South Sudan has signed a mineral exploration agreement with two mining and metal refining companies in Canada and the United States of America (USA). */ The deal, the firms said in a joint statement issued Monday, was signed by South Sudan’s mining minister Gabriel Thokuj Deng and executives of US-based mining firm REE-Magnesium and Canada’s CVMR Inc at the South Sudanese embassy in Washington on September 12. The pact allows ...