Additional data collected for the project Mechanical properties of echinoderm skeleton as a function of its chemical composition (Mg/Ca): taphonomic and paleobiological perspectives

Supplementary data collected during project "Mechanical properties of echinoderm skeleton as a function of its chemical composition (Mg/Ca): taphonomic and paleobiological perspectives", NCN funding 2020/37/B/ST10/01460. Data contains a ReadMe file and a set of Excel spreadsheets containing data from nanoindentation and geochemical (Mg/Ca) analysis of sea urchin ossicles. A publication analysing the data linked below.