This is the Ozark Mountain Gem & Mineral Society's annual outdoor event. Vendors selling rocks, minerals, gems, fossils, unique jewelry, used lapidary equipment, etc. will be set up outdoors on the Missouri Institute of Natural Science grounds.
There will be a public auction of donated rock, gem and mineral related items on Saturday June 2 after 6 p.m. with the proceeds going to local non-profit organizations.
Hours will be Sat., June 2, 10 a.m.-5:30 p.m. and Sun., June 3, 10 a.m.-4:30 p.m.