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Tsavorite
Tsavorite

Phosgenite
Phosgenite



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Tsavorite
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Phosgenite

Tsavorite and Phosgenite Optical Properties

Optical Properties

Luster

-
Adamantine

Pleochroism

-
Weakly pleochroic with O reddish and E greenish in thick sections.

Dispersion

0.020.04
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.735-1.7442.117-2.145
1 3.25
👆🏻

Optic Character

-
-

Crystal System

cubic
tetragonal

Birefringence

-99990.027
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Tsavorite and Phosgenite Optic Character

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

Tsavorite and Phosgenite Transparency

Similar to their colors, Tsavorite and Phosgenite 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, Tsavorite is while Tsavorite is in appearance.