MARKET CAPITALISATION : $ 8.6BN COUNTRY : AUSTRALIA

Pilbara Minerals is based in Perth , Western Australia , and operates the Pilgangoora Lithium-Tantalum Project , one of the world ’ s largest lithiumtantalum mines . Tantalum is a very hard metal that is highly corrosion-resistant . The mine extracts and processes lithium spodumene ore . miningdigital . com 33