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Dioptase and Alexandrite Optical Properties


Alexandrite and Dioptase Optical Properties


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Dioptase and Alexandrite Optic Character

Dioptase and Alexandrite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Dioptase and Alexandrite Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Dioptase and Alexandrite optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character. Alexandrite has Biaxial/+ character.

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Dioptase and Alexandrite Transparency

Similar to their colors, Dioptase and Alexandrite transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Dioptase is TranslucentHerve Nicolas Lazzarelli while Dioptase is TranslucentHerve Nicolas Lazzarelli in appearance.

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