St George is raising $60m to accelerate works at its Araxá rare earths project in Brazil Gina Rinehart’s Hancock Prospecting has committed $20m as part of the placement Funds will support feasibility study works and a financial investment decision Special Report: St George Mining has secured commitments for a $60 million placement to accelerate development of its Araxá rare earths and niobium project in Brazil. The two-tranche placement is bac…