A new season opal hunting begins! The Rookies face potential disaster from the get go; for Col's Crew, their mining quest is derailed by a serious illness, and the Opal Queen brings in new muscle and new machines for an underground opal hunt. Disc S2 E1 1/17/20

Rookie Justin has cracks in his equipment and his relationships. Col's Crew are a man down and on their last drum of fuel. The Fire Crew are on a wild goose chase hunting a bounty of fabled fire opal. Disc S2 E2 1/24/20

For the rookies, there's tension as a new partner leads them on a wild-goose chase underground. Plus, the Cooke brothers' season is off to a bad and dangerous start. Disc S2 E3 1/31/20

Rookie Justin gambles thousands of dollars on buying his way out of trouble. Opal queen Kelly needs a big find underground or risks going broke. Aaron and Greg's Dragonfly claim might finally pay off. Disc S2 E4 2/7/20

The Rookies battle their biggest claim yet, and each other; Col's Crew must bring out the old machines to hunt a new opal seam; and it's heating up as the Fire Crew race a fuel leak, chasing legendary red fire opal. Disc S2 E5 2/14/20

It's last chance for The Rookies' partnership. Col's crew are on a crash course as his reoccurring illness slows them down. The Cooke Brothers fight busted hoses and breakdowns in the quest to strike it rich. Disc S2 E6 2/21/20

Justin ropes in a stranger in a mad dash to get his excavator across a busy highway. Opal Queen Kelly battles a new claim with a new partner. With Col struck down with illness, Aaron and Greg must push on without him. Disc S2 E7 2/28/20

Justin recruits fiancee Becky to save him from financial ruin. The Fire Crew face deadly reptiles and a snapped suspension in search of blue fire opal. The Cooke Brothers go 21 metres under. Disc S2 E8 3/6/20

The Rookies battle busted hoses and finally hit treasure, while Boulder Boys Aaron and Greg bring in an old monster about to self-destruct. At their wash plant, The Cooke Brothers race to beat the worst drought in a decade. Disc S2 E9 3/13/20

The Rookies, Justin and Becky, risk their lives underground, desperate for a find. Meanwhile opal-hunting legend Col Duff is back, hunting long-forgotten treasure. Disc S2 E10 3/20/20

The Fire Crew's season rests on a knife-edge as they battle their way back from a disastrous setback. The Opal Queen battles rock-hard walls alone, desperate to find opal. Disc S2 E11 3/27/20

Rookie Justin tackles a deal that could make or break him. The Boulder Boys race to save their claim from a monsoon flood, while the Cooke Brothers finally hit pay dirt. Disc S2 E12 4/3/20

It's the end of the mining season and the last chance for the teams. The Rookies gamble their hopes on one last haul of opal, and the Opal Queen makes a final desperate dig. Disc S2 E13 4/10/20

New team The Bushmen clash with opal thieves raiding one of their mines. The Cookes hack an old digging machine, while the Fire Crew hunt for a new deposit of rare black opal.

In Mintabie, South Australia, The Tunnel Rats are under extra pressure as rival miners close in on their claim. In Sheepyards, NSW, The Bushmen must brave an abandoned mine to remove a dead animal. Meanwhile, rookie prospectors The Poms seek a prize opal to kickstart their mining career.

The Bushmen face off against a miner who has illegally dug on their claim.

The Tunnel Rats deal with an unexploded bomb and hazardous gases; The Bros attempt to fit their equipment into a new mine; The Poms make their first trip underground.

In Opalton, Boulder Boys Aaron and Ron's excavator has a close call.

The Bushmen take a big risk, trying out a new mining method deep below the ground, and injury slows down progress for The Bros and The Poms are struggling to find their first piece of opal.

The Boulder Boys, who are within reach of their $100,000 season target, chase old leads that could see them strike it rich and The Bushmen face a disaster underground.

A violent summer storm sees The Young Guns race to save their only claim from a flood; meanwhile The McFarlanes must build a drill from spare parts.

Tunnel Rats Bayden Pearse and Leese Grobe get the lifeline they desperately need. Meanwhile, Pete Cooke and Sam Westra are on the last dig of their season, and 20-year-old Sam must decide whether to quit opal mining for good.

The Australian outback's wildest treasure hunters face even bigger challenges in their quest to strike it rich, as they seek the legendary queen of gems: the opal.

Following six teams across Australia as they search for the country's most iconic gemstone.

In outback NSW, the worst storm in 20 years devastates the Bushmen's and Chris Cheal's mine; in Coober Pedy, the new team, the Blacklighters, need opal to re-establish

Pete and Sam begin a risky project that could pay off big time with opal riches; the Bushmen's new equipment doesn't deliver

The Young Guns spend all of their savings on a hydraulic digger that only causes problems; the Blacklights run out of opal.

The Boulder Boys try to reach a suspected 20-meter-deep opal level by draining floodwater; Rod Manning uses his wife's opal ring as collateral.

Following six teams across Australia as they search for the country’s most iconic gemstone.

The Young Guns' season is threatened when JC is injured at a steer riding competition. The Bushmen finally strike opal while digging on the boundary of their claim;. The Cheal's struggle to get to their claim. Disc S5 E1 6/3/22

Isaac and Sofia -- the Opal Whisperers -- set out to prove themselves as miners. Jaymin and Noah explore a dangerous mine alone while the Blacklighters are hit with a crippling excavator breakdown. Disc S5 E2 6/10/22

Rory and Oscar are forced to operate their dad's 20-tonne drill rig for the first time. The Tarantos are struck down by sickness as they struggle to find Opals on their massive claim, and the Bushmen build a dangerous mine roof. Disc S5 E3 6/17/22

JC returns to White Cliffs after his accident while Blacklight Xavier misses a massive pocket of opal passing through the noodling machine; the Tunnel Rats start their season in a vermin-infested mine. Disc S5 E4 6/24/22

The Tarantos' excavator grinds to a halt at the bottom of their mine. The Cheals also face machinery failure as Rory busts their digger underground. The Bushmen's roof is on the edge of collapse. Disc S5 E5 6/24/22

The Misfits give it all they've got to prove their worth in the mine fields of South Australia. The Bishop loses his prized claim to competitors while the Tunnel Rats risk electrocution while operating their digger. Disc S5 E6 7/1/22

Joe and Tash fossick on the surface with hand tools after the Tarantos fails to bring up any color; the Opal Whisperers try constructing a noodler from scrap material while the Misfits narrowly avoid a collapse. Disc S5 E7 7/1/22

Machinery woes cause the Cheals to end their opal dreams and consider splitting ways. The Blacklighters move to a new site while Jaymin and JC work alone in claustrophobic tunnels. Disc S5 E8 7/8/22

The Bushmen's new rookie rushes into a deadly no-go zone while the Cheals attempt to revive their season; the Mooka Boys try a new technique to expose opal in colorless rock.

A bomb expert comes in to blast impenetrable rock for the Bishop; the Cheals race to move a rock-extracting blower before heat damages their machine and the Misfits battle avalanches and dust storms.

Handwritten clues left by Leif's late father help the Mooka Boys hunt for an abandoned mine; the Blacklighters battle choking dust on their dry claim and the Tarantos make emergency repairs on their machine. Disc S5 E11 7/15/22

Greg explores the hidden tunnels on his massive claim searching for white opal. The Tarantos' excavator springs a leak and the Blacklighters look for a new house. Disc S5 E12 7/22/22

The Bushmen gamble the last of their cash on their first ever drill rig; the Cheals, desperate for a big opal find, face off against turbulent weather; the Mooka boys hunt for treasure in a scorpion-riddled mine. Disc S5 E13 8/5/22

The Young Guns face dangerous roads and impenetrable mine walls and faulty electronics spark a fire in the Opal Whisperers' HQ. The Blacklighters risk losing their plan as their generator dies. Disc S5 E14 8/12/22

The Bushmen find a hidden shaft by falling into it and the Blacklighters brand-new investment is dead in the water; a busted jackhammer forces JC and the Young Guns to make emergency repairs halfway down the mine shaft. Disc S5 E15 8/19/22

The Bushmen are dismayed after taking over their new recruit's mine and finding it is both treacherous and light on opal; the Bishop turns to explosive means to move a wall; the Misfits work underground for the first time. Disc S5 E16 8/19/22

Scott and the Bishop cause an avalanche while trying to secure a wall. The Mooka Boys' bobcat suffers a critical failure and the Blacklighters dig into a rich and dangerous abandoned mine. Disc S5 E17 8/26/22

The Young Guns' hopes of breaking their drought get shattered after they accidentally smash a valuable gemstone; the Bishop loses Scotty underground; the Tarantos' hopes of exposing a rare opal pocket fall in jeopardy. Disc S5 E18 8/26/22

The Misfits prove their worth to Opal Joe with an ancient bulldozer on their last dig; the Opal Whisperers suffer from infighting; the Cheals race against the clock and seasonal storms to rescue their mission. Disc S5 E19 9/2/22

A massive lightning storm forces the Young Guns to work on a series of flooded dirt roads; the Bushmen risk it all in a dangerous area vandalized by opal thieves; the Blacklighters take their chances with night mining. Disc S5 E20 9/9/22

Brand new team Digi Diggers bring brand new technology to the opal fields; Josiah and Lisa soon find themselves at breaking point. 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. Disc S6 E1 6/30/23

The Cheals take on their most dangerous dig ever. The Bushmen trial a rookie miner, Ben, to operate their drill to find new opal bearing ground, but he falls short at the first challenge. Disc S6 E2 7/7/23

The Opal Whisperers work underground together for the first time on a claim where million-dollar opal Angel of Yowah was discovered decades earlier. The Mooka Boys are forced to work Leif's late father's abandoned mine. Disc S6 E3 7/14/23

The Digi Diggers, Josiah and Lisa, need to explore new ground after mining opal too brittle to sell; they discover their entire claim is at risk of being flooded. 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. Disc S6 E4 7/21/23

The Opal Whisperers 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. Disc S6 E5 8/4/23

Gale-force winds threaten the Digi Diggers' dreams of an eco-mine; the Bushmen discover dangerous old workings while clearing out their new mine; Angel and Joe's search to join the Misfits threatens to tear the team apart. Disc S6 E6 8/11/23

The Mooka Boys may lose a potential investor due to their little mining progress, and disaster strikes for the Opal Whisperers when Sofia's hoist fails. Disc S6 E7 8/18/23

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. Disc S6 E8 8/25/23

Mooka Boys brothers Matt and Cozza topple their excavator while attempting to reach a new mine on a treacherous opal field; 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 jeweller 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 gets flooded, forcing the pair to scour the outback for a new claim.

The Blacklighters must work a new claim using an ancient opal processing plant. The Misfits discover they're losing precious opal, so they attempt a night dig.

The Bushmen's homemade hoist and bucket fail; 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 meters 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 bust blower pipes and break diggers in their last chance to find opal this season. The team tackle two mines simultaneously and bring in a master opal cutter, hoping to transform rough stones into a $100,000 haul. The Misfits are flooded out of their open cut mine and return to Honey Hole with custom-made machinery; a giant chainsaw attached to a bobcat, desperate to turn a profit on the last dig of their season. Sofia and Isaac from the Opal Whisperers are threatened by a mine roof collapse as they struggle to extract opal from crumbling walls. Isaac attempts to make a profit by cutting and polishing their last opal find for the season, but risks destroying the stones in the process.

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.

Gross incompetence lands The Blacklighters in hot water with Mark's wife.

The Bushmen are blindsided by a catastrophic digger failure.

The Misfits struggle to find an opal king stone for an interstate buyer.

Slim Pickings' efforts are derailed by a slipped excavator track.

Sam smashes valuable opal with a jackhammer in the Bushmen's mine.

The Cheals' dreams of expanding their Opal Empire are crushed.

When Chris suffers a spider bite, Oscar and Luca take up the mining mantle.

The Blacklighers are hit with a double dose of disaster.

The Bushmen are forced back into their deadly mine.

Blacklighters Mark L'Anson and Paul Coon get boxed-in during their mission.

The Misfits are forced to use untested contraptions to find the rainbow matrix.

Mark's inexperience with the dozer proves too much for Paul.

With the Lightning Ridge Opal Festival a day away, Cody cooks up a miracle.

The Cheals must unearth a rare green-orange gemstone for a potential buyer.

The Mooka Boys crane a vital DIY shelter across the Lunatic Opal Field.

Dan Measey takes a gamble on a new but unproven opal-detecting AI technology.

The Mooka Boys' last working machine suffers a catastrophic breakdown.

The Blacklighters' leader Mark is severely injured in a mining accident.

Brutal Outback temperatures cripple Cozza with severe heat stroke.

A miscalculation costs the Blacklighters thousands of dollars.

Mark gets back on the heavy machinery that nearly killed him.

The Mooka Boys face the new season without Chief mechanic Leif Tanzer. Opal thieves have ransacked The Bushmen’s claim.

When the excavator breaks down, Mark comes up with a solution that ends up costing a small fortune. Lee and Roger's old dry rumbler refuses to start.

A road trip to Diggers Gully pays off for the Opal Lovers. Taking a gamble on their Turners Rush claim doesn’t seem to be paying off for the Cheals.

Slim Pickings are suddenly a man down when Lee shocks Roger with an unexpected injury. The Misfits divide and conquer at their Lunatic Claim.

The Bushmen's bad luck continues when Rod and Les near-destroy Sam's hoist while helping set up her new claim.

The Misfits receive a tongue lashing from 'Opal' Joe Kalmar for not producing enough opal. The Cheals' giant prospecting drill is crippled by mud.

The Bushmen are greeted by a fierce creature in their underground mine. The Opal Lovers enlist the help of some friendly backpackers.