South32 clears key US hurdle for $2B Arizona mine
Company News · Mining.com ·
The US Forest Service issued its Final Record of Decision for South32's $2 billion Hermosa zinc-silver project in southern Arizona, completing the federal NEPA environmental review for key infrastructure including an access road, tailings facility and transmission line. The mine could produce up to five federally designated critical minerals, including zinc and manganese, and is expected to reach full production by 2029 as Washington pushes to reduce reliance on China.