Dramatic geode interior with glowing amethyst crystals

Billings, Montana

Discover Earth's Hidden Treasures

The Billings Gem & Mineral Club is a Southcenteral Montana community for gem, mineral, fossil, and rock enthusiasts of all ages.

Who We Are

A Community built on collecting and the study of gems & minerals

The Billings Gem & Mineral Club has been bringing together rock hounds, fossil hunters, and gem enthusiasts since the mid 1950s.  Whether you're a seasoned collector with decades of experience, or a curious newcomer who just found your first agate, you'll find a warm welcome here.

The Billings Gem and Mineral Club is a non-profit organization devoted to the enjoyment of mineralogy, geology, paleontology, and lapidary arts with specific attention to the Montana, Wyoming, and the Dakota regions.

Monthly Meetings

Join us every first Thursday of the month for a meeting led by the current president, and assisted by other club members. Participation by all club members is encouraged.

1st Thursdays · 7:00 PM

Field Trips

Explore Montana's geological landscape on field trips to collecting sites, mines, and formations throughout the region.

Excursions for all skill levels

Annual Rock & Gem Show

Our flagship event draws dozens of vendors, and hundreds of collectors from across the Northwest for a weekend of buying, selling, and learning.

2027 dates to be anounced

Collection of polished gemstones and minerals

Annual Dues

$15 Individual

$20 Family

Become a Member

Join the Club

Membership in the Billings Gem & Mineral Club opens the door to a community of passionate collectors, guided field trips to exclusive sites, and a lifetime of learning about the natural world beneath our feet.

  • Access to all monthly meetings and presentations
  • Guided field trips to collecting sites
  • Monthly club newsletter
  • Community of fellow enthusiasts
Ammonite fossil specimen

Fossils

Montana's Ancient Past

Learn about fossil field trips
Rockhounding field trip in Montana

Field Trips

Explore the Big Sky

View upcoming field trips