The Wisconsin Geological Society is sponsoring its 58th annual gem, mineral and fossil show 10 a.m. to 5 p.m. Saturday and Sunday at the Muellner Building, 7300 W. Chestnut St.
The show will feature 28 dealers, club sales, children's activities, door prizes and desserts. It is free for kids and $3 for adults, or two adults for $5. There is free parking and it is wheelchair accessible. Enter at 72nd and State streets.