THE UNIVERSITY OF TEXAS AT AUSTIN: NEW MINER AWARD CONTROL NO.: 2707-1532 PROJECT TITLE: CARBON NEGATIVE REACTION-DRIVEN CRACKING FOR ENHANCED MINERAL RECOVERY: IN-SITU TEST AT A NI-CO-PGE DEPOSIT THE UNIVERSITY OF TEXAS AT AUSTIN PROPOSES TO CONDUCT AN IN-SITU INJECTION OF CO2 DISSOLVED IN WATER TO PERMANENTLY SEQUESTER CO2 VIA CARBON-NEGATIVE REACTIONS; CHEMICALLY FRACTURE THE ROCK VIA REACTION-DRIVEN CRACKING BEFORE MINING TO REDUCE EXTRACTION AND COMMINUTION ENERGY BY AT LEAST 50%; REPLACE THE SERPENTINITE GANGUE BY CARBONATE MINERALS TO REDUCE FLOTATION ENERGY, IMPROVE CONCENTRATE GRADE, AND INCREASE ORE RECOVERY; AND EXPAND THE LIFESPAN OF THE MINE AS A CO2 SINK ONCE THE ORE IS EXHAUSTED.