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Forsterite and Diopside Optical Properties


Diopside and Forsterite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
colorless.   
Not Available   

Dispersion
Not Available   
0.02   
22

Transparency
Transparent   
Transparent, Translucent, Not Available, Transparent . Star Diopside is opaque .   

Refractive Index
1.635-1.671   
1.664-1.730   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
monoclinic   

Birefringence
0.033-0.042   
0.024-0.030   

Clarity
Transparent   
Transparent   

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Forsterite and Diopside Optic Character

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

Similar to their colors, Forsterite and Diopside 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, Forsterite is Transparent while Forsterite is Transparent in appearance.

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