sand flow

sand flow
    a) A flow of wet sand, as along banks of noncohesive clean sand that is subject to scour and to repeated fluctuations in pore-water pressure due to rise and fall of the tide.
    b) A flow of loose, dry sand, as along the slip face of a sand dune; typically a microfeature.
   SW, CV, & GG

Glossary of landform and geologic terms. 2013.

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