In the final week of the season, Patrick gets an offer for their million-dollar Amethyst cluster while his team race to unearth $200,000 of crystals, The Rockhounds face dangerously high tropical heat & humidity while Hugh and Jarrin hunt for $25,000 of Crocoite crystals in just five days, over 50 metres underground.

The Rockhounds hunt a tropical rainforest river system not far from crocodile-infested waters as Patrick and Kirsty return to the site they found their million-dollar Amethyst. Jarrin and Hugh confront low oxygen levels and crumbling mine walls.

Pete and Kyle take the biggest gamble of their season hunting valuable Tourmaline crystals as Hugh and Jarrin tackle the world's only Stitchtite quarry while Patrick and Luke explore not far from where a $250,000 crystal was unearthed.

The Rockhounds need an eleven-thousand-dollar miracle to turn their season around, Kirsty and Patrick urgently need to find rare Ocean Kyanite crystals to have any chance of recouping their huge debt while Kyle Archer strikes a monster $200,000 payday of Mookaite.

Hugh and Jarrin need an eleventh-hour miracle to keep their mining operation alive, Patrick and Kirsty are desperate for an $80,000 payday of high-grade crystals while veteran prospector Terry sets up a makeshift forge and overcomes extreme temperatures in his hunt for the oldest mineral on earth.

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.

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 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.