Marine Science Faculty Publications

Crescentic Scours on Palaeo-ice Stream Beds

Document Type

Article

Publication Date

2016

Digital Object Identifier (DOI)

https://doi.org/10.1144/M46.166

Abstract

Subglacial landforms include a range of depositional and erosional features formed by the interaction of ice or meltwater with a soft sedimentary or bedrock substrate. The genesis of many such landforms has received considerable scrutiny, but sets of half-moon- (crescent-) shaped scoured depressions that are known from a number of relict ice-sheet beds have received little attention. New data reveal that these enigmatic features, here termed crescentic scours, are more widespread than previously reported and may be important in understanding broader subglacial processes.

Was this content written or created while at USF?

No

Citation / Publisher Attribution

Geological Society, London, Memoirs, v. 46, p. 221-222

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