Heliostar Announces PEA for Ana Paula Underground with Strong Economics and Sustainable Cash GenerationNovember 06, 2025 6:30 AM EST | Source: Heliostar Metals Ltd.Highlights:Base Case shows US$426.0M post tax NPV5, 28.1% IRR, with a 2.9 year payback at a US$2,400/oz gold price Upside Case shows US$1,012M post tax NPV5, 51.3% IRR, with a 1.9 year payback at a US$3,800/oz gold price874,700 oz of gold produced over a nine year mine life averaging 101 koz/yr after initial ramp-up Life-of-mine ave ...