“In-situ leaching (ISL), also called in-situ recovery (ISR) or solution mining, is a mining process used to recover minerals such as copper and uranium through boreholes drilled into a deposit, in situ.”
Wikipedia entry on Solution Mining[embedyt]http://www.youtube.com/watch?v=QZsJnJBRmFw[/embedyt]
[embedyt]http://www.youtube.com/watch?v=Lndabgi3y20[/embedyt]
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