Sigma Lithium secures $100 million for Brazil mine expansion.
Sigma Lithium has secured up to $100 million from shareholder Synergy Capital to build the initial phase of a $155-million expansion at its Grota do Cirilo lithium project in Minas Gerais, Brazil. ERG and Gécamines restart operations at Boss Mining. ERG and Gécamines have announced that they have restarted cobalt operations at Boss Mining in […]