“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.

Gem Lake is a true gem at Rocky Mountain National Park. Because it is accessed from a lesser-known area of the park minutes form Estes Park, Colo., it sees a lot less foot traffic than some of the ...

Kids and kids at heart will have a chance to see rocks in all their many forms — including as the centerpieces of fine jewelry — at East Texas Gem and Mineral Society's annual Gemstone and ...

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.

Some of the Earth’s oldest rocks may have formed from the high temperatures of meteorite impacts, a new study reports. Granite-like, or felsic, rocks in ...

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.