“Every rock tells a story,” he said. “I can look at a rock and tell you if it was formed in a volcano or it was in a collision of continental plates.

BELOIT - Rock County Rocks & Gems, 312 State St., may bedazzle customers with quartz to jasper, but many believe its owner, Spring Steidl, is the real jewel of the business. Steidl, who is ...

Magma becomes lava when it rises up to the Earth’s surface, like when the Nyiragongo volcano erupted in the Democratic ...

Wire wrapping, geode cracking, and a collection of shiny rocks and gems will be on display for all to see at the 45th annual Gem and Mineral Show.

That refers to the rock layer before Castle Rock Conglomerate that formed from mineral-rich, volcanic debris left by eruptions around the modern-day Sawatch Range.

Mobile Rock & Gem Society provides education on rocks & gems to the public and supports scholarships for geology students at local universities.

Growing interest in rocks is fueling small businesses in communities across the state. Even small Oregon towns often boast one or more shops catering to enthusiasts.

PT Rocks and Gems, which offers crystals, stones, jewelry and decor, has opened in the Crossroads Center Mall. Owner Phil Barrett operated a seasonal booth at the mall and visited statewide events ...

He knew the rock at Castlewood to be the same, 34-million-year-old rock defining Castle Rock and other buttes and mesas along Interstate 25 between Denver and Colorado Springs.