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Trinitite
Trinitite

Alunite
Alunite



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Trinitite
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Alunite

Trinitite and Alunite Optical Properties

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Optical Properties

Luster

-
Vitreous, Pearly

Pleochroism

-
-

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

-99991.572
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Trigonal

Birefringence

-99990.020
0 0.296
👆🏻

Clarity

-
-

Trinitite and Alunite Optic Character

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

Trinitite and Alunite Transparency

Similar to their colors, Trinitite and Alunite 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, Trinitite is while Trinitite is in appearance.