Definitive Feasibility Study (DFS)

  • Bankable DFS by GR Engineering Services (GRES).  Updated 2 August 2017.
  • Focused on 5 simple sulphide deposits of which Little Eva is the largest
  • JORC 2012 compliant resources and reserves
  • Straightforward open pit mining and simple processing for 14 years
  • Clean copper-gold concentrate
  • Native title, environmental permits and mining leases all in place
  • Low capital intensity
  • 7 ‘copper-only’ deposits excluded


Project Life

14 years


7million Tonnes per annum

Copper Grade (excluding stock piles)

0.6 %

Gold Grade

0.1 g/t

Copper Production

39,000 tonnes per annum

Gold Production

17,200 ounces per annum

Capital Expenditure

AUD$288 million

Life of Mine Revenue

AUD$3,629 million

C1 Cash Cost

1.65 US$ per pound copper

Little Eva is a Large Deposit

  • Little Eva is the largest deposit, DFS includes 4 satellite deposits:  Ivy Ann, Lady Clayre, Turkey Creek and Bedford
  • Little Eva Resource:  546kt contained copper and 295koz contained gold
  • Pit is 1.3km long, up to 370m wide, 240m deep
  • Low strip ratio of 1.8:1 after pre-strip
  • Reserves: 85.6Mt ore @ 0.50% copper, 0.07g/t gold
  • Contract mining fleet delivering 7Mtpa to adjacent plant

           - Conventional drill and blast
           - 12 x 136t trucks
           - 2 x 250t excavators