Zykov Glacier () is a valley glacier about long in the
Anare Mountains
The Anare Mountains () are a large group of mainly snow-covered peaks and ridges along the northern coast of Victoria Land, Antarctica.
The group is bounded on the north and east by the Pacific Ocean, on the west by Lillie Glacier, and on the sou ...
of
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 78th parallel south, 78°00'S, and westward from the Ross Sea to the edge of the Ant ...
, Antarctica.
It flows northwest and reaches the coast between
Cape Williams
The Buell Peninsula () is an ice-covered peninsula terminating in Cape Williams, located between the lower ends of Lillie Glacier, George Glacier and Zykov Glacier, at the northwest end of the Anare Mountains in Antarctica. The peninsula is long ...
and Cooper Bluffs.
It was photographed by the
Soviet Antarctic Expedition
The Soviet Antarctic Expedition (SAE or SovAE) (, ''Sovetskaya antarkticheskaya ekspeditsiya'') was part of the Arctic and Antarctic Research Institute of the Soviet Committee on Antarctic Research of the Academy of Sciences of the USSR. It was ...
(SovAE) in 1958 and named for student navigator Ye. Zykov, who died in Antarctica, Feb. 3, 1957.
Geology
The underlying rock includes micaceous
phyllite
Phyllite ( ) is a type of foliation (geology), foliated metamorphic rock formed from slate that is further metamorphosed so that very fine grained white mica achieves a preferred orientation.Stephen Marshak ''Essentials of Geology'', 3rd ed. I ...
and micaceous
schist
Schist ( ) is a medium-grained metamorphic rock generally derived from fine-grained sedimentary rock, like shale. It shows pronounced ''schistosity'' (named for the rock). This means that the rock is composed of mineral grains easily seen with a l ...
; it was estimated by
radioisotope dating (
potassium–argon) in 1964 to be 410 or 420 million years old.
A separate study of
metamorphic rock
Metamorphic rocks arise from the transformation of existing rock to new types of rock in a process called metamorphism. The original rock ( protolith) is subjected to temperatures greater than and, often, elevated pressure of or more, caus ...
s recovered from near the glacier (1959–62) found evidence of
thermal crystallisation.
Scientific and Technical Aerospace Reports
' 6 (5): 651
Location
The Zykov Glacier forms in the
Anare Mountains
The Anare Mountains () are a large group of mainly snow-covered peaks and ridges along the northern coast of Victoria Land, Antarctica.
The group is bounded on the north and east by the Pacific Ocean, on the west by Lillie Glacier, and on the sou ...
to the north of
Mount Hemphill and west of
McMahon Glacier.
It flows northeast past the Cooper Spur and Cooper Bluffs to the east, and the
Buell Peninsula
The Buell Peninsula () is an ice-covered peninsula terminating in Cape Williams, located between the lower ends of Lillie Glacier, George Glacier and Zykov Glacier, at the northwest end of the Anare Mountains in Antarctica. The peninsula is long ...
to the west, to enter the Pacific Ocean to the east of
Cape Williams
The Buell Peninsula () is an ice-covered peninsula terminating in Cape Williams, located between the lower ends of Lillie Glacier, George Glacier and Zykov Glacier, at the northwest end of the Anare Mountains in Antarctica. The peninsula is long ...
.
Features
Cooper Spur
.
A narrow spur extending north from the east end of Cooper Bluffs, on the north coast of Victoria Land.
Mapped by the
United States Geological Survey
The United States Geological Survey (USGS), founded as the Geological Survey, is an agency of the U.S. Department of the Interior whose work spans the disciplines of biology, geography, geology, and hydrology. The agency was founded on Mar ...
(USGS) from surveys and United States Navy air photos, 1960-63.
Named by the United States
Advisory Committee on Antarctic Names
The Advisory Committee on Antarctic Names (ACAN or US-ACAN) is an advisory committee of the United States Board on Geographic Names responsible for recommending commemorative names for features in Antarctica.
History
The committee was established ...
(US-ACAN) for Ronald R. Cooper, BUG, United States Navy, Chief Builder with the McMurdo Station winter party, 1967.
Cooper Bluffs
.
High, ice-covered coastal bluffs on the east side of Zykov Glacier, near the mouth of the glacier, in the Anare Mountains.
Named by the
Australian National Antarctic Research Expedition
The Australian National Antarctic Research Expeditions (ANARE ) is the historical name for the Australian Antarctic Program (AAP) administered for Australia by the Australian Antarctic Division (AAD).
History
Australia has had a long involve ...
(ANARE) for Flying Officer G. Cooper, RAAF, a member of the Antarctic Flight with the ANARE (Thala Dan), 1962, which explored the area.
References
Sources
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{{Include-USGov , agency=United States Geological Survey
Glaciers of Pennell Coast