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Physical Properties of Alexandrite
Colors
Green, Red
Streak
White
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Chemical Properties of Alexandrite
Formula
BeAl2O4
Elements listed
Al, Be, O
Optical Properties of Alexandrite
Refractive Index
1.739-1.770+
Birefringence
0.007-0.013
Pleochroism
Red stones - strong trichroism: dark red, orange, dark green; Green stones - strong: dark green, orange, dark red
Dispersion
0.015
Optical Character
Biaxial positive or negative
Characteristics of Alexandrite
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Cultural Significance of Alexandrite
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Healing Properties of Alexandrite
Alexandrite is believed to give protection from negative forces, and bring clarity to the mind. It is said to improve self-confidence and restore self-esteem. Those who wear it believe it will release positive energy and promote generosity and kindness as well as balancing the body's physical health.
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