High hardness rare mineral, around 8.5, vitreous to resin gloss, usually presents greenish shades, but also yellowish, red and even brown ones.
Teixeira de Freitas, MG, Brazil.
The first chrysoberyl occurrence was registered in Minas Gerais, and it is a Brazilian mineral type. Later, it was also found in Bahia and Espírito Santo.
Alexandrite variety is a valuable and rare gemstone, achieving large values in fine samples.
Source: MM Gerdau - Museu das Minas e do Metal -