Iron ore prices have rebounded to just below $100 a tonne since hitting a three-year low in October.

The Asian country controls a third of the $46 billion market for electric vehicle batteries.

Prystai will succeed Jonathan Price, who was appointed the chief executive officer earlier this year following the departure of company veteran Don Lindsay.

Russian billionaire Suleiman Kerimov and his family, which until earlier this year held a majority stake in Polyus, are set to face a fresh probe in France.

Las Bambas had reduced its operations to 30% of its usual capacity earlier this month due to the protests.

The fully-electric Jumbo will also break new ground in its user experience by reducing noise and vibration, and eliminating heat and the emissions of diesel particulate matter.

McEwen has identified four new gold veins in the Grey Fox area as part of its ongoing exploration program within the Fox Complex.