Turquoise is one of the favorite jewels for people.However,there are not many natural turquoise mines in China.The reserve is small,and there are only a few high-quality turquoises that can be mined to meet the needs of the market.Around 2013,turquoise optimized by electrochemical method by Americans appeared in the jewelry market in China.Its beautiful colour attracts the attention of many consumers.The authors conducted an electrochemical treatment of homemade turquoise in the laboratory of Shenzhen.After...