Sentences with phrase «blown dune fields»
On top of the Supai group is the whitish / grayish Coconino Formation — a younger, thick sandstone layer, deposited in the mid-Permian, in giant wind - blown dune fields (such locations are also known as erg, Arabic for sea of sand).
http://distantearths.com/ Not exact matches
This Mars Global Surveyor image shows a martian crater that has been encroached by a field of dark, wind - blown sand dunes in the Syrtis Major volcanic region of the red planet.
Titan, like Mars, is known for its dune fields — vast undulating landscapes of wind - blown material.
NASA's Cassini spacecraft has taken measurements of Titan's dune fields and revealed that although the prevailing winds blow from east to west, dunes as high as 300 feet (91 meters) seem to build up in the opposite direction, likely formed by gusts of very strong «rogue» winds that occasionally blow in the opposite direction.