Sep 29, 2021· Equinox Gold PFS for Aurizona expansion outlines US$154M capex to extend mine life to 11 years. Equinox Gold (TSX: EQX; NYSE: EQX) has released the prefeasibility study for the expansion of its -owned Aurizona gold mine in Brazil. The plan covers mining underground and…. Stock Markets/Investing September 20, 2021.