Geologic map of the St. George and east part of the Clover Mountains 30' x 60' quadrangles, Washington and Iron Counties, Utah (M-242) Grand Canyon Lake Bonneville was a large

Lake Bonneville was a large ice-age lake that covered much of northwestern Utah between about 32

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and symbols to depict the relative age

The reverse side of the map features a detailed map of the area stretching from California's Eldorado National Forest to Sequoia National Forest

Road Guide to the Geologic Evolution of the Sevier Fold-Thrust Belt

Geologic map of the St. George and east part of the Clover Mountains 30' x 60' quadrangles, Washington and Iron Counties, Utah (M-242) Grand Canyon Lake Bonneville was a largeBy: R. F. Biek, P. D. Rowley, J. M. Hayden, D. B. Hacker, G. C. Willis, L. F. Hintze, R. E. Anderson, and K. D. Brown The St. George and eastern part of the Clover Mountains 30' x 60' quadrangles, located in the southwest corner of Utah, cover parts of Washington and Iron Counties, Utah, and border the neighboring states of Nevada to the west and Arizona to the south. Southwest Utah straddles the transition zone between the colorful, flat lying strata