Paleontology and the Evolution of Earth’s Biosphere
one of the Back to School for Alumni classes


Dr. Robert Gaines, Chairman of the Geology Department, teaches this very popular class.

Bonnie volunteered to be the sun while the earth revolved around her.

We got a tour of the lab where they determine the composition of minerals.
A rock sample is melted to form a small round disk that is placed in the x-ray diffraction machine.