The San Luis Obispo Gem and Mineral Club is a nonprofit organization that promotes mineralogy, earth sciences and allied subjects such as the lapidary arts. Membership is open to all who share those goals.

Some of the areas that are explored by the club include:

  • Earth sciences (geology)
  • Rocks, minerals, gems, fossils (identifying, collecting, displaying, field trips)
  • Lapidary crafts (cabbing, tumbling, faceting, carving)
  • Related crafts (beading, wire wrapping, metal smithing, jewelry making)