Williston Basin, North Dakota

Cochise College
USA Geology Maps   
Geology Home Page                                   

Roger Weller, geology instructor

 
Original map is the Geologic Map of the United States
United States Geological Survey
edited by P.B. King and H.M. Beikman, 1974
original scale was 1: 2,500,000

 

 

Same map, but with culture removed