Abstract
Alexandrite has a chrysoberyl type structure with the incorporation of chromium in its lattice, chemical composition BeAl2O4: Cr3+ and contains around of 20 wt.% BeO and 80 wt.% Al2O3. Since these two oxides are commercially used as dosimeters, alexandrite has the potential to be a dosimeter too. Currently, Brazil one of the largest producers of this mineral. The objective of the resear...