Manuela,

I know that Jens Greinert at Geomar has analyzed barite samples with
heavy 18O values. I don't think that the results have been published
yet, but you may want to contact him at [log in to unmask]

Hope this helps,

        Thomas



>Hello all,
>
> I am looking for sulfates with a high delta 18O value, (around + 20
>promille)for experimental work. I couldn't find any in the literature, so I
>am not sure if there even exist such sulfates. I would appreciate any
>suggestions.
>
>I am also searching for literature on the use of isotopes in studies of mine
>water flow regimes (e.g. stratification of mine waters, convection of mine
>waters). I would be grateful for any references.
>
>Thanks.
>
>Manuela Junghans

_________________________________________________________
Thomas Naehr, Ph.D.
Monterey Bay Aquarium Research Institute (MBARI)
Research & Development Division
7700 Sandholdt Road
Moss Landing, California 95039-0628

voice: (831) 775-1736       fax: (831) 775-1620
e-mail: [log in to unmask]    http://www.mbari.org/~tnaehr
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