Fig. 5
From: An analytical survey of zinc white historical and modern artists’ materials

SEM images (secondary electrons, 5 kV, working distance ~ 6 mm) of ZnO powder by Brüggemann: a as-is; b ground in linseed oil
From: An analytical survey of zinc white historical and modern artists’ materials
SEM images (secondary electrons, 5 kV, working distance ~ 6 mm) of ZnO powder by Brüggemann: a as-is; b ground in linseed oil