Treasures of the Queen: The Amazing Minerals and Mystery of Bisbee, Arizona, an exhibit of rarely seen Bisbee minerals, period clothing and photographs, closes Sunday, May 30. The exhibit is on display in the upstairs Galaxy Room. Hours are 9 a.m. to 5 p.m., Wednesday through Saturday; and noon to 5 p.m., Sunday. $6 adults; and $4 for ages 4 to 15; and free for those younger than 4. Cat Card holders get $2 off. Call or visit www.uasciencecenter.org for more information.