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Kornerupine
Kornerupine

Apache Tear
Apache Tear



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X
Kornerupine
X
Apache Tear

Kornerupine and Apache Tear Optical Properties

Optical Properties

Luster

Vitreous
-

Pleochroism

X = colorless to green; Y = colorless
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.660-1.685-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
-

Birefringence

0.012-0.017-9999
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
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Kornerupine and Apache Tear Optic Character

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

Kornerupine and Apache Tear Transparency

Similar to their colors, Kornerupine and Apache Tear 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, Kornerupine is while Kornerupine is in appearance.