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Alexandrite is a variety of Chrysoberyl. It changes its colour according to the light: in natural light it is generally olive green, but in artificial light, a columbine or raspberry red. It is associated with the astrological sign of Aquarius. Alexandrite is an emblem of loyal regard. Dreams of alexandrites are said to symbolize struggle and progress.
Chemical Composition - Al2(BeO4) beryllium aluminum oxide
See also: list of minerals
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