Backscattered Images acquired by Scanning Electron Microscopy at 50x and 200x magnification.
Images along the surface from left to right: 1 to 5 at 50x
Images from 6 to 12 at 200x
Incisions description (parallel, curved and even impressions).
Inclusions characterization (color, shape and size).
Cross section characterization (in case of visible layers).