INFYKO on Instagram: "The post features a viral video of a man panning mud from an Australian pond, revealing fine gold particles after swirling, highlighting Australia's status as holding the world's largest gold reserves at over 12,000 tonnes according to USGS data. While the extraction demonstrates standard placer mining techniques effective for fine gold in sediment-rich waters, replies question its authenticity, suggesting the shiny material could be pyrite, a common iron sulphide mimic kno