Mini Mine, Free Minerals, Gold Panning, Fun and Educational activities for children.  Demonstrations of jewelry making, faceting, micromineralogy, and physics.  Hourly door prizes, plenty of free parking.  20+ vendors of minerals, fossils, beads, gems and jewelry.  40+ exhibits, including the Fluorescent mineral tent.   www.glmsmc.com for coupon for discounted admission.  Children 11 and under free.  Scouts in uniform and 4H youth with 4H identification free.   Saturday 10-6, Sunday 11-4.