TCC Convention Center. 260 S. Church Ave. Continuing through February 13, the 46th Annual Tucson Gem and Mineral Society Show is the largest showcase of its kind in the world. Featuring exhibits from museums, buyers, dealers, curators and more, the event runs from 10 a.m. to 6 p.m. Thursday through Saturday, and 10 a.m. to 5 p.m. Sunday. Join a one-mile walking tour of Tucson's first commercial historic district from 9 to 11 a.m. Saturday, February 12.
Admission is free.
Call 624-9977 for reservations and information. UA Modern Languages Auditorium. East of Cherry Avenue and north of the main Mall. Admission is free. Call 621-1239 for details.