TGMS Educational Class - Come learn something new!

When: Tuesday, April 21, 2026
Time: 10:30 am to 12:00 pm
Educational Instructor: Bill Shelton
Topic: “Mineralogy of Chromium” - We will go over a short history and proceed to minerals that contain Cr. Also, many that have a trace of Cr. You may be surprised at how many there are in your collection already. 

TGMS Members, please use the “HUB” and RSVP for this class.

Refreshments are served!

If further information is needed, please call the TGMS Office, 520-322-5773 or tgms@tgms.org.