Rocklin High School, March 3, 2010

Rock Rollers President Jim Hutchings did a 
presentation at Rocklin High School, with the help 
of RRR members Rob Blazina & Frank Yoschak.

Rob showed mineral specimens. Teacher Greg
Marjama looks at specimens in a microscope.

Frank showed arrowheads and talked 
about flintknapping.

Students were impressed by cabochons and 
specimens brought in by Rob.

Some of the Rocklin High students.

Students enjoyed the presentation.