The Yaramoko mine in Burkina Faso also saw a 25% increase in production.

The project is positioned to be the largest copper mine in Colombia, the company says.

Copper and silver are often skipped over in discussions of metals needed for the green economy, with battery metals like lithium, graphite, cobalt and nickel hogging the limelight.

The sector will be responsible for 14% of total demand for silver this year compared with 5% in 2014.

The court gave the provincial government 18 months to develop a constitutionally compliant system.

Both Silvercorp Metals and Pan American Silver, current shareholders of the company, have expressed their desire to participate in the offering.

The project aims to extend the exploitation of the mine for eight more years.

The micompleted re-domiciling to Kazakhstan from Jersey last month