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Tugtupite
Tugtupite

Eudialyte
Eudialyte



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Tugtupite
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Eudialyte

Tugtupite and Eudialyte Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

ModerateArthur Thomas
Weak: O= colorless

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

OpaqueHerve Nicolas Lazzarelli
Translucent

Refractive Index

1.494-1.5041.591-1.633
1 3.25
👆🏻

Optic Character

-
-

Crystal System

tetragonal
Trigonal

Birefringence

0.0080.003-0.010
0 0.296
👆🏻

Clarity

OpaqueHerve Nicolas Lazzarelli
Translucent

Tugtupite and Eudialyte Optic Character

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

Tugtupite and Eudialyte Transparency

Similar to their colors, Tugtupite and Eudialyte 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, Tugtupite is OpaqueHerve Nicolas Lazzarelli while Tugtupite is OpaqueHerve Nicolas Lazzarelli in appearance.