US has second-longest mine development timeline in the world, S&P Global says
Mines in the US go from discovery to production in an average of 29 years.
NUNAVUT – Starfield Resources of Montreal has asked SGS Lakefield Research to develop a hydrometallurgical process for recovering metal from the massive sulphide ore of its Ferguson Lake copper-nickel-cobalt project within the Hearne Domain of the Churchill Province…..more at Canadian Mining Journal
