Cape Berteaux is a cape

Cape

Cape can be used to describe any sleeveless outer garment, such as a poncho, but usually it is a long garment that covers only the back half of the wearer, fastening around the neck. They were common in medieval Europe, especially when combined with a hood in the chaperon, and have had periodic...

 surmounted by a high rock peak

Summit (topography)

In topography, a summit is a point on a surface that is higher in elevation than all points immediately adjacent to it. Mathematically, a summit is a local maximum in elevation...

 between Mikkelsen Bay

Mikkelsen Bay

Mikkelsen Bay is a bay, 15 miles wide at its mouth and indenting 10 miles, entered between Bertrand Ice Piedmont and Cape Berteaux along the W coast of Graham Land, Antarctica. First seen from a distance in 1909 by the French Antarctic Expedition under Jean-Baptiste Charcot, but not recognized as a...

 and Wordie Ice Shelf

Wordie Ice Shelf

The Wordie Ice Shelf was a confluent glacier projecting as an ice shelf into the SE part of Marguerite Bay between Cape Berteaux and Mount Edgell, along the western coast of Antarctic Peninsula....

 on the west coast of Graham Land

Graham Land

Graham Land is that portion of the Antarctic Peninsula which lies north of a line joining Cape Jeremy and Cape Agassiz. This description of Graham Land is consistent with the 1964 agreement between the British Antarctic Place-names Committee and the US Advisory Committee on Antarctic Names, in...

. The French Antarctic Expedition

French Antarctic Expedition

French Antarctic Expedition refers to several French expeditions in Antarctica.-First expedition:Yves-Joseph de Kerguelen-Trémarec was a French explorer....

 under Charcot, 1908–1910, originally applied the name Berteaux to an island

Island

An island or isle is any piece of sub-continental land that is surrounded by water. Very small islands such as emergent land features on atolls can be called islets, cays or keys. An island in a river or lake may be called an eyot , or holm...

 in essentially this position. The British Graham Land Expedition

British Graham Land Expedition

A British expedition to Graham Land led by John Lachlan Cope took place between 1920 and 1922. The British Graham Land Expedition was a geophysical and exploration expedition to Graham Land in Antarctica between 1934 to 1937. Under the leadership of John Riddoch Rymill, the expedition spent two...

 (BGLE) under Rymill

John Riddoch Rymill

John Riddoch Rymill was an Australian polar explorer, who had the rare second clasp added to his Polar Medal.- Early life :Rymill was born the son of a farmer on 13 March 1905 at Penola, South Australia...

, 1934–1937, identified the feature sighted by Charcot as the cape described above. It is named by Charcot for a Monsieur Berteaux who helped obtain funds for his expedition.