Key Data:
Producer of
Zinc, copper, silver, indium, sulphuric acid
Location
Northern Ontario, Canada
Ownership
Xstrata plc (100%)
Geology type
Archaean greenstone belt
Mineral type
Volcanogenic base-metal sulphides
Reserve base
19Mt proven and probable, grading 1.8% Cu, 5.5% Zn, 0.18% Pb and 53g/t Ag (2005)
Annual production
42,738t of copper, 119,960t of zinc and 3.7Moz of silver (2005)
Mining method
Underground blasthole stoping
Processing method
Crushing, grinding and flotation to produce zinc and copper concentrates for smelting and refining on site
Key equipment (underground)
Ingersoll-Rand, Cubex and Mission blasthole drills, Tamrock haulers