Fig. 2From: Imaging secondary reaction products at the surface of Vermeer’s Girl with the Pearl Earring by means of macroscopic X-ray powder diffraction scanningResults obtained with MA-rXRPD. Distribution images obtained with MA-rXRPD showing the scaling parameter for every pixel. Higher scaling parameters are represented by a brighter colour. The position where the paint fragment for µ-XRPD analysis was taken is marked with a red dotBack to article page