Airdevronsix Icefalls () is a line of icefalls at the head of

Wright Upper Glacier Wright Upper Glacier () is an ice apron at the upper west end of Wright Valley in Asgard Range, Antarctica. It is formed by a glacier flowing east from the inland ice plateau. Named by the Victoria University of Wellington Antarctic Expedition (VU ...

, in

Victoria Land Victoria Land is a region in eastern Antarctica which fronts the western side of the Ross Sea and the Ross Ice Shelf, extending southward from about 70°30'S to 78°00'S, and westward from the Ross Sea to the edge of the Antarctic Plateau. It ...

Antarctica Antarctica () is Earth's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean, it contains the geographic South Pole. Antarctica is the fifth-largest contine ...

. Named by

U.S. Navy Operation Deepfreeze Operation Deep Freeze (OpDFrz or ODF) is codename for a series of United States missions to Antarctica, beginning with "Operation Deep Freeze I" in 1955–56, followed by "Operation Deep Freeze II", "Operation Deep Freeze III", and so on. (There w ...

(1956–57) for ''U.S. Navy Air Development Squadron Six'', which had been formed to provide air support for the Deep Freeze operations and which had also carried out many important Antarctic exploratory flights. This icefall belongs to one of the world's most impressive natural landmarks and is approximately wide and tall. It has formed on Jurassic

dolerite Diabase (), also called dolerite () or microgabbro, is a mafic, holocrystalline, subvolcanic rock equivalent to volcanic basalt or plutonic gabbro. Diabase dikes and sills are typically shallow intrusive bodies and often exhibit fine-grained ...

sill, which has intruded in Devonian - Triassic sandstone.

References

Glaciers of Victoria Land Landforms of Victoria Land Scott Coast {{ScottCoast-geo-stub