In 1967, quartz became the official state mineral. Fee mining sites are places where you can pay a fee to dig, pan, or search for rocks, minerals or gemstones and keep whatever you find. She resides in Western Arkansas' Mountain Frontier but calls NWA home as well. Open Daily, March 1 - October 31. Quartz crystals can be found all throughout the Ouachita Mountains. Jessieville, AR 71949. Adults - $20, Under age 16 - Free. Brass Trishul Pendant $ 18.00 CAD $ 14.00 CAD. There are many activities you can do before or after this historic celestial event including digging for crystals and diamonds. // -->