World's fourth-largest mining giant opens $1.4 billion lithium plants in South America as it commits $6.7 billion to projects in Guinea and South Africa Copy

Rio Tinto, one of the world's largest publicly listed mining companies, has inaugurated two lithium plants worth $1.4 billion in Argentina, expanding its international operations alongside multibillion-dollar mining investments in Guinea and South Africa. Rio Tinto inaugurated two new lithium plants worth $1.4 billion…