Boron, oxygen and carbon isotopes, and trace element ratios in planktic foraminifera of different ODP Sites across the Middle Eocene Climatic Optimum

This dataset contains measurements of δ11B, δ13C and δ18O, as well as the elemental ratios Magnesium/Calcium, Aluminium/Calcium, Strontium/Calcium from planktic foraminifera from six different ODP sites.