71°45′S 8°15′E / 71.750°S 8.250°E / -71.750; 8.250
4-843: The Drygalski Mountains are a group of scattered mountains and nunataks lying between the Filchner Mountains and the Kurze Mountains in the Orvin Mountains of Queen Maud Land . They were discovered by the Third German Antarctic Expedition (1938–1939), led by Captain Alfred Ritscher , and named for Professor Erich von Drygalski , the leader of the First German Antarctica Expedition of 1901–03. They were remapped from air photos and survey by
8-468: 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. They often form natural pyramidal peaks . Isolated nunataks are also called glacial islands, and smaller nunataks rounded by glacial action may be referred to as rognons . The word is of Greenlandic origin and has been used in English since the 1870s. The term nunatak
12-542: Is typically used in areas where a permanent ice sheet is present and the ridge protrudes above the sheet. Nunataks present readily identifiable landmark reference points in glaciers or ice caps and are often named. While some are isolated, they can also form dense clusters, such as Queen Louise Land in Greenland. Nunataks are generally angular and jagged, hampering the formation of glacial ice on their tops, although snow can accumulate on them. This can contrast strongly with
16-555: The Sixth Norwegian Antarctic Expedition , 1956–60. The highest peak is Ulvetanna Peak at 2,930 metres (9,600 ft). [REDACTED] This article incorporates public domain material from "Drygalski Mountains" . Geographic Names Information System . United States Geological Survey . This Princess Astrid Coast location article is a stub . You can help Misplaced Pages by expanding it . Nunatak A nunatak (from Inuit nunataq )
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