Kinematics of Sand Avalanches Using Particle-Image Velocimetry

Michael Tischer , Marcus I. Bursik , E. Bruce Pitman

Journal of Sedimentary Research (SEPM)

... at the head and decreases towards the tail. Those particles pushed to the edge of the flow as it widens lose momentum and eventually stop. This leads...

Abstract: Architecture and Construction of a Mega-Scale Point Bar Complex, False River, Louisiana; #90311 (2017)

Peter D. Clift, Elizabeth Olson, Juan Lorenzo, Allison Barbato, Alexandra Lechnowskyj

Search and Discovery.com

... bar are harder to substantiate as there are coarse sandy sediments at the bar head, apex, and tail, although the bar tail does contain the bulk...

Abstract: The head and tail of the Voiseys Bay feeder dyke

Chusi Li, Edward M. Ripley

Atlantic Geology

...Abstract: The head and tail of the Voiseys Bay feeder dyke Chusi Li, Edward M. Ripley 249 Atlantic Geology The head and tail of the Voisey’s Bay...

Concentric Marks: Current Indicators: NOTES

K. Werner Barthel

Journal of Sedimentary Research (SEPM)

... of water. With the sinker removed, the fish was stuck head first into the mud. Manipulating the tail portion with pincers similar to the movement...

Skeletal trauma with implications for intratail mobility in Edmontosaurus annectens from a monodominant bonebed, Lance Formation (Maastrichtian), Wyoming USA

Bethania C.T. Siviero, Elizabeth Rega, William K. Hayes, Allen M. Cooper, Leonard R. Brand, Art V. Chadwick

PALAIOS

... principally in the middle and mid-distal regions of the tail, while fractures of the vertebral centra are present primarily in the distal tail region...

Turbidity-Current Experiments: ABSTRACT

Gerard V. Middleton

AAPG Bulletin

.... The results show that the shape of the head, the initial velocity, and the relation between the velocity of the head and its thickness and density are very...

How to Reduce Rod Pump Failures by 40% in 2 Years - The X Field Story

Japet Dongoran

Indonesian Petroleum Association

... installation SOP improvements. 3. Rigorous review and approval process for repeated and premature failures. 4. Installation of unique tail screens...

Rock and Fluid-based Correlation to Describe Surfactant Molecular Structure's Impact on Spontaneous Imbibition Experiments' Performance

Abhishek Sarmah, Isaiah Z. Ataceri, Rohan Vijapurapu, Jingjing Zhang, Hadi Nasrabadi, David Schechter

Unconventional Resources Technology Conference (URTEC)

... are amphiphilic molecules consisting of a hydrophobic tail and a hydrophilic head. Based on the hydrophilic head group's nature, surfactants can be broadly...

Shallow Seismic Reflection Images of Modern Point Bar Deposits, False River, Louisiana

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Characteristics of Gravel Bars in Ephemeral Streams

Marwan A. Hassan

Journal of Sedimentary Research (SEPM)

... in the text. Gravel sheets (h < 4D) form from freshly deposited gravel with no distinct head or tail. Some unit bars and gravel sheets are partially...

The Northwest Atlantic Mid-Ocean Channel of the Labrador Sea: III. Head Spill Vs. Body Spill Deposits from Turbidity Currents on Natural Levees

S. K. Chough , R. Hesse

Journal of Sedimentary Research (SEPM)

... and turbidity currents develop a characteristic longitudinal profile comprising three morphologically distinct regions (Fig. 1A): head, body, and tail (Schmidt...

Mixing at Turbidity Current Heads, and Its Geological Implications

J. R. L. Allen

Journal of Sedimentary Research (SEPM)

...Mixing at Turbidity Current Heads, and Its Geological Implications J. R. L. Allen 1971 Vol. 41 No. 1. (March), The shape of the head of a turbidity...

Abstract: Pleistocene glacial history of the Petitcodiac area, southeastern New Brunswick

A. G. Pronk, G. M. Allaby, B. E. Broster

Atlantic Geology

... of the study area drumlinoid 71 features, rat-tail and nail head striations, and dispersal patterns record a late easterly flow event. It is likely...

New Model of Turbidity Current Suggested After Direct Observation of Turbidity Currents in the Congo Canyon

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Facies Variability and Stratal Architecture of a Large-Scale Mississippi River Point Bar, False River, Louisiana

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Africa: Great Frontier: World Hydrocarbons Past, Present, and Future

Duncan Clarke

Search and Discovery.com

... in the shaping of the industry and its evolution. The various phases of exploratory drilling and hydrocarbon discovery span over a century. Africa...

ABSTRACT: Ancient Life At The Extremes: Molecular Fossils And Paleoenvironmental Contexts Of A Neoproterozoic Hypersaline Setting

R. Schinteie, J.J. Brocks

The Society for Organic Petrology (TSOP)

... circles = n-alkanes; large solid black circles = monomethylalkanes; large empty circles = dimethylalkanes; solid black triangles = regular head-to-tail...

The Mill Canyon Dinosaur Trail

Julie Howard

Grand Junction Geological Society

... hind legs, relatively short but strong forelimbs, and a very large head. Its massive tail must have aided its balance. The animal grew to a length...

Mid Cretaceous Source Rock Enigma

Rasoul Sourkhabi

GEO ExPro Magazine

... Bulletin, 1972). This concept opened a new way of looking into Earth's deep processes. As a plume approaches the Earth's crust it flattens into a large head...

Surge Propagation Within Turbidity Currents

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Facies Variability in a Large-Scale Mississippi River Point Bar, False River, Louisiana, USA

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Gravel Counterpoint Bars: Examples from the River TYWI, South Wales

Simon A. Smith

Special Publications of SEPM

... to the main channel and the bars are exposed. As the river rises, the bar head is inundated, and then the tail. As flow enters the meander bend...

The Role of Erosion by Fish in Shaping Topography Around Hudson Submarine Canyon

David C. Twichell, Churchill B. Grimes, Robert S. Jones , Kenneth W. Able

Journal of Sedimentary Research (SEPM)

... m, and the mean depth is 1.7 m (Grimes et al., in press). Burrows are dug for protection as fish enter burrows head first and exit tail first (Fig...

Abstract: The Tail of the Bank Mud: a deposit originating from Agassiz-driven outburst floods?

Ann A. L. Miller, C. F. Michael Lewis, David J. W. Piper, Gordon B. J. Fader

Atlantic Geology

...Abstract: The Tail of the Bank Mud: a deposit originating from Agassiz-driven outburst floods? Ann A. L. Miller, C. F. Michael Lewis, David J. W...

Depositional Relations of Umpqua and Tyee Formations (Eocene), Southwestern Oregon

C. M. Molenaar

AAPG Bulletin

... between the axis of the Oakland anticline and the syncline a mile south of Umpqua where younger parts of the Umpqua (White Tail Ridge Member...