The Coliseum Mineral, Fossil, Gem, and Jewelry Show (aka "Coliseum Show") is an annual public trade show hosted at the Denver Coliseum in Denver, Colorado. It runs in conjunction with nine other shows which collectively comprise the Denver Gem and Mineral Show which is second in size only to the Tucson Gem and Mineral Show. The Coliseum Show takes place in mid-September for five days and features sellers of gemstones, minerals, fossils, meteorites, jewelry, gold, and coins, as well as related services and displays. The show occupies 69,000 square feet (6,400 m2) of the Denver Coliseum as well as additional tents in the west parking lot. Attendees come from across the globe which includes the general public, experts, beginning collectors, museum employees, dealers, retailers, and researchers.