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Diamond
Diamond

Piemontite
Piemontite



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Diamond
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Piemontite

Diamond and Piemontite Optical Properties

Optical Properties

Luster

Adamantine
Vitreous

Pleochroism

None
visible

Dispersion

0.040.02
0.005 1
👆🏻

Transparency

Transparent, Translucent, Transparent to opaque
-

Refractive Index

2.417-2.4191.725-1.756
1 3.25
👆🏻

Optic Character

-
-

Crystal System

cubic
monoclinic

Birefringence

-99990.025-0.076
0 0.296
👆🏻

Clarity

Transparent
-

Diamond and Piemontite Optic Character

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

Diamond and Piemontite Transparency

Similar to their colors, Diamond and Piemontite 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, Diamond is Transparent, Translucent and Transparent to opaque while Diamond is Transparent, Translucent and Transparent to opaque in appearance.