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Dear Zach,
Iam not sure what exchanges. All I saw was that the delta 18-O increases
several per mille after drying for various times.
Karlis
On Thu, 4 Apr 1996, Zachary Sharp wrote:
> Date: Thu, 04 Apr 1996 14:59:20 +0100
> From: Zachary Sharp <[log in to unmask]>
> Reply-To: [log in to unmask]
> To: [log in to unmask]
> Subject: Re: oxygen isotopes on opal, me too
>
> Dear Karlis,
>
> What actually is exchanging? Is it the oxygen in the "surface water", the
> oxygen in the "structural water", or the tetrahedrally-bound oxygen?
>
> >Zach
> Zachary Sharp
> Institute of Mineralogy
> University of Lausanne, BFSH-2
> CH-1015 Lausanne
> Switzerland
>
>
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