1) Extraction 2) Mineral dressing 3) Mineral extraction 4) Mineral processing 5) Ore dressing 6) Ore processing 7) Waste treatment technology Found on https://www.crosswordclues.com/clue/beneficiation
In mining, beneficiation (occasionally spelled `benefication`) is one of a variety of processes that take extract ore from mining and separate it into the desirable mineral and gangue (the unuseful part of the ore). Based on this definition, people occasionally use the term metaphorically for economic development and corporate social responsibil..... Found on http://en.wikipedia.org/wiki/Beneficiation