Gold Dore Bars are rough gold typically about 80 percent pure gold. After mining these bars, the bars are then sent to our refineries where they are processed to produce various sizes and purity of gold at a minimum of 99.5% pure gold. Afriq Gold Miners usually refine all the gold dore bars we mine in our own refineries although occasionally we may sell them to other refineries.Buy Gold Dore Bars, Dore bar is a mixture of precious metals. We buy gold dore bars these bars are the results of removing all non-metal particles out of the gold ore, there aren’t any hollows, dirt, or different such things. Just metal. Pure gold is being separated from different substances and parts by the chemical.