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May 18, 2011· Silver refining question ... are you using to refine gold? ... was melt the gold/silver concentrate with lead in a crucible with borax, soda ash, silica.
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How to Make Flux for Gold Refining ... Using Borax Flux to Refine Gold ... of a boraX/silica/salt flux is added to absorb extraneous impurities, ...
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Specific gravity of metals, unit converters included for ease of use.
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Refining Gold Refining gold is a term related to gold. Learn about refining gold here. X. Adventure; ... Workers add borax and soda ash to the molten metal, ...
How to Refine Gold Bullion with Oxygen or ... in presence of an acid slag, such as borax or silica, ... The slag making material used consisted of borax and sand; ...
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namely sodium carbonate (Na2CO3), borax (Na2B4O7), silica (SiO2), lead oxide as a collector ... gold as collectors for the isolation of PGM from rocks, ores and
Gold Smelting Refining Process. ... several reagent chemical such as borax, silica, ... solidification of the slag as sand sized particles of glass. Refining Gold.
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