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Papagoite
Papagoite

Topaz
Topaz



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Papagoite
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Topaz

Papagoite and Topaz Optical Properties

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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Trichroic
0.01
Transparent
1.607-1.672
-
monoclinic
0.065
Transparent
 
Vitreous
Weak
0.01
Transparent
1.606-1.644
-
Orthorhombic
0.008-0.011
TransparentUlrich Henn and Claudio C. Milisenda

Papagoite and Topaz Optic Character

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

Papagoite and Topaz Transparency

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