10 天前· The DFS follows the 2017 feasibility study on a 25,000 tpa Li 2 CO 3 project ("25,000 tpa DFS "). Minera Exar has more than 250 employees and approximately 500 contractors at the Project. Construction is scheduled to be completed by the end of 2020. Construction of the evaporation ponds commenced in Q1 2018 and is approximately 60% completed.