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THE BASIC PROCESSES OF GOLD RECOVERY INTRODUCTION. Man has held a fascination with recovering and acquiring gold almost since the beginning of time.
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Chalcopyrite ores are usually processed by means of hydrometallurgical or pyrometallurgical processes, but due to environmental aspects and the possibility of ...
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The chemical reaction for the dissolution of gold, the "Elsner Equation", follows: 4 Au + 8 NaCN + O 2 + 2H 2 O → 4 Na[Au(CN) 2] + 4 NaOH. In this redox process ...
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