Figure 5

Back-scattered electrons micrographs of the different modes of TiO2 phases occurrence in the studied samples: (a) sub-angular single grains, and (b) interstitial fine-grained aggregates. Rt=Rutile; Ant=Anatase; Qz=Quartz.

Back-scattered electrons micrographs of the different modes of TiO2 phases occurrence in the studied samples: (a) sub-angular single grains, and (b) interstitial fine-grained aggregates. Rt=Rutile; Ant=Anatase; Qz=Quartz.