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Thomsonite and Celestine Optical Properties


Celestine and Thomsonite Optical Properties


Optical Properties

Luster
Vitreous, Pearly   
Vitreous, Pearly   

Pleochroism
NilArthur Thomas   
Weakly trichroiC   

Dispersion
Not Available   
Not Available   

Transparency
Translucent   
Gems   

Refractive Index
1.510-1.550   
1.619-1.635   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
Orthorhombic   

Birefringence
0.015-0.020   
0.004-0.012   

Clarity
Translucent   
Gems   

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Thomsonite and Celestine Optic Character

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

Similar to their colors, Thomsonite and Celestine 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, Thomsonite is Translucent while Thomsonite is Translucent in appearance.

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