Rio Tinto's Argentina Lithium Project Receives RIGI Approval

May 22, 2025--Written by Amir Richani for Industrial Info Resources (Sugar Land, Texas)--The Argentine government has approved the first lithium project under the Incentive Regime for Large Investment (RIGI) program, opening the door to more developments.Based on articles from local media, a government official announced during the Arminera conference in Argentina that Rio Tinto's (London, England) Rincon lithium project has been approved under the RIGI.