Geology

About the Earth If you drew a straight line from the surface of the earth to its center, that line would be a little over 3,950 miles long. The crust of the earth is from the surface to 20 to 25 miles down. Immediately below the crust is what is called the mantle. The mantle … Read more

“Geology is 90 percent terminology and 10 percent science,” laughed Ray E. Harris, one of Wyoming’s leading geological theoreticians, having been with the Wyoming Geological Survey since 1982. He died on March 7th. Two weeks earlier, we met with and interviewed Mr. Harris. Everyone we met in Wyoming, and who was interested in uranium mining, … Read more