The Busses deal with hail while digging for aquamarine. The Dorries try to avoid cave-ins on their quest for fluorite. Dwayne's friend brings beginner's luck. Amanda mulls her future on Mount Antero.

On Colorado’s Mount Antero, Steve Brancato must survive a sudden storm carrying thundersnow. The Busse family launches a search and rescue mission. And near Lake George, the Dorris family makes the find of a lifetime.

Amanda finds aquamarine in a dangerous place; Steve and Rich confront unwelcome visitors on their claims; the Dorris family make a spectacular find.

Brian looks for aquamarine that could be the biggest haul of the year for the Busses. Travis searches for a surprise for Amanda's wedding ring. Rich and the Dorrises hunt for topaz before the gem shows.

Heavy rains create dangerous mining conditions; Amanda introduces Travis to her father; and Rich tunnels back into his topaz pocket.

Amanda digs for aquamarine in a dangerous spot; the Dorrises dig for topaz near Lake George; and Steve hunts for blue barite on the plains as the miners take bigger risks near the end of the season.

The Busses go underground to find gold. Dwayne carves a statue of Mount Antero's namesake, Chief Antero of the Uintah band of Utes. The Dorrises reveal their largest amazonite and smoky quartz combination. The Cardwells find their biggest pocket yet.

Evidence of claim-jumping forces the miners to go to extremes to protect their investments, including Joe, who pulls an all-nighter, while Amanda sets a trap on Colorado's Mount Antero.

Amanda Adkins and Rich Fretterd mine in a super secret location. Near Lake George, Steve Brancato tries to redeem his season. And the Dorris family finds an unexpected, but massive, pocket.

Spring storms wreak havoc. Dwayne forms a team to tackle Mount White. Rich faces a 20-ton quandary. The Busse and Cardwell families return to Mount Antero.

The prospectors face a violent storm and potential flash floods. Rich heads deep underground to unearth a mystery mineral specimen.

In the Rockies Mountains of Colorado, the prospectors begin their hunt for gems and crystals. Near Lake George, the stakes are high for the Dorris family. They must make a big find in order to keep their season alive. Meanwhile, on Mount Antero, prospector Steve Brancato hunts for his biggest score of his life. On the other side of the mountain, Amanda Adkins arrives at the dig site only to find a thief on the claim. But the biggest danger that both Steve and Amanda face is a sudden lightning storm. And above tree line, humans are the only things conducting electricity.

Colorado’s Mount Antero is famous for aquamarine, but so far this season, Steve Brancato has yet to make a big find. So, he and his mining partner, Travis Anderson, decide to prospect new and very treacherous zone by rappelling down a sheer cliff. And when a sudden lightning storm catches both by surprise, the situation could turn deadly. Meanwhile, both the Busse family and Rich Fretterd hit it big.

Rich gets good news at the gem shows. Dwayne makes what could be his last trip to the Blue Rose. The Dorrises leave their machines to look for aquamarine.

On Colorado’s Mount Antero, Steve Brancato tries to get past a hard cap rock blocking what he believes is a huge pocket of aquamarine. Meanwhile, the Busse family works on making their claim safe enough to mine. And a violent lightning strike causes a massive rockslide on Amanda Adkins’ dig site.

Brian saves the day on Mount Antero. The Dorrises discover rare specimens. Dwayne's dreams come true. Amanda finds her site vandalized and later senses the presence of a mythical Tommyknocker.

Storms threaten the prospectors' payday. Dwayne and his team hunt for aqua. The Dorrises return to the Smoky Hawk. The Busses endure storms and injury. The Cardwells hit it big.

Near Pikes Peak in the Colorado Rockies, the Dorris family deals with multiple setbacks at their Smoky Hawk claim. Meanwhile on Mount Antero, Steve Brancato takes on a five thousand pound boulder. And Amanda Adkins tempts fate as she mines underneath a shifting wall of rocks. And when a hailstorm hits, the unstable overburden could turn deadly.