16 August 2013

Friday fold: Sandy Hollow, Montana

Posted by Callan Bentley

Today, a view to the southwest, from close to the hinge of the main anticline in the Sandy Hollow area, a classic geological field mapping locality in southern Montana:


Triassic-aged Dinwoody Formation dominates the main part of the scene. Note how the strike and dip of the positively-weathering strata wrap around.

Our Rockies students mapped here this past July, trodding on hallowed ground familiar to generations of field camp students.