One of the Otteson’s biggest clients comes to town in search of high-grade turquoise and the rare White Buffalo stone, found only at their mines. The unexpected request sends them on a treacherous quest for enough product to fulfill the order.

With the Ottesons still reeling from Dean’s death, their turquoise business hits a standstill until Donna steps in to light a fire under everyone. Tony and Trenton re-open an old mine, while Tommy and Danny discover a promising tunnel from long ago.

A new client comes to the Ottesons with a tight deadline and a chance to be her exclusive dealer. The family comes together to gather enough high-grade turquoise for the sale and leave a lasting impression with a horseback trip to a remote claim.

The family’s biggest client reaches out at a time when they are in short supply of turquoise. In hopes of filling the order, Tony and Trenton take a gamble and buy back a mine that was once owned by their late grandfather, Lynn Otteson.

A treacherous road stands between the Ottesons and a trove of turquoise. JaKell’s difficult pregnancy pulls Trenton away from the mines. Danny teaches his sons the art of prospecting and gives them control of their first mine.

The Ottesons come across an abundant source of the gemstone variscite while prospecting for a new turquoise mine. The family scrambles to get their new mine up and running. Tony and Emily spend their tenth wedding anniversary searching for riches.

The pressure is on for the Ottesons when one of their most important clients returns requesting more of the rare White Buffalo stone. Tristan and Lane finally start seeing blue at their first mine. Trenton and JaKell welcome their baby girl.