The White Ash Mine opened in 1862 and was one of the earliest coal mines in Colorado, producing coal for use in Golden, in Denver to the east, and at gold and silver mines in the Rocky Mountains to the west.
The White Ash Mine opened in 1862. The White Ash Mine was producing coal for use in Golden to the east, and at gold and silver mines in the Rocky Mountains to the west. This was in Denver. The White Ash Mine was one of the earliest coal mines in Colorado. This was in Denver to the east, and at gold and silver mines in the Rocky Mountains to the west. Colorado was producing coal for use in Golden.