Quote Originally Posted by Papewaio
Parts of the Western Australian Craton (craton is the central/core/stable bits of a continental crust) are aged at over 4 Ga... 4 Giga years... 4 Billion years old. While other parts are 3.6-2.7 Ga.

Age of the earth is 4.6 Ga years.
Interesting info...Kinda makes human existence seem a bit insignificant when looked at like that...