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OFFICIAL WEBSITE FOR THE
CONTRA COSTA MINERAL & GEM SOCIETY
CCMGS CLUB EVENTS CALENDAR
Stay updated on our next meetings, shows, field trips, and other events. Add events to your own calendar so you don't miss out!
bottom of page
OFFICIAL WEBSITE FOR THE
CONTRA COSTA MINERAL & GEM SOCIETY
Stay updated on our next meetings, shows, field trips, and other events. Add events to your own calendar so you don't miss out!