Problem with very low (isotopically depleted) δ13C and δ18O values in carbonates from the peatbog ?

I have analysed δ13C and δ18O values in CaCO3 from the peat sediments (age late glacial and Holocene): 1) With CaCO3 concentrations aver. 1-2‰, the results obtained: δ13C = -34 to -33‰; δ18O =...

09 July 2020 4,455 0 View