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Heliotrope and Richterite Optical Properties


Richterite and Heliotrope Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
Not Available   
Strong: pale yellow   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
Not Available   

Refractive Index
1.53-1.54   
1.615   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
monoclinic   

Birefringence
0.004   
0.021   

Clarity
Not Available   
Not Available   

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<< Physical Properties

Heliotrope and Richterite Optic Character

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

Similar to their colors, Heliotrope and Richterite 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, Heliotrope is Not Available while Heliotrope is Not Available in appearance.

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