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Purple copper is a relatively pure form of copper. It fully demonstrates the copper's ductility, conductivity, and corrosion resistance, with ductility being an important characteristic of copper jewelry.purple copperThe melting point of "is very high, making it difficult to cast, but its excellent ductility compensates for this disadvantage, making it easy to process into various molded patterns. The dark red "metallic lusterTo make it express a sense of modernity while also possessing a sense of stability and nobleness, copper is the most commonly used material in decorative elements.