The archive provides the raw data to reproduce the figures from the associated publication. It contains the following folders: 01-hysteresis => raw data to reproduce the Néel diagram (Fig. 1b) 02-thermocurves => raw data to reproduce the Ms(T) curves (Figs. 2a, 2d and S2) 03-xraydiffraction => raw data to reproduce the diffractograms (Figs. 2b, 2e, S3 and S3) 04-remanence => raw data to reproduce the CRM acquisition curves (Fig. 3) 05-thellier => raw data to reproduce the Arai-Nagata diagrams (Fig. 4) In each folder, a "readme.txt" file explains the content of the files.