Discover Mountainbase
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Mountainbase Technical Terms
Mountainbase: A geomorphic component of mountains consisting of the lowermost area, consisting of the strongly to slightly concave colluvial apron or wedge at the bottom of mountain slopes; composed of long-transport colluvium and slope alluvium sediment. It can extend out onto more level valley areas where it ultimately interfingers with, is buried by alluvium or is replaced by re-emergent residuum. Compare - mountaintop, mountainflank, free face, geomorphic component. SW