Trinity Nunatak
Encyclopedia
Trinity Nunatak is a large nunatak
in the stream of the Mawson Glacier
, about 5 nautical miles (9 km) north of the Convoy Range
in Victoria Land
. Mapped in 1957 by the New Zealand Northern Survey party of the Commonwealth Trans-Antarctic Expedition
(1956–58), which applied the name because of its three summits.
Nunatak
A nunatak is an exposed, often rocky element of a ridge, mountain, or peak not covered with ice or snow within an ice field or glacier. The term is typically used in areas where a permanent ice sheet is present...
in the stream of the Mawson Glacier
Mawson Glacier
Mawson Glacier is a large glacier on the east coast of Victoria Land, descending eastward from the polar plateau, to the north of Trinity Nunatak and the Kirkwood Range, to enter Ross Sea, where it forms the Nordenskjold Ice Tongue...
, about 5 nautical miles (9 km) north of the Convoy Range
Convoy Range
Convoy Range is a broad mountain range, much of it with an almost flat, plateau-like summit, extending south from the Fry Saddle and ending at Mackay Glacier...
in Victoria Land
Victoria Land
Victoria Land is a region of Antarctica bounded on the east by the Ross Ice Shelf and the Ross Sea and on the west by Oates Land and Wilkes Land. It was discovered by Captain James Clark Ross in January 1841 and named after the UK's Queen Victoria...
. Mapped in 1957 by the New Zealand Northern Survey party of the Commonwealth Trans-Antarctic Expedition
Commonwealth Trans-Antarctic Expedition
The 1955–58 Commonwealth Trans-Antarctic Expedition was a Commonwealth-sponsored expedition that successfully completed the first overland crossing of Antarctica, via the South Pole...
(1956–58), which applied the name because of its three summits.