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Chemical composition of the material to be refined would be ideal. Initial form of the material as in old jewelry, fluvial dust, gold scraps, etc. Starting purity, including quantity of Au and Ag.
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How Gold Plating is Done, Step by Step By Marlene GasdiaCochrane, Editor Editor's Note: In our last article, Calla Gold, a Santa Barbara jeweler specializing in custom jewelry design and jewelry repair, described gold plating and its best practices.