Key Data:
Location
Witwatersrand, South Africa
Ownership
Gold Fields Ltd (100%)
Geological setting
Quartz-pebble conglomerates (reefs)
Reserve base
54.2Mt grading 8.2g/t Au proven and probable (2006)
Annual production
914,000oz (2005–06)
Mining method
Manual underground stoping
Recovery method
Crushing, grinding, filtration, CIP leaching, zinc precipitation, smelting and refining