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Chert Core...who knows how old this is! Oct 2012
Chert Core...who knows how old this is!  Oct 2012
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Posted by: Homer67 at November 07, 2012, 11:30:52 AM

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Comments (1)

Ninersboss
Posts:34
November 25, 2012, 08:53:49 PM
I'm guessing the worked core could be 300 to 3000 +. The chert itself is about 270 million years. Apache Canyon?


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