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Faustite
Faustite

Vesuvianite Idocrase
Vesuvianite Idocrase



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Faustite
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Vesuvianite Idocrase

Faustite and Vesuvianite Idocrase Optical Properties

Optical Properties

Luster

Waxy
-

Pleochroism

-
-

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Translucent
Transparent

Refractive Index

1.6121.700-1.725
1 3.25
👆🏻

Optic Character

-
Uniaxial/-

Crystal System

Triclinic Pinacoidal H-M Symbol ( 1) Space Group: P1
-

Birefringence

-99990.002-0.012
0 0.296
👆🏻

Clarity

Translucent
Transparent

Faustite and Vesuvianite Idocrase Optic Character

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

Faustite and Vesuvianite Idocrase Transparency

Similar to their colors, Faustite 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, Faustite is Translucent while Faustite is Translucent in appearance.