1. Aeromagnetic map on a geologic base map of the Tushar Mountains and adjoining areas, Marysvale volcanic field, Utah [cartographic material] Yale Public content 1984. 2002-06-01T04:00:00Z. 2016-07-23T21:10:21Z. Geological Survey (U.S.). The Survey ; For sale by Branch of Distribution, USGS. English. cartographic image. Public. Utah, Tushar Mountains, U.S., Utah., and Tushar Mountains.