Anglo-Australian multinational company Rio Tinto has announced its investment of A$40.4 million in the mining firm Sovereign Metals Limited. This investment will allow Rio Tinto to acquire a 15% stake in Sovereign and provide the necessary funding to advance the Kasiya Rutile-Graphite Project in Malawi. In a press release, Ben Stoikovich, Chairman of Sovereign, described the agreement with Rio Tinto as a landmark one, highlighting the potential for Kasiya to become a globally significant supplier