Colorado National Monument, Colorado. Mount Garfield, a prominent point on the Book Cliffs bordering the northeastern side of the Grand Valley. Slopes are Mancos shale. The ledge about halfway upslope is the toe of an ancient landslide deposit of Mesaverde Sandstone blocks marking the level of an ancestral Grand Valley. Capping beds of sandstone at the crest are basal beds of Mesaverde Group. 1976. Figure 25, U.S. Geological Survey Bulletin 1508. Survey Bulletin-1508

Digital File:lswc0121

ID. Lohman, S.W. 121cp