The work of a coppersmith; the forging of copper.(noun)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "coppersmithing" in a sentence
"Setting up a studio in Santa Clara, James Metcalf and his wife Ana Pellicer brought new approaches to coppersmithing from both the technical and organizational fronts."
"The corner of Av. Morelos and Av. Pino Suarez marks the Museo Nacional de Cobre (National Copper Museum), an easy one-stop overview of coppersmithing as well as a display of award-winning pieces."