Re: Topper Site dates, people in North America 50000 years ago
From: IE.Johansson (ingerx_e.johanssonx_at_telia.com)
Date: 11/20/04
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Date: Sat, 20 Nov 2004 07:31:45 GMT
thanks Seppo. I am not sure but sometimes it seems that not all messages to
the group reach my provider's server. There are long periods some days when
nothing happens in ANY group. If I look via mailgate that's not the same....
Inger E
"Seppo Renfors" <Renfors@not.com.au> skrev i meddelandet
news:419EED41.F60E0D1@not.com.au...
>
>
> "IE.Johansson" wrote:
> >
> > "Doug Weller" <dweller@ramtops.demon.co.uk> skrev i meddelandet
> > news:14eop0hjlsf1dice8fuhmjqrbpv0ppuk37@4ax.com...
> > > 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.
> >
> > Well if he is or isn't is a question of personal opinion. He is good
that's
> > enough isn't it? What I would like to know is if it was artifacts, if so
> > what type of artifacts, which was dated or layer around the artifacts?
> >
> > Reason for first question is that I think it would be good if you, or
> > someone else, could tell us which type of datable artifacts we can
expect
> > from 50000 years ago given that stone can't be used as far as I know to
> > produce C-14 readings over such long period and that artifacts in many
cases
> > must have broken down over the years when we talk about such long
time-line
> > back to those days.
>
> An article pointed to by Eric quotes Al Goodyear:
>
> "It does look like a hearth," he said, "and the material that was
> dated has been burned."
>
> So it is charcoal from organic material (like wood) - a good source
> for radiocarbon dating.
>
> It goes on to say:
>
> "The results showed that wood varieties _ oak, pine, red cherry and
> buckeye _ had been burned in a low-temperature fire at least 50,300
> years ago, he said."
>
> "Stafford described the burnt layer as measuring 2 or 3 inches thick
> and about 2 feet wide. Rather than a simple black band in the soil,
> Stafford said the layer had the "shape of a very shallow plate"." -
> ibid
>
> For the remainder of the article see:
> http://tinyurl.com/5gakj
>
> > Reason for the second question is that it would be nice to know how many
and
> > deep layers, type species of seed/weed inside them etc which was found
close
> > to the artifacts.
> >
> > Inger E
> > >
> > > Doug
> > > --
> > > Doug Weller -- exorcise the demon to reply
> > > Doug & Helen's Dogs http://www.dougandhelen.com
> > > A Director and Moderator of The Hall of Ma'at
http://www.hallofmaat.com
> > > Doug's Archaeology Site: http://www.ramtops.co.uk
> > >
> > >
>
> --
> SIR - Philosopher unauthorised
> -----------------------------------------------------------------
> The one who is educated from the wrong books is not educated, he is
> misled.
> -----------------------------------------------------------------
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