I Positive Tumas Scoping Study Delivers Pre-Feasibility Study Go-Ahead ASX-listed Deep Yellow Limited has completed a Scoping Study focused on the Reptile Project's Tumas palaeochannel calcrete deposits in Namibia, which supports proceeding directly to a Prefeasibility Study."Successful execution of our stated strategy aims to deliver a multi-mine 5-10 million-pound per annum low-cost uranium production company with the expectation of each project achieving a minimum of 2-3 million pounds per annum production capability," said Managing Director and CEO John Borshoff.