Heap leaching— a low-cost recovery method for small gold deposits in northwestern Ontario
CIM Bulletin, Vol. 76, No. 850, 1983
R.C. BEARD, Mineral Resources Coordinator, NW Region, Ontario Ministry of Natural Resources, Kenora, Ontario
Heap leaching, currently being applied in the treatment of low-grade ores in the southwestern United States, is shown to have potential for use in northwestern Ontario. The history and operation of the process are described, and cost comparisons are given.
Mots Clés:
Leaching, Heap leaching, Gold deposits, Mineral processing, Porosity, Column leaching, Sodium cyanide, Cyanidation.
