Minerals and gems are classified by their physical properties, including hardness, luster, color, density, and magnetism.

To learn more about how a rock tumbler works and what to look for in a quality model, keep reading. We also discuss the best ...

Rocks have not changed in 90 years, and neither have the type of people who would join the San Francisco Gem & Mineral Society, which started in 1935 for the hobby of rock cutting and polishing and ...

Calling all rockhounds! Don’t miss the 18th annual Gem and Mineral Society Show, where you’ll discover crystals, natural gemstones, geodes, rock supplies, handmade jewelry and even fossils! Vendors wi ...

M.E. Bartholomew, left, and Jenny Schaper, both of Port Angeles, look at interesting specimens at a display table set up by Shelton-based Elemental Endeavors on Saturday at the annual Rock, Gem and ...

The Edmonds-based Maplewood Rock and Gem Club is celebrating its 75th anniversary in 2026 and will be hosting its 19th annual ...

IDAHO, USA — Rockhounding in the Gem State can reveal some beautiful wonders buried in the ground, remnants of eras long gone. Dr. Virginia Gillerman is a research geologist with the Idaho Geological ...

PORT ANGELES — The Clallam County Gem and Mineral Association will host its annual Gem, Rock & Jewelry Show this weekend. The free show will feature exhibits, activities and raffles for all ages from ...

TUCSON, ARIZ. (KGUN) — The Gem, Mineral and Fossil Showcase wraps up its second week with some “rock” music out at the Pima County Fairgrounds for the Gem and Jam Music Festival. The festival has ...

A.K. Miles of Salem spent summers as a little girl traveling the Pacific Northwest with her grandparents, collecting rocks and helping her great-grandfather cut and polish them in his lapidary shop.