Pronto Mine (original) (raw)

The Pronto Mine is an historical uranium mine located approximately 20 km south of Elliot Lake, Ontario near Spragge. The site is owned and operated by Rio Algom Ltd, has been rehabilitated and is currently undergoing environmental monitoring. The mine was in operation from 1956 to 1960, during which time it produced 4,643,835 pounds of U3O8. Upon closure of the mine, the mill was converted to a copper concentrator to process ore from the nearby and operated until 1970.