Lateral moraine

Alternative definitions (5), class: vernacular (0)
Term: Lateral moraine
Definition: A sediment ridge, located on a glacier's surface adjacent to the valley walls, extending down glacier to the terminus. It forms by the accumulation of rock material falling onto the glacier from the valley wall, rather than by water deposition. Debris deposited along the side of a glacier, comprising both rockfall debris from above and debris ground up by ice-marginal processes.
Created 2022.03.08
Last Modified 2023.03.27
Contributed by GCW Glossary