Dear Steve,

We can do this kind of analysis. We can also analyze del13C for bioapatite
fraction of enamel. Please let me know if you have any questions, mail
address [log in to unmask]

Best regards,

Alex Cherkinsky


At 11:51 AM 10/24/03 +0100, you wrote:
>Dear List Members
>
>I am looking for a lab (preferably UK based) that can extract collagen
>from tooth enamel and conduct carbon and nitrogen isotope analysis on
>the extracted collagen. The number of samples I am looking at doing is
>in the region of 90. If anybody can perform the analyses, or knows of a
>lab that can, I would be extremely grateful if you can drop me a line.
>
>Cheers Steve
>
>Dr Stephen Grimes
>Lecturer in Environmental Radioactivity
>School of Earth, Ocean and Environmental Sciences
>Room A422 Portland Square
>University of Plymouth
>Plymouth
>Devon
>Pl4 8AA
>UK
>
>Office. Room B513 Portland Square
>Telephone. 01752 232457
>Fax. 01752 232406
>e-mail. [log in to unmask]
>
>
>-----Original Message-----
>From: Noble Jacob [mailto:[log in to unmask]]
>Sent: 24 October 2003 06:35
>To: [log in to unmask]
>Subject: [ISOGEOCHEM] a simple question
>
>Dear list members,
>
>I have a few wells in a  deep confined coastal sandstone aquifer in
>India.
>These wells are about 10-15 km away from the coast and are showing the
>influence of tides. Piezometric levels of these wells are a few metres
>below msl. Interestingly, all these waters are fresh and show no sign of
>seawater intrusion. C-14 values indicates that they are very old waters.
>
>Could someone give me a hint, what exactly happening in this aquifer
>system?
>
>Thanks in advance
>
>regards
>
>Noble
>
>
>
>Noble Jacob
>Scientific Officer
>Isotope Hydrology Section
>HIRUP, Bhabha Atomic Research Centre
>Trombay, Mumbai - 400 085
>INDIA

Dr.Alexander Cherkinsky
Radiocarbon Lab Manager
Geochron Laboratories
http://www.geochronlabs.com
[log in to unmask]
(617) 876-3691