Re: Radiometric Dating Techniques
Steven Schimmrich (email@example.com)
Tue, 10 Feb 1998 15:24:38 -0500
At 10:48 AM 2/10/98 -0700, Burgy wrote:
>>"If you find an old piece of wood, and it only contains half as much C-14
>>as it did when the tree was alive, the tree was chopped down 5730 years
>Chuck -- what answer is made when someone, having been told the above,
>objects that nobody knows how much C-14 the tree had 5730 years ago, that
>C-14 levels may have been different then?
The C-14 dates are calibrated by tree ring dating (dendochronology). There's
a lot of information at http://www.ltrr.arizona.edu/people/Henri/index.htm.
Steven H. Schimmrich Assistant Professor of Geology
Physical Sciences Department firstname.lastname@example.org (office)
Kutztown University email@example.com (home)
217 Grim Science Building 610-683-4437, 610-683-1352 (fax)
Kutztown, Pennsylvania 19530 http://home.earthlink.net/~schimmrich/