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Realgar
Realgar

Pyrope
Pyrope



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Realgar
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Pyrope

Realgar and Pyrope Optical Properties

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Optical Properties

Luster

-
Greasy, Vitreous

Pleochroism

Nearly colorless to pale golden yellowAnthony et al
None

Dispersion

0.060.02
0.005 1
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Transparency

-
-

Refractive Index

2.538-2.7041.720-1.756
1 3.25
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Optic Character

-
-

Crystal System

-
cubic

Birefringence

0.166-9999
0 0.296
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Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Realgar and Pyrope Optic Character

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

Realgar and Pyrope Transparency

Similar to their colors, Realgar and Pyrope 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, Realgar is while Realgar is in appearance.