 and 4 North, Ranges 1 East and 1 West, Garvin County, Oklahoma

William D. Laporte

Oklahoma City Geological Society

... correlation reflection seismic work in the area (Cram, 1947, p. 320). As a result of this work several anomalies were discovered. Prior to August, 1937...

Three-Dimensional Seismic Volume Visualization of Carbonate Reservoirs and Structures

Jose Luis Masaferro, Ruth Bourne, Jean Claude Jauffred

AAPG Special Volumes

... descent within a small seismic reflection volume and is computed by finding the local direction of the best correlation or semblance (Figure 3B...

Creativity, Elephant Hunt, Globalization, Doodle Buggers, and Useful Quotes—Commentaries*; E. R. Brumbaugh; Search and Discovery Article #70004 (2001)

Search and Discovery.com

Abstract: AVO as a Fluid Indicator: A Physical Modeling Study

Search and Discovery.com

Abstract: Stop Treating Diffractions as Noise – Use them for Imaging of Fractures and Karst, by Mark Grasmueck, Tijmen Jan Moser, and Michael A. Pelissier; #120034 (2012)

Search and Discovery.com

Abstract: Identification and Characterization of Paleo-Karsts within Deep-Buried Carbonates in Central Tarim Basin, China: Constraints from Integrated 3-D Seismic Records, by Yu, Jingbo; Li, Zhong; #90163 (2013)

Search and Discovery.com

A Quantitative Approach To Linking Drainage Area and Distributive-Fluvial-System Area In Modern and Ancient Endorheic Basins

Stephanie K. Davidson, Adrian J. Hartley

Journal of Sedimentary Research (SEPM)

... distributive fluvial systems (DFSs) (> 30 km in length) formed in endorheic basins to contributing drainage area. The resulting correlation coefficients vary...

The Crustal Structure and Evolution of the Area Underlying the Magnetic Quiet Zone on the Margin South of Australia: Rifted Margins

Manik Talwani , John Mutter , Robert Houtz , Michael Konig

AAPG Special Volumes

... crustal refraction measurements made aboard R/V Vema in January and February, 1976, are combined with new and existing seismic reflection, shallow...

Early Cementation During Marine-Meteoric Fluid Mixing: Mississippian Lake Valley Formation, New Mexico

Tracy D. Frank, Kyger C Lohmann

Journal of Sedimentary Research (SEPM)

... coefficients for calcite. Because of compelling evidence indicating a mixing-zone origin for these cements, however, we attribute low Mg and Sr contents...

I. Relation of Structural Section to Seismic Section

Robert E. Sheriff

AAPG Special Volumes

... as 2,000 m/sec (6,600 ft/sec), which gives a travel time of 2 seconds, so we plot a reflection at 2 seconds on Fig. 4. Much of the energy reaching...

Estimation of Percentages in Thin Sections--Considerations of Visual Psychology: NOTES

John Eliot Allen

Journal of Sedimentary Research (SEPM)

... the predominant background shade. Hence in dealing with black and white cards, the set should extend beyond 50 percent black and up to 90 percent...

Regional transect across the western Caribbean Sea based on integration of geologic, seismic reflection, gravity, and magnetic data

Javier Sanchez, Paul Mann, Luis Carlos Carvajal-Arenas, and Rocio Bernal-Olaya

AAPG Bulletin

...Regional transect across the western Caribbean Sea based on integration of geologic, seismic reflection, gravity, and magnetic data Javier Sanchez...