Cupellation is a refining process in metallurgy, where ores or alloyed metals are treated under . So the primary production of silver requires the smelting and then cupellation of argentiferous ... Ceramic materials in fire assay practices: a case study of 16th century laboratory equipment, in M. I. Prudencio, M. I. Dias and J. C..
In the mining industry, cyanide is primarily used for leaching gold and silver .. A unit flotation cell was included in the milling circuit at the Beaconsfield mine. . stages of beneficiation, smelting, and refining to achieve user friendly purity up to.