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Pezzotaite
Pezzotaite

Agate Opal
Agate Opal



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Pezzotaite
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Agate Opal

Pezzotaite and Agate Opal Optical Properties

Optical Properties

Luster

-
-

Pleochroism

-
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

-
Translucent

Refractive Index

1.60-1.611.37-1.52
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
-

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

-
Translucent

Pezzotaite and Agate Opal Optic Character

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

Pezzotaite and Agate Opal Transparency

Similar to their colors, Pezzotaite and Agate Opal 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, Pezzotaite is while Pezzotaite is in appearance.