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Druzy
Druzy

Euclase
Euclase



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Druzy
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Euclase

Druzy and Euclase Optical Properties

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Optical Properties

Luster

-
Vitreous

Pleochroism

-
Weak: colorless-(greenish) yellow

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Opaque
-

Refractive Index

-99991.650-1.677
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Isometric
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a

Birefringence

-99990.019-0.025
0 0.296
👆🏻

Clarity

Opaque
TransparentUlrich Henn and Claudio C. Milisenda

Druzy and Euclase Optic Character

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

Druzy and Euclase Transparency

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