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 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.