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Diopside and Sinhalite Optical Properties


Sinhalite and Diopside Optical Properties


Optical Properties

Luster
Vitreous   
Not Available   

Pleochroism
Not Available   
Trichroism: green light brown dark brownHerve Nicolas Lazzarelli   

Dispersion
0.02   
22
0.02   
21

Transparency
Transparent, Translucent, Not Available, Transparent . Star Diopside is opaque .   
Gemmological Tables (2004) More from other references   

Refractive Index
1.664-1.730   
1.665-1.712   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Orthorhombic   

Birefringence
0.024-0.030   
0.036-0.042   

Clarity
Transparent   
TransparentUlrich Henn and Claudio C. Milisenda   

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Diopside and Sinhalite Optic Character

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

Similar to their colors, Diopside and Sinhalite 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, Diopside is Not Available, Translucent, Transparent and Transparent . Star Diopside is opaque . while Diopside is Not Available, Translucent, Transparent and Transparent . Star Diopside is opaque . in appearance.

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