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Papagoite and Taaffeite Optical Properties


Taaffeite and Papagoite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
Trichroic   
Weak   

Dispersion
Not Available   
0.02   
18

Transparency
Transparent   
Gemmological Tables (2004) More from other references   

Refractive Index
1.607-1.672   
1.70-1.73   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Hexagonal   

Birefringence
0.065   
0.055   

Clarity
Transparent   
Color grading system   

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Papagoite and Taaffeite Optic Character

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

Similar to their colors, Papagoite and Taaffeite 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, Papagoite is Transparent while Papagoite is Transparent in appearance.

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