Gem & Mineral Show — Everett Arena 2026

A two-day gem and mineral show at the Douglas N. Everett Arena in Concord, NH on Saturday and Sunday, August 29–30, 2026. Saturday hours 9:00 AM – 5:00 PM; Sunday hours 10:00 AM – 4:00 PM. Listed on the City of Concord's official Everett Arena 2026 schedule. Organizer and additional details pending.