Events

Millions of years in the making. One fascinating weekend!

Brilliant crystals, dazzling gemstones, ancient fossils, and extraordinary treasures from deep within the Earth!

Discover nature's incredible artistry at the Contra Costa Mineral, Gem & Fossil Show. Meet collectors and experts, watch live demonstrations, explore fascinating exhibits, and browse an amazing selection of minerals, jewelry, fossils, and one-of-a-kind finds.

Bring the kids! Hands-on activities make this a fun adventure for curious minds of all ages. You might even spark a lifelong fascination with the wonders beneath our feet.

Whether you're a serious collector, a treasure hunter, or simply someone who loves discovering the extraordinary, there's something here to amaze you.

Saturday & Sunday, November 14–15
Saturday 10 AM–5 PM | Sunday 10 AM–4 PM
Centre Concord
5298 Clayton Road, Concord

Admission: $10 | Ages 12 and under free with paid adult.

Buy a Saturday Ticket and attend Sunday FREE!

Sat Ticket  |  Sun Ticket  |  Info