Treasure hunting for huge quartz crystals in Arkansas! This location is private right now but holds some of the world's best ...

MOUNT IDA — In and around Mount Ida, the identity of the official Arkansas State Mineral can be guessed just by looking around. In fact (pun alert!), the laureate is crystal-clear from billboards and ...

So far in this series, pretty much every material we’ve covered has had to undergo a significant industrial process to transform it from its natural state to a more useful product. Whether it’s the ...