gold smelting method - metallurgist mineral processing engineeryou need to explain a bit more, the general fluxes used for smelting of gold concentrates are borax (40-50%); soda ash (10-15%) and sillica sand (5-10%) of.
hydrometallurgy: leaching in heap, vat, cil, cip .4 apr 2017 . the cold strip process is duly noted. my challenge is . commonly, like siddingquf said, the sillica gel may be one key factor. looking forward to.