2023 | ||
Antioch Lapidary Club Show | February 18-19 | Contra Costa Fairgrounds |
Vallejo Gem and Mineral Society Show | February 25-26 | Solano County Fairgrounds |
Castro Valley Gem an Mineral Society Show | March 3-5 | Newark Pavilion |
Mother Lode Mineral Society | March 11-12 | Stanislaus County Fairgrounds |
Roseville Gem and Mineral Society Show | August 5-6 | Roebbelen Event Center |
Peninsula Gem and Geology Show | October 7-8 | Redwood City Communities Activities Building |
Santa Rosa Gem and Mineral Society Show | October 14-15 | Santa Rosa Vets Building |
Sacramento Mineral Society Show | October 28-29 | Scottish Rite Temple |
Contra Costa Mineral and Gem Society Show | November 4-5 | Centre Concord |