Zigzag Bluff
Encyclopedia
Zigzag Bluff is a rock bluff at the foot of Herbert Range
Herbert Range
The Herbert Range is a mountain range in the Queen Maud Mountains of Antarctica, extending from the edge of the polar plateau to the Ross Ice Shelf between the Axel Heiberg and Strom glaciers....

, overlooking Ross Ice Shelf
Ross Ice Shelf
The Ross Ice Shelf is the largest ice shelf of Antarctica . It is several hundred metres thick. The nearly vertical ice front to the open sea is more than 600 km long, and between 15 and 50 metres high above the water surface...

 about 5 miles (8 km) west of the terminus of Axel Heiberg Glacier
Axel Heiberg Glacier
The Axel Heiberg Glacier is a valley glacier, long, descending from the high-elevations of the Antarctic Plateau into the Ross Ice Shelf between the Herbert Range and Mount Don Pedro Christophersen in the Queen Maud Mountains....

. Probably first seen by Roald Amundsen
Roald Amundsen
Roald Engelbregt Gravning Amundsen was a Norwegian explorer of polar regions. He led the first Antarctic expedition to reach the South Pole between 1910 and 1912 and he was the first person to reach both the North and South Poles. He is also known as the first to traverse the Northwest Passage....

 in 1911, the bluff was roughly mapped by the Byrd Antarctic Expedition, 1928-30. So named by the Southern Party
Southern Party
The Southern Party was a minor political party in the United States that operated exclusively in the South. The party supported states' rights and increased Southern cultural and regionalist activism....

 of the New Zealand Geological Survey Antarctic Expedition
New Zealand Geological Survey Antarctic Expedition
The New Zealand Geological Survey Antarctic Expedition describes a series of scientific explorations of the continent Antarctica. The expeditions were notably active in 1957-58 and again in 1958-59. The 1957-58 expedition went to the Ross Dependency and named the Borchgrevink Glacier...

 (NZGSAE), 1961–62, because of the peculiar folding of the marble
Marble
Marble is a metamorphic rock composed of recrystallized carbonate minerals, most commonly calcite or dolomite.Geologists use the term "marble" to refer to metamorphosed limestone; however stonemasons use the term more broadly to encompass unmetamorphosed limestone.Marble is commonly used for...

on the bluff.
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