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Thomsonite and Serpentine Optical Properties


Serpentine and Thomsonite Optical Properties


Optical Properties

Luster
Vitreous, Pearly   
Vitreous, Greasy, Silky   

Pleochroism
NilArthur Thomas   
AbsentWalter Schumann   

Dispersion
Not Available   
None   

Transparency
Translucent   
Translucent   

Refractive Index
1.510-1.550   
1.560-1.571   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
monoclinic   

Birefringence
0.015-0.020   
0.008-0.014   

Clarity
Translucent   
Translucent   

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Thomsonite and Serpentine Optic Character

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

Similar to their colors, Thomsonite and Serpentine 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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