This event is in the past.It took place on March 1, 2026 at Solano County Fairgrounds.
MarketMarketA treasure hunt for rock hounds and crystal collectors. Browse stalls of raw minerals, polished gems, and lapidary gear while chatting with vendors who actually know their amethyst from their agate.
Rock and gem vendors
Lapidary supplies
Collector's marketplace
Hands-on browsing
Tips
🚗free parking in the dirt lot out front
💎vendors sell rough stones and finished gems
🐕same venue hosts dog shows — check their calendar
Vallejo Gem & Mineral Show
Vallejo
MarketMarketA treasure hunt for rock hounds and crystal collectors. Browse stalls of raw minerals, polished gems, and lapidary gear while chatting with vendors who actually know their amethyst from their agate.
Rock and gem vendors
Lapidary supplies
Collector's marketplace
Hands-on browsing
Tips
🚗free parking in the dirt lot out front
💎vendors sell rough stones and finished gems
🐕same venue hosts dog shows — check their calendar
Make it an outing
Add nearby spots before or after your event