Scanning / 2019 / Article / Fig 9

Review Article

Scanning Microscopy Techniques as an Assessment Tool of Materials and Interventions for the Protection of Built Cultural Heritage

Figure 9

(a) Digital microscopy image of black crust before cleaning, capital, National Archaeological Museum of Athens, Greece (×25); (b) SEM BSE image of the under examination black crust (c, d, e) EDX mapping of the detected elements, Ca, Ba, and S, respectively.