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Nunataks in Antarctica Cântaro Magro, Serra da Estrela, Portugal, formed as a nunatak during the last ice age and now exposed [1]. A nunatak (from Inuit nunataq) is the summit or ridge of a mountain that protrudes from an ice field or glacier that otherwise covers most of the mountain or ridge.
Nunataks, also called glacial islands, are exposed portions of ridges, mountains, or peaks not covered with ice or snow within (or at the edge of) an ice field or glacier. [1] Nunataks present readily identifiable landmark reference points in glaciers or ice caps and are often named. The term is derived from the Inuit word, nunataq.
The Yee Nunataks) are a group of scattered nunataks, about 24 nautical miles (44 km; 28 mi) long and 12 nautical miles (22 km; 14 mi) wide, centered 35 nautical miles (65 km; 40 mi) northeast of Lyon Nunataks in Ellsworth Land, Antarctica. The nunataks rise 1,300–1,700 metres (4,300–5,600 ft) in elevation and in the four quadrants include ...
The Gronau Nunataks is a long cluster of nunataks. It is located north of the Watkins Range, beyond the large Christian IV Glacier and to the northeast of the Lindbergh Range. The Greenland Ice Sheet lies to the north and the Wager Nunataks further to the east. The Gronau Glacier is located in the western part of the mountains. The area of the ...
The Grossman Nunataks) are a group of about a dozen nunataks in Ellsworth Land, Antarctica, rising 1,300–1,500 metres (4,300–4,900 ft) in elevation and running northwest–southeast for 18 nautical miles (33 km; 21 mi) between the Lyon Nunataks and the Sky-Hi
The Snow Nunataks (or Ashley Snow Nunataks) are a line of four widely separated nunataks on the coast of Palmer Land, Antarctica, trending east–west for 20 mi (32 km) southward of Case Island. [1] They consist of volcanic outcrops that probably represent several small subglacial volcanoes .
The Gannon Nunataks) are a notable twin-peaked group of nunataks (about 750 metres (2,460 ft) high) and several smaller rock outcrops, located between the northern end of the LeMay Range and the Lully Foothills, situated in the west-central portion of Alexander Island (between Haydn Inlet and Schubert Inlet), Antarctica
Sandhøkalvane Nunataks) is a group of nunataks located 4 nautical miles (7.4 km) northeast of Sandhø Heights, lying between the Conrad Mountains and Mount Dallmann in Queen Maud They were discovered and photographed by the German Antarctic Expedition in 1938–39, and mapped by Norway from air photos and surveys by the Norwegian Antarctic ...