Copper-gold explorer AusAmerican Mining is set to add an operating copper-lead-zinc mine and a major copper development project in the Republic of Congo to its portfolio of assets, with the transaction worth $US49 million.

Copper-gold explorer AusAmerican Mining is set to add an operating copper-lead-zinc mine and a major copper development project in the Republic of Congo to its portfolio of assets, with the transaction worth $US49 million.