Twin Metals, the company hoping to build an underground copper-nickel mine in the same watershed as the Boundary Water Canoe Area Wilderness, no longer plans to store its tailings behind a dam and ...
FLSmidth will deliver an integrated dry stack tailings solution and a paste fill plant to a Hindustan Zinc Limited (HZL) lead-zinc mine in Rajpura Dariba, Rajasthan. The solution will ensure ...
SAO PAULO (Reuters) - Brazilian mining company Vale SA plans to invest about 1.5 billion reais ($409 million) in so-called dry stacking tailing systems to reduce its reliance on tailings dams, it said ...
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