Gem & Mineral Show

Gem & Mineral Show is a regional expo in Redwood City, California, that brings together vendors, clubs, and enthusiasts to display gem specimens, minerals, and related crafts. Hosted at the Community Activities Building, the event features exhibits, demonstrations, and opportunities to purchase stones and jewelry. It serves as a focal point for geology fans and lapidary hobbyists to explore the diversity of minerals and the lapidary arts.