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Fancy Diamond
Fancy Diamond

Chrysoberyl
Chrysoberyl



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X
Fancy Diamond
X
Chrysoberyl

Fancy Diamond and Chrysoberyl Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

-
X = red; Y = yellow-orange; Z = emerald-green

Dispersion

0.040.02
0.005 1
👆🏻

Transparency

-
Transparent, Translucent, Transparent to translucent

Refractive Index

2.421.746-1.763
1 3.25
👆🏻

Optic Character

-
Biaxial/+

Crystal System

cubic
Orthorhombic

Birefringence

-99990.007-0.013
0 0.296
👆🏻

Clarity

-
Transparent

Fancy Diamond and Chrysoberyl Optic Character

Fancy Diamond and Chrysoberyl optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Fancy Diamond and Chrysoberyl 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 Fancy Diamond and Chrysoberyl 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. Chrysoberyl has Biaxial/+ character.

Fancy Diamond and Chrysoberyl Transparency

Similar to their colors, Fancy Diamond and Chrysoberyl 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, Fancy Diamond is while Fancy Diamond is in appearance.