Clinker formation near Medora, North Dakota
Detailed Description
Clinker is formed whn rock units that overlie exposed burning coal seams are baked and fused. The red clinker is more resistant to erosion than non-baked adjacent Fort Union Formation sandstone and forms the caps of many plateaus and buttes.
Details
Image Dimensions: 1156 x 743
Date Taken:
Location Taken: ND, US