Gros Ventre Landslide Wyoming

Traits:

View from Grand Teton mountains across valley to E to Gros Ventre Range and large flake scar on mountain side.

View from head scarp scar with snow to translational slide block in middle to hummocky toe at base.

Upper part of slide showing where basal slip surface at bottom of Tensleep sandstone (on top of Amsden Formation clay beds) is exposed. Note intact sliver with trees half way down bare scarp.

 

View from interior of hummocky toe to other side of valley where Tensleep sandstone rode up and against in place Chugwater red clastics.