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Spessartine
Spessartine

Chrysoberyl
Chrysoberyl



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X
Spessartine
X
Chrysoberyl

Spessartine and Chrysoberyl Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
-
0.03
-
1.789-1.820
-
Isometric
0.027
TransparentUlrich Henn and Claudio C. Milisenda
 
Vitreous
X = red; Y = yellow-orange; Z = emerald-green
0.02
Transparent, Translucent, Transparent to translucent
1.746-1.763
Biaxial/+
Orthorhombic
0.007-0.013
Transparent

Spessartine and Chrysoberyl Optic Character

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

Spessartine and Chrysoberyl Transparency

Similar to their colors, Spessartine 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, Spessartine is while Spessartine is in appearance.