Ancient Rocks & Bison
September 13th 2008 Today, Friday we again had two exceptional adventures. Richard has wanted to visit the Beartooth Plateau for 5 years, and he finally made it. Beartooth is east of Yellowstone over an alpine pass 10,900 feet high. However its most outstanding feature is granite rocks tested to be 3.3 billion years old. This is 75% of the age of the planet. Imagine rocks still in existence after that period of weath
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