INFOGRAPHIC: How to ensure your diamond is conflict free

The Sydney-based miner has been working towards developing nickel for batteries.

The share of electric vehicles in sales of new passenger vehicles is set to more than double globally in the next few years — to 30% in 2026.

Biden said a "key piece" of protecting technologies that are key to the national security interests of both countries.

The southern African country has significant deposits of lithium as well as rare earth minerals.