Distribution and properties of clinoptilolite-bearing tuffs in the Upper Jurassic Morrison Formation on the Ute Mountain Ute Reservation, southwestern Colorado and northwestern New Mexico /
by Paula L. Hansley and Richard A. Sheppard.
- Washington : Denver, CO : U.S. G.P.O. ; For sale by USGS Map Distribution, 1993.
- iii, xi p. : ill., map ; 28 cm.
- Geologic studies of the Ute Mountain Ute Indian Reservation U.S. Geological Survey bulletin ; 2061-A .