Crevasse
A deep V-shaped cleft formed in the upper brittle part of a glacier as a result of the fracture of ice undergoing extension. For various types of crevasses refer to longitudinal crevasse, transverse crevasse, en-echelon crevasse and bergschrund.
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Aerial view of crevasses in the accumulation area of Fox Glacier, South Island, New Zealand. Photo M. J. Hambrey. |