NexGen Energy Ltd. (NXE:TSX; NXE:NYSE.MKT) announced its maiden preliminary economic assessment (PEA) of the "basement-hosted" Arrow Deposit on July 31.
The company that unearthed the world's second-largest diamond but has so far failed to sell it, is mulling a partnership to sell the giant stone if a buyers is not found within the next six to eight weeks.
South Africa's mineral resources department has withdrawn its plan to impose a moratorium suspending the issuance of new mining and prospecting rights, which had drawn a court challenge by an industry group.
BHP Billiton is looking for ways to shore up power supply and bring down power costs at its Olympic Dam copper mine in Australia, as it plans to expand following a string of electrical outages, the mine's head said on Friday.