Gold is a soft metal easily worn free by abrasion in a tumbler, the brown powder along with some copper that also found its way into the mix.
The copper gold mix in the flower pot, copper is removed via a DC electric current, copper is plated onto the copper sheet. after a couple of days the copper is nearly completely removed, the electrolyte now saturated with the brown gold powder. The remaining copper chemically removed.
I now have 65 grams of gold powder to further refine,
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