Explore a quartz cluster the size of a small car! Along with @RocksfortheSpirit, @AvantMining, and @TheCrystalMatrix, this ...

Visit Oklahoma’s salt plains to dig for unique crystals, offering a rare hands-on adventure in a truly otherworldly setting.

Find the best Arkansas places to dig for crystals, quartz, and diamonds, from famous state parks to hands-on Ouachita ...

It's almost crystal digging season in Oklahoma. Starting April 1, you can enjoy the 11,200-acre salt flats and collect the state crystal of Oklahoma free at the Salt Plains National Wildlife Refuge.

Add Yahoo as a preferred source to see more of our stories on Google. Salt flats with signs and posts. Starting Friday April 1, visitors to Salt Plains National Wildlife Refuge in northwestern ...