 These include (from west to east) Pinehurst, Smelterville, Kellogg, Wardner, Osburn, Silverton, Wallace, and Mullan.The Silver Valley has also been referred to as the Coeur d'Alene Valley and the Coeur d'Alene Mining District.A party of twelve miners led by Elias Davidson Pierce found gold in Orofino Creek, a tributary of the Clearwater River, in 1860.