CRYSTAL PARK, Mont. — Molten granite formed the Pioneer Mountain Range in southwest Montana about 72-million years ago. As the granite cooled, water carried quartz and other minerals through the rocks ...

JET, Okla. — Grab some sunscreen, shovels and water... it's time to dig for crystals! The Salt Plains National Wildlife Refuge in Jet, Okla. opens for crystal-digging season April 1 - Oct. 15.

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. OKLAHOMA CITY, Okla. (KFOR) – Oklahomans ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. CHEROKEE, Okla. (KFOR) — Crystal digging ...

Add Yahoo as a preferred source to see more of our stories on Google. A family digs for crystals at the Salt Plains National Wildlife Refuge. In northern Oklahoma, there are more than 11,000 acres of ...