Projects

Extension Hill Iron Ore Project

Client:

Atalaya Mining

Location:

Mt Gibson Ranges, Western Australia

Capacity:

10 Mtpa

Scope:

Optimisation Study

DRA Pacific scope includes the review and optimisation of the flowsheet and plant layout, major equipment sizing and capital and operating cost development to a 15% Class 3 accuracy.

The Process Plant consists of the following unit operations:

  • Gyratory primary crushing;Coarse ore Storage;
  • Secondary cone crushing;
  • High Pressure Grinding Rolls (HPGR);
  • Primary and secondary ball milling;
  • Regrind milling;
  • Magnetic separation of magnetite for silicates;
  • Thickening of tailings prior to pumping to TSF; and
  • Thickening of concentrate, pumping 300 km to port and filtration prior to ship loading.