Chrysoberyl (Var: Alexandrite)

Chrysoberyl (Var: Alexandrite) : BeAl₂O₄

Photo Copyright © 1995-2001 by John Veevaert, Trinity Mineral Co. All Rights Reserved.
This photo, and many others, have been provided by Trinity Minerals (http://www.trinityminerals.com, http://www.rareminerals.com, http://www.tsumeb.com) - For fine minerals click here - This image is copyrighted. Unauthorized reproduction prohibited.

Locality: Setubal river, Malacacheta, Mucuri valley, Minas Gerais, Southeast Region, Brazil

1.4 x 0.8 cm fully terminated crystal of chrysoberyl variety alexandrite. This rascal has outstanding color change between indoor and outdoor lighting! This prismatic habit is quite extraordinary for the species also. Looking down the c-axis, however, the cyclic twinning is clearly evident.

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Chrysoberyl (Var: Alexandrite)

Chrysoberyl (Var: Alexandrite) : BeAl2O4

Chrysoberyl (Var: Alexandrite) : BeAl₂O₄