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Ceylonite
Ceylonite

Pumpellyite
Pumpellyite



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Ceylonite
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Pumpellyite

Ceylonite and Pumpellyite Optical Properties

Optical Properties

Luster

Vitreous
-

Pleochroism

Absent
-

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Transparent, Translucent
-

Refractive Index

1.770-1.7801.674-1.764
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Isometric
monoclinic

Birefringence

-99990.014-0.016
0 0.296
👆🏻

Clarity

Transparent
OpaqueUlrich Henn and Claudio C. Milisenda

Ceylonite and Pumpellyite Optic Character

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

Ceylonite and Pumpellyite Transparency

Similar to their colors, Ceylonite and Pumpellyite 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, Ceylonite is Transparent and Translucent while Ceylonite is Transparent and Translucent in appearance.