Meetings & Activities

Field Trips

July 6-7, 2019
Fallon, NV
Antioch Lapidary Club
For Agates, Geodes, Jasper and Wonderstone
Contact Dave Tirey (925) 439-2893

July 13, 2019
Sierra College Natural History Museum
500 Rocklin Rd. Rocklin, Ca.
Fossils For Fun
Contact Debbie Bunn (916) 929-6665

Rock and Gem show dates

Contra Costa Mineral & Gem Society Fall 2019 Show
November 2 & 3, 2019, 10am to 5pm daily
Centre Concord, 5298 Clayton Rd (near Ygnacio Valley Rd), Concord, CA or

For a complete listing of upcoming rock and gem shows, go to this link: