High-precision and high spatial resolution isotope measurements of seafloor-drilled cherts: What can we learn about diagenesis of ancient cherts?

David O Zakharov1, Johanna Marin-Carbonne1, Andreas Pack2 and Tommaso Di Rocco2, (1)University of Lausanne, Lausanne, Switzerland, (2)Georg-August-Universitaet Goettingen, Geowissenschaftliches Zentrum, Goettingen, Germany