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Apache Tear
Apache Tear

Pezzottaite
Pezzottaite



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Apache Tear
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Pezzottaite

Apache Tear and Pezzottaite Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

-
Moderate dichroic

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

-99991.598-1.620
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Hexagonal

Birefringence

-99990.008-0.011
0 0.296
👆🏻

Clarity

-
Transparent

Apache Tear and Pezzottaite Optic Character

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

Apache Tear and Pezzottaite Transparency

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