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Leucite
Leucite

Heliotrope
Heliotrope



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Leucite
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Heliotrope

Leucite and Heliotrope Optical Properties

Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

-
-

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.504-1.5101.53-1.54
1 3.25
👆🏻

Optic Character

-
-

Crystal System

tetragonal
Trigonal

Birefringence

0.0010.004
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
-

Leucite and Heliotrope Optic Character

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

Leucite and Heliotrope Transparency

Similar to their colors, Leucite and Heliotrope 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, Leucite is while Leucite is in appearance.