The origins of the showcase date back to the 1950s with the first show held by the Tucson Gem & Mineral Society. From there, rock and mineral enthusiasts, mostly from local clubs, began organizing ...

(13 News) - It’s Gem Show season in Tucson. Events begin Saturday, January 18, and runs through February 16. Locations and times vary, but for a complete schedule, click here. Be sure to ...