1. Newly identified intertonguing between the Star Point Sandstone and the Blackhawk Formation and the correlation of coal beds in the northern part of the Wasatch Plateau, Carbon County, Utah [cartographic material] Yale Public content 1981. 2002-06-01T04:00:00Z. 2023-02-15T04:01:28Z. Geological Survey (U.S.). The Survey. English. cartographic image. Public. Utah, Carbon County, and Carbon County (Utah).