not sure what are the latest news on this. There was an article some time ago in Analytical Chemistry, but they used quite a large amount of calcite.

Barker, S.L.L., Dipple, G.M., Dong, F. and Baer, D.S. (2011): Use of laser spectroscopy to measure the 13C/12C and 18O/16O compositions of carbonate minerals. - Analytical Chemistry, 83, 2220-2226, [doi:10.1021/ac103111y].


Am 27.12.2014 um 15:44 schrieb Aviv Bachan <[log in to unmask]>:

> Hi Folks, 
> Anybody know anything about the state of the art with respect to measuring d13C in carbonates using isotope spectrophotometry, ie Picarro, Thermo, or LGI?
> Thanks, 
> Aviv
> -- 
> Aviv Bachan, PhD
> CIFAR ESEP Postdoctoral Fellow
> Dept. of Geosciences
> Penn State University
> 510 Deike Building 
> University Park, PA 16802
> Ars lunga, vita brevis

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