Nevsun Resources Production Gold Mine Africa Mining Africa Copper- conventional flotation to produce copper concentrates Later in the mine life flotation capacity will be expanded again to also produce zinc concentratesCopper Floatation Flowsheet The copper flotation plant is a conventional circuit with rougher cleaner regrindLumwana
ABSTRACT A method for separating copper sulphides from lead sulphides contained in particulate copper lead sulphide concentrates by a flotation process in which an aqueous alkali metal silicate-alkali metal dichromate reagent solution is added in the flotation step to depress the lead bearing sulphides
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