Re: Topper Site dates, people in North America 50000 years ago

From: Seppo Renfors (Renfors_at_not.com.au)
Date: 11/20/04 

Date: Sat, 20 Nov 2004 11:28:03 GMT

Eric Stevens wrote:
>
> On Thu, 18 Nov 2004 05:54:14 +0000, Doug Weller
> <dweller@ramtops.demon.co.uk> wrote:
>
> >http://uscnews.sc.edu/arch291a.html
> >"Radiocarbon tests of carbonized plant remains where artifacts were
> >unearthed last May along the Savannah River in Allendale County by
> >University of South Carolina archaeologist Dr. Albert Goodyear indicate
> >that the sediments containing these artifacts are at least 50,000 years
> >old, meaning that humans inhabited North American long before the last ice
> >age."
> >
> >These dates look pretty rock solid. Dr. Tom Stafford of Stafford
> >Laboratories, Boulder, Colorado did them and evidently he is the best of
> >the best.
>
> I think its interesting that he said "at least 50,000 years old" and
> went on to say "The dates could actually be older".
>
> This says to me that measurements were at or beyond the limit of
> C12/C13/C14 dating and that he could not actually ascribe a date to
> them.

It is getting near the limit of dating by this method, which is some
56K years, IIRC. 

-- 
SIR - Philosopher unauthorised 
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