Resource Copper (Cu), Gold (Au) concentrate

Oz Minerals Limited

Status Operating
Mining operation
  • Malu open pit mine
  • Ankata underground mine
    • high-grade resource
    • 800 metres away from the Malu open pit
    • mine life to 2022
  • Malu underground
    • third mining front to be developed at Prominent Hill
    • first production early October 2014
    • underground access via an extension to the main Ankata underground decline in early 2013
  • Mining of underground mining areas via a technique called sub-level open stoping
  • Grinding and flotation processing plant
  • Permanent village
  • Haulage road, power line and bore field
  • Fly-in, fly-out operation
Locationprominent_hill_blueApproximately 650 km north-northwest of Adelaide, about halfway between Roxby Downs and Coober Pedy; 130 km north west of Olympic Dam and 130 km south east of Coober Pedy
Tenement information

The Prominent Hill operation comprises a number of tenements, including the mining lease (ML 6288), miscellaneous purpose licences (MPL 81, 82, 83,84, 91, 93, 94 96, 97, 101, 112 to 117 and 119 to 122) and extractive mineral leases (EML 6234, 6236 to 6242, 6278 to 6296, 6299)

Download map showing Prominent Hill tenements via the South Australian Resources Information Gateway (SARIG)

The deposit
  • Located within the Mount Woods Inlier, in the northeast of the Gawler Craton
  • Occurs within a large hematite altered sedimentary breccia complex that lies beneath a younger sedimentary overburden (cover sequence)
Resource estimates and production estimates

Company released resource estimates and production statistics for South Australia's major operating and approved mines are summarised in South Australia's major operating/approved mines: resources estimates and production statistics (PDF, updated regularly).

Approval process

The 2009 revised MARP (now deemed to be a PEPR) included environmental and social impacts associated with construction, operation and closure of Ankata (Prominent Hill underground mine).

Current documents
Current program for environment protection and rehabilitation (PEPR)