Denver Gem Show 2024 Tickets. If you want to know the detail of the location, schedule, and hours, please see denver gem & mineral showcase 2024 dates & schedule. For eleven days in september, denver, colorado, hosts 11 separate shows featuring thousands of vendors and exhibitors displaying and selling rocks, minerals rough or handsomely prepped, sleek gemmy treasures,.

Pick a neighborhood and see a new side of the city. These shows will be held in the same place.