Mount Andrus is a shield volcano 3.2 km (2 mi) SE of Mount Boennighausen in the SE extremity of Ames Range, in Marie Byrd Land, Antarctica. Mapped by USGS from surveys and U.S. Navy air photos, 1964–68. Named by US-ACAN for Lt. Carl H. Andrus, US Navy, medical officer and Officer-in-Charge of Byrd Station in 1964.[1]

Mount Andrus
Aerial view of the Ames Range. Mount Andrus is the first mount from the left, excluding Mount Berlin, which can be seen isolated far away
Highest point
Elevation	2,978 m (9,770 ft)
Coordinates	75°48′0″S 132°18′0″W
Geography
Mount Andrus Marie Byrd Land, Antarctica
Parent range	Ames Range
Geology
Age of rock	middle Miocene - Holocene
Mountain type	Shield volcano
Volcanic field	Marie Byrd Land Volcanic Province
Last eruption	Unknown

Andrus has a 4.5 km-wide caldera at its summit.[1] The westward face of the mountain is drained by the Coleman Glacier, with significant crevassing present. While the age of Mt. Andrus is not well known it is one of the oldest trachytic shield volcanoes in Marie Byrd Land, similar in age to Mount Hampton.[1]

See also

• List of volcanoes in Antarctica

References

• "Andrus". Global Volcanism Program. Smithsonian Institution.

External links

• https://web.archive.org/web/20051030114935/http://usarc.usgs.gov/antarctic_atlas/
• http://www.skimountaineer.com/

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