Six teams travel across Australia's unique and vast locations to find the country's most exclusive and iconic gemstones, especially the opal.
In the wake of Government shutdowns, The Bushmen are forced back into their deadly mine. Dan and Renee's impatience could cost them their lives. S7, Ep9
Water You Waiting For? With water running critically low at their only wash dam, The Cheals work to restore a second agitator. Slim Pickings battle a bung wall breach. S7, Ep10
In the race to meet a rainbow matrix order ahead of the Lightning Ridge Opal Festival, The Misfits bet everything on untested DIY contraptions. S7, Ep11
Drowning in a sea of overburden, The Blacklighters face off against each other as Mark's inexperience with the dozer proves too much for Paul. S7, Ep12
On the eve of the famous Lightning Ridge Opal Festival, The Misfits battle to treat 150kg of matrix opal, forcing Cody to cook up a miracle. S7, Ep13
Oscar sends The Cheals on an important mission to unearth a rare green-orange gemstone for a potential buyer. The Mooka Boys get a motor problem. S7, Ep14
The Bushmen dig a newly drilled emergency shaft. The Mooka Boys are on a dangerous mission to crane a vital DIY shelter across the Lunatic Opal Field. S7, Ep15
Mining on his own and desperate for cash, Dan Measey gambles on new but unproven opal-detecting AI technology. Slim Pickings are forced to relocate. S7, Ep16
The Mooka Boys are finally ready to start tunnelling toward black opal glory, until their last working machine suffers a catastrophic breakdown. S7, Ep17