sulfuric acid leaching?

Possible Answer:
Similar to copper oxide heap leaching, also using dilute sulfuric acid. Rio Tinto is commercializing this technology in Namibia and Australia, the French nuclear power company Areva in Niger (two mines) and Namibia, and several other companies are studying its feasibility. - read more

Possible Answer:
Environmental Impact of Sulfuric Acid Leaching. The electro-winning system [SX-EW] is a step in the right direction as the mining industry attempts to develop methods that have less of an impact on the environment. - read more

Please vote if the answer you were given helped you or not, thats the best way to improve our algorithm. You can also submit an answer or check other resources.