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Concept information
Preferred term
rock flour
Type
-
Topic
Definition
-
Fine-grained, silt-size sediment formed by the mechanical erosion of bedrock at the base and sides of a glacier by moving ice. When it enters a stream, it turns the stream's color brown, gray, iridescent blue-green, or milky white. Also called glacier flour or glacier milk.
Broader concept
Synonyms
- glacial flour
- glacier flour
- glacier milk
In other languages
-
Spanish
URI
https://lod.nal.usda.gov/nalt/233436
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