A road cut through a moraine in Yellowstone National Park exposes the glacial till inside. This till includes large rocks that can be picked out within the photo as well as the small and tiny grains that surround them.
NPS Photo/John Good
Originally uploaded in Integrating Research and Education:Montana Geoheritage Project:Montana Geoheritage Sites:Augusta Choteau.
Image 183786 is a 359 by 545 pixel WebP
Uploaded:
May1 18