An engineering procurement construction management (EPCM) contractor has been appointed to design and construct a lithium pilot processing plant at the Uis Mine in Namibia, technology metals mining company AfriTin Mining stated on Tuesday. This follows metallurgical test work results of the London Aim-listed mining and exploration company showing the successful production of a petalite lithium concentrate, indicating the potential for a lithium byproduct at the company’s flagship polymetallic Uis.