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Pumpellyite and Franklinite Optical Properties


Franklinite and Pumpellyite Optical Properties


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Pumpellyite and Franklinite Optic Character

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

Similar to their colors, Pumpellyite and Franklinite 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, Pumpellyite is Gemmological Tables (2004) while Pumpellyite is Gemmological Tables (2004) in appearance.

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