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Sarcopside and Tortoiseshell Optical Properties


Tortoiseshell and Sarcopside Optical Properties


Optical Properties

Luster
Waxy   
Not Available   

Pleochroism
Not Available   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
TranslucentAnthony et al, Handbook of mineralogy (2001)   
Gemmological Tables (2004)   

Refractive Index
1.670-1.734   
1.540-1.560   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Not Available   

Birefringence
Not Available   
Not Available   

Clarity
TranslucentAnthony et al   
OpaqueUlrich Henn and Claudio C. Milisenda   

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Sarcopside and Tortoiseshell Optic Character

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

Similar to their colors, Sarcopside and Tortoiseshell 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, Sarcopside is Handbook of mineralogy (2001) and TranslucentAnthony et al while Sarcopside is Handbook of mineralogy (2001) and TranslucentAnthony et al in appearance.

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