Englacial debris
Debris dispersed throughout the interior of a glacier. It originates either as surface debris that is buried in the accumulation area or falls into crevasses, or in basal debris that is raised from the bed by thrusting or folding.
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Englacial debris layers in the advancing cliff of Thompson Glacier, Axel Heiberg Island, define complex folding (q.v.) and thrust (q.v.) structures. Photo M. J. Hambrey, 1975. |