pedisediment


pedisediment
   A sediment layer, eroded from the shoulder and backslope of an erosional slope that lies on and is, or was, being transported across a pediment.
   FFP

Glossary of landform and geologic terms. 2013.

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  • pediment —    A gently sloping erosional surface developed at the foot of a receding hill or mountain slope, commonly with a slightly concave upward profile, that cross cuts rock or sediment strata that extend beneath adjacent uplands. The erosion surface… …   Glossary of landform and geologic terms

  • base slope —    [ geomorphology ]    A geomorphic component of hills consisting of the concave to linear slope (perpendicular to the contour) which, regardless of the lateral shape is an area that forms an apron or wedge at the bottom of a hillside dominated… …   Glossary of landform and geologic terms

  • rock pediment —    An erosion surface of low relief, cut directly into and across bedrock and composed of either bare rock or thinly veneered pedisediment or residuum (e.g., < 1.5 m) over bedrock; it occurs along the flanks of mountain fronts, or at the base… …   Glossary of landform and geologic terms