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Sinhalite
Sinhalite

Tinzenite
Tinzenite



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Sinhalite
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Tinzenite

Sinhalite and Tinzenite Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

Trichroism: green light brown dark brownHerve Nicolas Lazzarelli
In thick sections

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.665-1.7121.690-1.705
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
-

Birefringence

0.036-0.042-9999
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Sinhalite and Tinzenite Optic Character

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

Sinhalite and Tinzenite Transparency

Similar to their colors, Sinhalite and Tinzenite 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, Sinhalite is while Sinhalite is in appearance.