1. Stratigraphic framework, coal zone correlations, and depositional environment of the upper Cretaceous Blackhawk Formation and Star Point Sandstone in the Candland Mountain and Wattis areas, Nephi 30ʹ x 60ʹ quadrangle, Wasatch Plateau coal field, Carbon and Emery counties, Utah Yale Public content 1990. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey ; For sale by Map Distribution. English. Public. Utah, Carbon County, Emery County, and Wasatch Plateau (Utah). Cretaceous.