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Petalite and Variscite Optical Properties


Variscite and Petalite Optical Properties


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Petalite and Variscite Optic Character

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

Similar to their colors, Petalite and Variscite 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, Petalite is Gemmological Tables (2004) More from other references while Petalite is Gemmological Tables (2004) More from other references in appearance.

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