Outback Opal Hunters, Light and Shadow

The Bushmen bring in an explosives expert to blast through the toughest rock in Grawin. Plus, a brand-new team brings cutting edge technology to the opal fields.

The Cheals take on their most dangerous dig ever. The Bushmen trial a rookie to operate their exploration drill, but it doesn't go as smoothly as they'd hoped.

The Opal Whisperers work underground together for the first time on a legendary claim. The Mooka Boys are forced to work Leif's late fathers' abandoned mine.

The Digi Diggers need to explore new ground after mining opal too brittle to sell. The Bushmen discover their new claim has been dug out by opal thieves.

The Opal Whispers are forced to leave behind a rich opal seam in a mine on the verge of collapse. The Cheals are cut off from their mine by crippling floods.

Gale force winds threaten the Digi Diggers' dreams of an eco-mine. The Bushmen discover dangerous old workings while clearing out their new mine.

The Mooka Boys may lose a potential investor due to their little mining progress. Disaster strikes for the Opal Whisperers when Sofia's hoist fails.

The Blacklighters discover opalised sea creatures in an ancient seabed. The Cheals close in on their biggest opal haul ever, but all is not as it seems.

Mooka Boys brothers Matt and Cozza topple their excavator while attempting to reach a new mine on a treacherous opal field. Plus, The Blacklighters are almost buried alive while mining opal in unstable tunnels.

A busted dirt hauling bogger bucket threatens the Cheals' ambitions for mammoth back-to-back opal hauls. The Opal Whisperers partnership with veteran miner Uwe ends abruptly. Angel attempts her first opal sale at the Lightning Ridge Opal Festival.

The broke Bushmen are forced to trade opal to get a shaft drilled on a new claim. The Mooka Boys attempt to revive a dump truck and their opal processing plant with disastrous results. The Digi Diggers get lost exploring a terrifying abandoned mine.

The Digi Diggers get their solar plant installed, but the power hungry mine triggers a total system shutdown. Lisa jeopardises a sale with a bespoke jewellery designer. Rod goes toe to toe with ratters who stole opal, and equipment from their mine.

A vicious storm threatens to end the Misfits season early. Issy attempts a new black-lighting technique to impress Opal Joe. The Digi Diggers mine is flooded, forcing the pair to scour the Outback for a new claim.

The Blacklighters are forced to work a new claim using an ancient opal processing plant. The Misfits discover they're losing precious opal, so they attempt a dangerous night dig with an excavator, and ultraviolet blacklights.

The Bushmen's home-made hoist and bucket fails, and Rod is forced to down tools with busted ribs. Sofia, and Isaac, from The Opal Whisperers, get trapped at the bottom of their open cut mine in sweltering temperatures.

Isaac from the Opal Whisperers works an abandoned, dangerous mine, and partners up with a veteran Yowah miner. The Mooka Boys are confronted by an irate miner as they peg a claim too close to his mine.

The Bushmen's drill rig loses a vital pin, forcing 74-year-old Les to undertake emergency repairs four metres in the air. The Digi Diggers flooded mine wall collapses as Josiah, and Lisa attempt a new method of extracting Yowah nuts.

The Bushmen struggle to locate the source of water flooding their mine. The Misfits are forced to work Issy's mine Honey Hole as they wait for bulldozer repairs. The Blacklighters are forced to help a fellow miner on a dangerous night dig.

The Bushmen bring in a master opal cutter, hoping to transform rough stones into a $100,000 haul. Sofia and Isaac from the Opal Whisperers are threatened by a mine roof collapse as they struggle to extract opal from crumbling walls.

Sweltering temperatures and a waterlogged mine threaten to unravel The Digi Diggers' season-long dream. The Cheals' starter motor fails on their wash plant as they race to process the last opal dirt for the season.