Chattermarks

Alternative definitions (3), class: vernacular (0)

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Term: Chattermarks
Definition: A series of small, closely spaced, crescentic grooves or scars formed in bedrock by rocks frozen in basal ice as they move along and chip the glacier's bed. The horns of the crescent generally point down glacier.
GCW USGSGlaciers
Created 2022.03.08
Last Modified 2023.03.27
Contributed by GCW Glossary
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