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Pearl
Pearl

Druzy
Druzy



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Pearl
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Druzy

Pearl and Druzy Optical Properties

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Optical Properties

Luster

Pearly
-

Pleochroism

-
-

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

Translucent, Opaque
Opaque

Refractive Index

1.52-1.66-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
Isometric

Birefringence

0.156-9999
0 0.296
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Clarity

Translucent
Opaque

Pearl and Druzy Optic Character

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

Pearl and Druzy Transparency

Similar to their colors, Pearl and Druzy 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, Pearl is Translucent and Opaque while Pearl is Translucent and Opaque in appearance.