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How To Separate Gold From Black Sand Using Lye

How to Use Bleach on Gold Ore to Remove Gold Place the ore into the mortar and grind it to the sie of sand grains. Put the ore grains into a plastic bowl. Add the 35-percent hydrochloric acid to the sodium hypochlorite bleach into a flask or beaker in a two-to-one ratio of acid to bleach. Ensure that the liquid mixture is at least six

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