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(Metallurgy) the first stage in the extraction of a metal from an ore in which as much gangue as possible is removed and the ore is prepared for smelting, refining, etc. Also called: mineral dressing or mineral processing
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|Noun||1.||ore dressing - crushing and separating ore into valuable substances or waste by any of a variety of techniques|
extraction - the process of obtaining something from a mixture or compound by chemical or physical or mechanical means
activating agent - (mineral extraction) a surface-active chemical used in flotation process to increase the attraction to a specific mineral
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