Trading Copper A Fundamentally Important Commodity To
Nov 27, 2020018332Copper Bullion. Traders can purchase copper bullion bars and coins from metals dealers, much like gold or silver bullions. Investment-grade copper is refined to a purity level of .999 copper, resulting in higher trade costs than markets like futures.. This premium, along with the cost of storing the metal may make bullion an expensive and impractical way to trade.