Rio Tinto Announces US$652 Million Investment in Continued Pre-Feasibility Studies on Deep Porphyry Copper Deposit in Arizona
August 4th, 2008
Rio Tinto has announced an investment of US$652 million (Rio Tinto share US$341 million) to support continued pre-feasibility studies on a large, tier-one copper deposit at its Resolution Copper Mining LLC (RCML) operation in Superior, Arizona.
Pre-feasibility studies are expected to be completed by 2012 with production at the new mine expected to start by 2020, [...]