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RECOVERY OF GOLD,SILVER AND
PLATINUM GROUP METALS
(IT IS BEST TO RECOVER PLATINUM GROUP METALS IN A CLS ELECTROLITIC TANK) THIS PAGE COVERS THE VERY BASICS OF PRECIOUS METAL RECOVERY. SEE THE LINKS ON THIS PAGE FOR FULL INSTRUCTIONS. I HOPE TO HAVE MY INSTRUCTIONAL VIDEO AVAILABLE LATER THIS SUMMER. MATERIAL SEPARATION(RECOVERY) MATERIALS AND MIXING INSTRUCTIONS GOLD REFINING WITH AQUA-REQIA GOLD REFINING WITH NITRIC SUBSTITUTE SILVER REFINING CLS AND ELECTROLITIC REFINING FOR GOLD AND PLATINUM ABBREVIATIONS COMMON TO THESE
PROCEDURES.
AC=AMMONIUM CHLORIDE AR=AQUA-REGIA SN=SODIUM NITRATE SC=STANNOUS CLORIDE NA=NITRIC ACID CLS=CYANIDE LEACH SUBSTITUTE SMB=SODIUM METABISULFITE ZP=ZINC POWDER HA=HYDROCHLORIC ACID THE #1 RULE IN REFINING GOLD IS TO CONCENTRATE THE GOLD AWAY FROM ALL OTHER BASE METALS PRIOR TO USING ACID OR AQUA-REGIA SYSTEMS. MECHANICAL SEPERATION WILL YEILD THE BEST RESULTS. TO STRAIN THE GOLD FLAKES/PINS FROM LIQUID USE A PAINTERS FILTER FIRST TO GET THE LARGE PARTICALS,USE A MINIMG FILTER OR COFFEE FILTERS TO COLLECT SMALL PARTICALS. ALWAYS ADD WATER BACK TO THE CONTAINER AFTER THE ACID IS POURED OFF OF THE MATERIALS/PARTS. THE WATER WILL HELP THE GOLD FLAKES/PINS SEPERATE FROM THE OTHER MATERIALS AND RINSE INTO YOUR FILTERS. PAINT FILTERS AND WOODEN MIXING STICKS CAN BE AQUIRED FREE FROM MOST AUTO-PARTS STORES AND DEPT. STORES THAT HAVE A PAINT CENTER. |
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