i-80 Gold reports Granite Creek Underground feasibility study
i-80 Gold says Granite Creek Underground feasibility study shows after-tax NPV(5%) of $118M at $2,750/oz gold, rising to $598M at $4,500/oz. It cites initial reserves of 556.5k oz Au at 7.87 g/t and steady-state output of ~75k oz/yr for ~8.5 years.