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Hessonite
Hessonite

Vesuvianite Idocrase
Vesuvianite Idocrase



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Hessonite
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Vesuvianite Idocrase

Hessonite and Vesuvianite Idocrase Optical Properties

Optical Properties

Luster

-
-

Pleochroism

-
-

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.742-1.7481.700-1.725
1 3.25
👆🏻

Optic Character

-
Uniaxial/-

Crystal System

-
-

Birefringence

-99990.002-0.012
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Hessonite and Vesuvianite Idocrase Optic Character

Hessonite and Vesuvianite Idocrase optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Hessonite and Vesuvianite Idocrase 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 Hessonite and Vesuvianite Idocrase 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. Vesuvianite Idocrase has Uniaxial/- character.

Hessonite and Vesuvianite Idocrase Transparency

Similar to their colors, Hessonite and Vesuvianite Idocrase 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, Hessonite is while Hessonite is in appearance.