| 2022 | ||
| Antioch Lapidary Club Show | February 12-13 | Contra Costa Fairgrounds |
| Vallejo Gem and Mineral Society Show | February 26-27 | Solano County Fairgrounds |
| Castro Valley Gem an Mineral Society Show | March 5-6 | Newark Pavilion |
| Mother Lode Mineral Society | March 12-13 | Stanislaus County Fairgrounds |
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