July 2025 TBD
2024-07-27T00:00:00
2024-07-28T00:00:00
Vendors / Speakers / Demonstrators / Children’s Activities / Fluorescent Minerals. Silent Auction / Door Prizes. Vendors will be selling rocks, fossils, gemstones, mineral specimens, jewelry, lapidary tools, and supplies. CONFIRMED SPEAKERS FOR THE SHOW: Tom Loomis, Frank Garcia, Peter Larson, Michael Fosha, Dr. Darrin Pagnac. Directions to Ramkota Convention Center — Take I-90 Exit 59 - Rapid City.