High-Energy Carbonate-Sand Accumulation, the Quicksands, Southwest Florida Keys: DISCUSSION

Cyril Galvin

Journal of Sedimentary Research (SEPM)

.... The bulk of carbonate sediment in transit on the M-Q ridge is not subject to the required continued agitation between mobilizations by hurricanes, although...

Abstract: Variations in Fluvial-Deltaic Architecture Related to Preservational Trends in a Cretaceous Clastic Wedge, Ferron Sandstone, Utah, by M. H. Gardner; #91012 (1992).

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Abstract: Leakage Risks Associated with Coal Sequestration in Some Areas of The Central Appalachians: Subsurface, Seismic and Geomechani; #90063 (2007)

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Abstract: Distribution and Relationship of Key Properties of Different Fine-grained Facies, by Shu Jiang, Thomas Anderson, Steven Osborne, Jinchuan Zhang, and Xian Shi; #90180 (2013)

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An atlas of character: a model for the control of passive margin development

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Source Rock Evaluation From Well Logs – Four Decades of Technical Tipping Points

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ABSTRACT: Present-day deep marine tectonic, mud diapirism and sedimentary processes at the south-eastern edge of the Barbados Ridge (Lesser Antilles Active Margin) and north-eastern edge of South America; #90013 (2003)

MASCLE ALAIN, HUYGHE PASCALE, DEVILLE ERIC

Search and Discovery.com

... previously thought. They show a variety of individual shapes related to the local slope gradient and the dominant transit or depositional processes...

ABSTRACT: Silurian Qusaiba Shale Play: Distribution and Characteristics; #90122 (2011)

Mohammad Faqira, Abid Bhullar, and Abdelghayoum Ahmed

Search and Discovery.com

... and resistivity responses and an increase in sonic transit times. Increases in gamma-ray values often indicate elevated amounts of TOC where non-detrital...

Late-stage Tectonic Inversion and Its Geodynamic Significance: Evidence from the Uplifting and Denudation History of the Songliao Basin; #30138 (2010)

Caifu Xiang, Fudong Wang, Peng Peng, Hemei Liu, Aiqian Zhang

Search and Discovery.com

.... Figure 2. Differential uplift and denudation between the east and west parts of the Songliao basin. Data from both vitrinite reflectance and transit...

Steam Injection Seismic Monitoring Experiment in Northern Alberta, #41580 (2015).

Eric Forgues, Julien Meunier, Christian Hubans

Search and Discovery.com

... the detection of travel time variations smaller than 1/10th of a millisecond. Conclusion Transit time variation through the reservoir could be measured...

Variation of Relief, Siliciclastic Flux and Stratigraphic Architecture of Sedimentary Basins: A Database for the African Passi

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LOGGING TECHNIQUES FOR THE EXPLORATION AND PRODUCTION OF THE CLINTON SANDSTONE IN THE STATE OF OHIO

Charles M. Davis, Schlumberger Well ServicesCharles W. Harrison, Schlumberger Well Services

Ohio Geological Society

... (see Figure 4) and output a continuous compressional and shear wave transit times makes it possible to profile the relative...

Resolving Structural Uncertainty using DAS VSP Survey in Central Australia

Konstantin Galybin, Cameron Jones, Frank Nicholson, Ryan Chapman, Rob Twigg

Petroleum Exploration Society of Australia (PESA)

... such as velocity filters (Hardage, 1991) can be used to enhance upgoing compressional wavefields. To validate this approach, theoretical direct transit...

Innovative Approach for Estimating Organic and Inorganic Porosity in Organic Shale Reservoirs: A Case Study in the Vaca Muerta Formation

Ezequiel F. Lombardo, Haijing Wang, Sergio Cuervo, Luisa Crousse

Unconventional Resources Technology Conference (URTEC)

...), modified from (Cuervo et al., 2017). The total porosity can be estimated using the transit time from sonic logging using Wyllie time-average equation...

Shaly Sand Analysis: Chapter 3

George B. Asquith

AAPG Special Volumes

... (Dresser Atlas, 1979) where: e = effective porosity (sonic log corrected for clay) tlog = interval transit time of shaly formation tma = interval transit...

Application of Vitrinite Reflectance in Reconstruction of Tectonic Features in Anambra Basin, Nigeria: Implication for Petroleum Potential

G. I. Unomah , C. M. Ekweozor

AAPG Bulletin

... Rock-Eval pyrolysis of the whole rock as well as the interval transit times from compensated sonic logs were used as supporting evidence in some...

Abstract: Statics or Statistics?„The Near-Surface Revisited; #90211 (2015)

David Henley

Search and Discovery.com

... of the seismic traces to account for transit time differences through the layer…the “static shift approximation”. What allows this approximation to succeed...

Microbial biosignatures in iron-mineralized phototrophic mats at Chocolate Pots Hot Springs, Yellowstone National Park, United States

Mary N. Parenteau, Sherry L. Cady

PALAIOS

... containing iron oxides. Samples were kept frozen during transit to the laboratory and then immediately freeze dried upon arrival. Iron oxide samples...

Dynamic spatial and temporal prediction of changes in depositional processes on clastic shorelines: Toward improved subsurface uncertainty reduction and management

R. Bruce Ainsworth, Boyan K. Vakarelov, Rachel A. Nanson

AAPG Bulletin

... that predictable changes occur as depositional systems transit across shelves during transgression and regression. Wave processes are assumed to dominate...

Geological evaluation of suprasalt carbon storage opportunities in the Silverpit Basin, United Kingdom Southern North Sea

A. D. Hollinsworth, I. de Jonge-Anderson, J. R. Underhill, and R. J. Jamieson

AAPG Bulletin

... Clay Member in this well. CARB. = Carboniferous; Crom. = Cromer; DT = compressional sonic transit time; Fm. = Formation; GR = gamma ray; Grp. = Group...

A 3D Model of the Unconventional Play in the Goldwyer Formation: An Integrated Shale Rock Characterisation over the Broome Platform, Canning Basin.

Lukman Johnson, Gregory Smith, Reza Rezaee, Ali Kadkhodaie

Unconventional Resources Technology Conference (URTEC)

... of sonic transit time (ΔT) against depth for each well was obtained and is shown for Hilltop-1 well, with the present-day sonic transit time superimposed...

Estimation of Formation Pressures from Log-Derived Shale Properties(*)

C. E. Hottman , R. K. Johnson

GCAGS Transactions

... logs. The method involves establishing relationships between the common logarithm of shale transit time or shale resistivity and depth for hydrostatic...

Use of Well Logs in Evaporite Sequences

Roy D. Nurmi

Special Publications of SEPM

.... Acoustic Interval Transit Time in time, the measures "sonic log" so-called microseconds, that an early arrival of a sonic compressional wave takes...

Calibration of stiffness parameters for Hardening Soil Model in residual soil from Kenny Hill Formation

Darvintharen Govindasamy, Mohd Ashraf Mohamad Ismail, Mohd Faiz Mohammad Zaki, Mohd Hazreek Zainal Abidin

Geological Society of Malaysia (GSM)

... Abstract: The underground configuration of the Klang Valley Mass Rapid Transit (KVMRT) system passes through two different geological formations...

Correlation of Acoustic Velocity, Stress, Rock Composition, Organic Matter and Rock Lamination in Organic-Rich Shales

Adel A. Alqahtani, Azra N. Tutuncu

Unconventional Resources Technology Conference (URTEC)

... including porosity, clay content and stress. The most popular weighted-average transform relating sonic velocity (the reciprocal of sonic transit time...