This is an archived article that was published on sltrib.com in 2015, and information in the article may be outdated. It is provided only for personal research purposes and may not be reprinted.

Researchers pull small rock-like structures formed by bacteria from the Great Salt Lake on Friday. The specimens will be on display Saturday at the Natural History Museum of Utah's annual Behind the Scenes event. The public is invited into the museum's labs and collections rooms from 10 a.m. to 5 p.m.