Wyatt Clifford Fain and Payden David Guy Cosper were found guilty of smashing the 140 million-year-old sandstone and could ...

John Wesley Powell A professor of geology at Illinois Wesleyan ... and Hermit Shale. The Coconino Sandstone layer was deposited not by the sea, but by wind, which blew in sand across the region.

Red Rocks near Denver is famous for hosting the biggest bands on the planet. Its near-perfect acoustics are provided by its ...

By Frenchman Mountain, a layer of 550-million-year-old sandstone sits beside 1.7-billion-year-old granite, gneiss and schist. At one point, the rocks were 15 to 20 miles deep within the earth’s ...

The weekend of the 2017 solar eclipse, my father and I drove up to Wyoming and stayed with some friends amongst some of the most incredible sandstone geology I've ever seen. That morning, we all hiked ...