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Zinnwaldite and Bloodstone Heliotrope Optical Properties


Bloodstone Heliotrope and Zinnwaldite Optical Properties


Optical Properties

Luster
Pearly, Vitreous   
Waxy   

Pleochroism
Distinct   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
Translucent   

Refractive Index
1.565-1.625   
1.530-1.543   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Not Available   

Birefringence
0.040-0.050   
0.003-0.009   

Clarity
Not Available   
Translucent   

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Zinnwaldite and Bloodstone Heliotrope Optic Character

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

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

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