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High Quality Content by WIKIPEDIA articles! Ventifacts are rocks that have been abraded, pitted, etched, grooved, or polished by wind-driven sand or ice crystals.
Jesse Russell, Ronald Cohn, 2012
2
Geomorphology of Desert Environments
In the literature of the past few decades, differences of opinion have appeared
with regard to the relative importance of saltating and suspended grains in
ventifact formation and the orientation of the abraded face relative to the wind.
The term ...
Anthony J. Parsons, Athol D. Abrahams, 2009
3
Wind as a Geological Process: On Earth, Mars, Venus and Titan
Since Bryan's (1931) review, there has been no general survey of ventifact
localities, mode of formation, etc., although many aspects of ventifacts have been
discussed in detail. Sharp (1949) gives a good description of ventifact
morphology ...
Ronald Greeley, James D. Iversen, 1987
4
Rocks: Gemstone, Boulder, Breccia,
Ventifact, Dimension ...
Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online.
Source Wikipedia, LLC Books, 2011
5
New Zealand Journal of Geology and Geophysics
VENTIFACT. DISTRIBUTION. AND. WIND. DIRECTIONS. IN. THE. VICTORIA.
VALLEY,. ANTARCTICA. (NOTE). M. J. SELBY, R. W. P. PALMER, C. J. R. SMITH
Department of Earth Sciences, University of Waikato, Hamilton, New Zealand and
...
6
Geology Underfoot in Death Valley and Owens Valley
If you visit Ventifact Ridge on a clear day, enjoy the view. To the south lies the
brilliant white salt-pan flat (vignette 5), which extends east to the base of the
Black Mountains at Badwater. Far to the south, you might glimpse the projecting
profile ...
Robert Phillip Sharp, Allen F. Glazner, 1997
7
U.S. Geological Survey Professional Paper
A, Surface and ventifact (see arrow) before emplacement of conical pile 4. Note
that two sharp edges of ventifact slant upward to left. Ventifact is 6-7 cm tall (
frame 11D183/317). B, Conical pile 4 (approximately 5 cm high) after 7 sols on
surface ...
8
Eolian Sediments and Processes
The ventifact is now at an intermediate stage between a beach pebble and the
triquetrous form (fig. 10B); that is, at the flat topped stage. In the next period of its
development, the flattening of the basal surface progresses inward, destroying all
...
M.E. Brookfield, T.S. Ahlbrandt, 2000
Figure 21.3 Fluting on a small ventifact of soft volcanic rock in northern Saudi
Arabia. ends. They are not separated here. Flutes usually occur in parallel
groups on the edges and corners of ventifacts (Fig. 21.3). They are better
developed on ...
Ronald U. Cooke, Andrew Warren, Andrew S. Goudie, 2006
10
Report of the Committee on Sedimentation
Ventifact. The term ventifact, for wind-carved stones, was introduced by Evans,4'
in 191 1. Bryan 44 prefers ventifact or wind-faceted stone to any others of the
various terms which have been used. He has arranged all the terms as shown in
the ...
National Research Council (U.S.). Committee on Sedimentation, 1932
WIADOMOŚCI, KTÓRE ZAWIERAJĄ SŁOWO «VENTIFACT»
Sprawdź, o czym dyskutuje się w prasie krajowej i zagranicznej oraz jak jest stosowane słowo
ventifact w wiadomościach.
John Wolseley: Back to earth, the artist as landscape
When he is describing how he creates his “ventifacts”, going bush and leaving paper in hidden places for months to be blown about by the wind, marked and ... «The Australian, Kwi 15»
English Is Seldom at a Loss for Words
... tacenda, matters or things that shouldn't be mentioned; ventifact, a stone rounded off by the wind; agathism, the belief that things tend to work out for the better; ... «Huffington Post, Gru 14»
Wine launch at 17000ft breaks record
Central Otago winemakers Drumsara Wines officially launched its vintage 2012 Ventifacts Block Pinot Noir with the help of high altitude rescue pilot Jason Laing ... «The Drinks Business, Gru 14»
Photographs Of Antarctica At Bruce Museum
The ice is in varying shades of white, blue and almost purple, and "ventifacts" — rocks shaped by wind — dot the landscape. As one scientist put it, it is "the ... «Hartford Courant, Lis 14»
Yucatán Peninsula, Mount Hood, Calgary
Ventifacts are rocks that have been weathered by which agent of erosion — wind or ice? 7. Stratovolcanoes, such as Mount Hood, result partly from which ... «The Denver Post, Wrz 14»
Dig this: Archeology Day at Martha's Vineyard Museum
Another similar term was tossed about when a stone appeared from the Katama area which looked to be tooled, was decided to be a ventifact — a stone which ... «Martha's Vineyard Times, Wrz 14»
Curiosity's Wheels Are Falling Apart (And How We Can Solve It)
And you get ventifacts [wind-eroded pyramidal rocks] that are sharper than we'd like, and that are cemented into the ground. And so when you drive over them, ... «Gizmodo India, Sie 14»
Mars Sample Return Site Selection & Sample Acquisition Study (1980)
... rounded rocks, a banded rock, the “massive” and pitted ends of one angular rock, and a ventifact (a rock scratched and carved by wind-blown dust and sand). «Wired, Sty 14»
NASA melts mysterious 'metal Martian flower' myth
The "flower" looks to be nothing more than a ventifact – a polished piece of rock exposed by wind erosion – and there are similar examples here on Earth. «Register, Lut 13»
DC Out, But Maryland Makes It To National Geographic Bee Finals
Which feature would more likely be found covering a large expanse of desert—erg or ventifact? 4. Bark painting is an important art form for the indigenous ... «DCist.com, Maj 12»
