Cedar Mountain, elevation , is a summit in the Elkhead Mountains northwest of Craig in Moffat County, Colorado, U.S. Cedar Mountain Recreation Area. The Bureau of Land Management manages the Cedar Mountain Recreation Area. Free to access, the area covers on the mountain. A hiking trail, the Stearns Trail, starts at the parking lot. Historical names. The peak was previously called Fortification Butte. Geology. The mountain is made up of white sandstone of the Browns Park Formation covered by a layer of basalt from an ancient lava flow. Thus, the mountain is not a volcano.