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Grand Canyon Is 70 Million Years Old, 60 Million Years Older Than Previously Thought, Research Finds


Science & Tech  (tags: archaeology, discovery, concept, interesting, grand canyon, minerals, science )

Heidi
- 1330 days ago - planetsave.com
The new finding was thanks to an analysis of mineral grains found at the bottom of the western Grand Canyon.



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Comments

Bob P. (407)
Monday December 3, 2012, 6:04 am
Thanks Heidi
 

Roger Garin-michaud (150)
Monday December 3, 2012, 2:03 pm
noted, thanks !
 
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