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Ore Concentration Refining

Aug 20, 2020nbsp018332Concentration of ores may be achieved by froth flotation in which an ore is contained in a froth that floats at the top of a water vat. After the ore has been concentrated it must be roasted to a high temperature allowing for the desired metal to be oxidized. ... Refining a metal can be accomplished by electrolysis or zone refining. Certain ...

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