Nickeliferous pyrrhotite – “Waste or resource?”

  title={Nickeliferous pyrrhotite – “Waste or resource?”},
  author={Edgar Peek and Arthur Barnes and Asim Tuzun},
Abstract Currently nickel producers are keeping a close eye on both the economic and production developments taking place at the Talvivaara open pit mines and their bio-heap-leach operations located in Finland. The concept of open pit mining combined with heap leaching is a popular concept in the copper industry and practiced on oxidised copper ore bodies with less than 1% Cu. In general, this process consumes large quantities of sulphuric acid when based on oxide mineralogy. Talvivaara is… CONTINUE READING