Wyoming rock hounds are going crazy over a one-of-a-kind 2.5-billion-year-old rock
The Cowboy State father and daughter duo didn't know it at the time, but the large rock they found was a huge find that was 2.5 billion years old and…
The Cowboy State father and daughter duo didn't know it at the time, but the large rock they found was a huge find that was 2.5 billion years old and…