New Contender for Worlds Oldest Rock! NPR story
There is a new contender for the oldest rock! Archean stuff is totally awesome, I wish I had pictures of some of the ones I saw in Montana.
According to the USGS time scale Archean starts at about 2500 Million years ago!
Showing posts with label news geology rocks time scale archean. Show all posts
Showing posts with label news geology rocks time scale archean. Show all posts
Monday, October 20, 2008
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