Lou, I'd be happy to help you, but more information is needed .... which kind of the myriad of dolomites do you want (i.e. high temp, low temp, seawater, hypersaline, mixing zone, burial etc.) and for what purposes? Bruce Fouke >Hello Colleagues, > >We're looking for a good isotopic standard for d13C and d18O in dolomite. >What is currently available? > >Thanks, > >Lou > > >---------------------------- >Louis A. Derry >Cornell University >Dept.of Geological Sciences >Ithaca, NY 14853-1504 >tel. (607)255-9354 >fax (607)254-4780 >---------------------------- Bruce W. Fouke Institute for Earth Sciences Vrije Universiteit De Boelelaan 1085 1081 HV Amsterdam The Netherlands Phone: 31-20-4447363 Fax: 31-20-6462457 Email: [log in to unmask]