Decision-making in choosing the appropriate mining technique can be difficult, especially when there are a plethora of alternatives and criteria. Mercury amalgamation has been the most prevalent technique employed in artisanal small-scale gold mining (ASGM) but this has been associated with profound health risk. As part of a process of developing a risk management framework for ASGM, this paper reviews the common mining alternatives and criteria for their selection, and demonstrates a methodology for choosing an optimum technique.
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