Patrick and Kirsty unearth a giant million-dollar Amethyst cluster, Pete & Kyle struggle to extract extremely fragile and rare Crocoite crystals while the Rockhounds desperately need a haul of lucrative Topaz crystals to pay their bills.

Patrick Gundersen confronts over forty degrees Celsius temperatures to recover Australia's biggest ever, million-dollar Amethyst cluster as the Rockhounds also face searing tropical heat while in stark contrast, Pete and Kyle struggle in frigid conditions to extract a hundred-thousand-dollar Crocoite crystal.

Patrick and Kirsty search for rare Aquamarine crystals on their remote Queensland lease, Frankie & Ebriony face off against wild pigs and the threat of Dingos while veteran prospectors Terry & Paul hunt for thirty-thousand-dollar Zircon crystals.