Each year in February, for nearly five decades, Tucson plays host to gem, jewelry and mineral dealers from around the globe in an unprecedented exhibit. Buy retail and wholesale gems and minerals, jewelry and fossils at this foremost gem and mineral show in the world. Attend lectures given by attending mineralogists and browse the booths finding specimens on display from museums, private collectors and dealers. Admission has been USD5.50 per person in years past, with children under 14 admitted free. Most dealers accept major credit cards.