Eolian Microridges on Modern Beaches and a Possible Ancient Example

Ralph E. Hunter

Journal of Sedimentary Research (SEPM)

... (horizontal form-index of Allen, 1963a, or continuity index of Tanner, 1967) is generally less than 3 (fig. 1) but may be somewhat larger (fig. 2). Nearly...

EXTENDED ABSTRACT: A Method for Analyzing Textural Changes Within Clastic Environments Utilizing Electrical Borehole Images

Newberry, Bill M., Hansen, Steven M., and Perrett, Tom T.

GCAGS Transactions

... in a secondarily cemented environment. The electrical images clearly show the amount of cementation varies in both a vertical and horizontal direction...

Subsurface Expansion Megapolygons in Upper Jurassic Dolostone (Kimmeridge, UK)

Jon Bellamy

Journal of Sedimentary Research (SEPM)

.... They formed at a time when the adjacent shales were already compacted but prior to tectonic jointing and faulting. Features distinguishing them from similar...

Subsurface Formation Pressure Gradient vs. Slope: Perception and Pitfalls

Selim S. Shaker

GCAGS Transactions

...Subsurface Formation Pressure Gradient vs. Slope: Perception and Pitfalls Selim S. Shaker 2024 121 130 Vol. 73 (2024) Distinguishing the difference...

Field and Modelling Studies of Cambrian Carbonate Cycles, Virginia Appalachians: DISCUSSION

Michael G. Kozar, Lawrence J. Weber, Kenneth R. Walker

Journal of Sedimentary Research (SEPM)

... where there are changes in accommodation (Fischer 1964). In these diagrams the horizontal axis represents time, while the vertical axis records...

Note 44--Application for Addition to Code Concerning Magnetostratigraphic Units: STRATIGRAPHIC COMMISSION

Steven S. Oriel , Roger W. MacQueen , John A. Wilson , G. Brent Dalrymple

AAPG Bulletin

... at the time the rock formed. The problem of remagnetization, therefore, is another reason for distinguishing between polarity rock-stratigraphic...

Chlorine Isotope Distribution in Formation Waters, Texas and Louisiana: GEOLOGIC NOTE

Ronald S. Kaufmann , Austin Long , Darcy J. Campbell

AAPG Bulletin

... 844 72 7. (July) Theoretically, the chlorine isotope ratio, 37Cl/35Cl, can aid in identifying chloride sources and in distinguishing chloride...

Discovery of Deep-water Fan System in Pearl River Mouth Basin, South China Sea; #90017 (2003)

Da Jun Peng, ChangMin Chen, Xiong Pang, Xian Lu Huang

Search and Discovery.com

... environment, accretionary SFC: It has distinguishing characteristics with overall feature of multiple parallel strata stacking vertically with each other...

Abstract: Applications of Natural Alpha-particle-induced Defects in Quartz to Exploration of Uranium Deposits; #90172 (2014)

Yuanming Pan, Sanda M. Botis, Gary Yeo

Search and Discovery.com

... in drusy quartz have been shown to be capable of distinguishing mineralized and barren hydrothermal alteration zones. Similarly, the distribution...

Environmental Forensics in the Context of the Oil and Gas Industry; #80250 (2012)

Paul Philp

Search and Discovery.com

... in the case of groundwater contaminants. While these techniques can identify groundwater contaminants, they are of little use in distinguishing sources...

A Big Fan of Signals? Exploring Autogenic and Allogenic Processes in Lobyte3D, a Numerical Stratigraphic Forward Model of Submarine Fan Development; #51593 (2020)

Peter Burgess, Isabella Masiero, Stephan Toby, Robert Duller

Search and Discovery.com

...:10.1306/51593Burgess2020 1 University of Liverpool, Liverpool, United Kingdom ([email protected]) Abstract Distinguishing an allogenic signal from trends...

Beyond the Uteland Butte Part II: Delineating Stacked Pay Sweet Spots for Development Optimization; #11379 (2023)

Joshua T. Sigler, Luke J. Fidler, Matthew A. Jones

Search and Discovery.com

... Fm. 151 Uteland Butte Carb Marker 183,356 297 Castle Peak 4000+’ Vertical Production Horizontal Well Count Doug Creek *Data Filtered...

Selection of Illustrations

David M. Rubin

Special Publications of SEPM

... illustrate useful interpretive techniques such as distinguishing transverse, oblique, and longitudinal bedforms; some demonstrate that grossly...

Palynological Evidence for Mississippian Age of the Springer Formation*

L. R. Wilson

Ardmore Geological Society

... appear useful in distinguishing Goddard and Springer rocks, however there exists a great similarity between the two formations and they could be considered...

THE APEX (MISSISSIPPIAN) FIELD AND THE WEATHERMAN (CHAPPEL) FIELD, HARDEMAN COUNTY, TEXAS

R. GEOFFREY ICE

Fort Worth Geological Society

... and the top of the first dolomite. This map is useful in distinguishing dolomite of a Mississippian bioherm and that of the Ellenburger. APEX...

Horton Bluff…Blue Beach: An Ancient Lake or Restricted Marine Bay

Peter Wallace

Atlantic Geoscience Society Special Publications

... of nonstratified mudrocks, thick sandstone units, and sideritic nodules are also important in distinguishing this mem­ ber from the overlying Hurd Creek Member...

Some Features of Stratigraphy in the Arkansas-Oklahoma Coal Basin

T. A. Hendricks

Tulsa Geological Society

...—Can you distinguish the Jackfork from the Atoka? Hendricks—I have seen exposures of both but don't know any method of distinguishing them, though some...

Strandlines of the Chamberlain Sands (Lower Frio Formation) of South Texas

Richard H. Sams

Bulletin of South Texas Geological Society

...”, “1st” and “2nd”, etc. has been previously applied on an informal basis. The necessity of distinguishing between the two sand bodies becomes...

Real Time Formation Evaluation

Jane Whaley

GEO ExPro Magazine

... prediction. Litho is particularly good at recognising lithological boundaries, identifying shale horizons missed by more conventional logs and distinguishing...

The Tasks of Revealing Oil and Gas Resources in Middle Asia

Petroleum Geology: A Digest of Russian Literature

... aids in distinguishing the most favorable regions and areas. The discovery of large fields in the territory of Middle Asia is accepted. For creation...

New Accumulations Found Beneath North Flank Overhang Cote Blanche Island, St. Mary Parish, LA.

Allen R. Stern

GCAGS Transactions

..., and possess common features distinguishing them from the other domes of the Louisiana Gulf Coast. In a strict geological sense the Belle Isle dome lies outside...

Looking back, moving forward

Wolfgang Schlager

Special Publications of SEPM

... disciplines, too, need both - vertical pillars and horizontal stabilizers (Fig. 9.4). In sedimentary geology, the drive to push upward into the unknown...

Strandlines of the Chamberlain Sands, Lower Frio Formation, South Texas

Richard H. Sams

South Texas Geological Society Special Publications

..., but other terminology such as “A” and “B” or “1st” and “2nd” has been previously applied on an informal basis. The necessity of distinguishing between...

Mapping Geology beneath Volcanics Using Magnetic Data

Irena Kivior, Stephen Markham, Leslie Mellon, David Boyd

Australian Petroleum Production & Exploration Association (APPEA) Journal

...- and medium-frequency components of the magnetic field were analysed and interpreted using ACM. The TMI field and its 1st vertical derivative were analysed...

Interpretation of Neutron-Gamma Logs for Determination of the Oil-Water Contact in Unperforated Wells

A. N. Solomasov

Petroleum Geology: A Digest of Russian Literature

... that it is possible to distinguish oil-water bearing beds from oil-bearing ones. Distinguishing oil-water bearing beds from water-bearing ones...