Figure data used for the paper "A non-local model for the description of twinning in polycrystalline materials in the context of infinitesimal strains: application to a magnesium alloy" (10.46298/jtcam.7562). Specifically, the following data is included : Figure 3a : fig_behavior_compression_modified_model.txt (X, Y for solid curve) + fig_behavior_compression_modified_exp.txt (X, Y for experimental points) Figure 3b : fig_activity_compression_modified.txt (X, Y Bas, Y Pri, Y Pyr et Y TTw for solid curves). Dots: first point of the curve. Figure 5a : fig_schmid_onset.txt (X Local, X Global, Y) Figure 5b : fig_schmid_end.txt (X Local, X Global, Y) Figure 6 : fig_path_equivalentstress.txt (X, Y Equivalent stress) + fig_path_twinvolumefraction.txt (X, Y Twin volume fraction) Figure 7a : fig_post3_sig.txt (X, Y, size) Figure 7b : fig_post10_sig.txt (X, Y, size) Figure 8a : fig_post3_tau.txt (X, Y, size) Figure 8b : fig_post10_tau.txt (X, Y, size) Figure 9a : fig_behavior_compressiontension_model.txt (X, Y for solid curve) + fig_behavior_compressiontension_exp.txt (X, Y for experimental points) Figure 9b : fig_activity_compressiontension_modified.txt (X, Y Bas, Y Pri, Y Pyr et Y TTw for solid curves). Dots: first point of the curve. Figure 10a : fig_basal0_modified_parent.txt (X, Y, size for parent grains) Figure 10b : fig_basal5_modified_parent.txt (X, Y, size for parent grains) + fig_basal5_modified_child.txt (X, Y, size size for child grains) Figure 10c : fig_basal13_modified_parent.txt (X, Y, size for parent grains) et fig_basal13_modified_child.txt (X, Y, size for child grains) Figure 11a : fig_behavior_convergence_64.txt (X, Y for curve 64^3) + fig_behavior_convergence_96.txt (X, Y for curve 96^3) + fig_behavior_convergence_128.txt (X, Y for curve 128^3) + fig_behavior_convergence_192.txt (X, Y for curve 192^3) Figure 11b : fig_local_convergence_128.txt (X, Y, size for points 128^3) + fig_local_convergence_192.txt (X, Y, size for points 192^3)