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Sugilite and Chiastolite Optical Properties


Chiastolite and Sugilite Optical Properties


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Sugilite and Chiastolite Optic Character

Sugilite and Chiastolite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Sugilite and Chiastolite 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 Sugilite and Chiastolite 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.

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Sugilite and Chiastolite Transparency

Similar to their colors, Sugilite and Chiastolite 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, Sugilite is Translucent while Sugilite is Translucent in appearance.

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