Iron Ore-focused Amex Resources has received independent confirmation of the financial and technical viability of its Mba Delta iron sands project in Fiji, coupled with the potential to generate returns over 20 years, following the completion of a bankable feasibility study.

Key findings from the BFS prepared by Engenium estimated operating costs to be $US26 ($A25.40) per tonne of magnetite product, the project to have a net present value of $387 million, positive cash flow in the first year of operation and direct capital costs to amount to $63 million.