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Taaffeite
Taaffeite

Feldspar
Feldspar



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Taaffeite
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Feldspar

Taaffeite and Feldspar Optical Properties

Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

Weak
None

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

-
Transparent, Translucent

Refractive Index

1.70-1.731.518-1.570
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
Triclinic or monoclinic

Birefringence

0.0550.008-0.010
0 0.296
👆🏻

Clarity

-
Transparent

Taaffeite and Feldspar Optic Character

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

Taaffeite and Feldspar Transparency

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