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Pyrope
Pyrope

Catapleiite
Catapleiite



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Pyrope
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Catapleiite

Pyrope and Catapleiite Optical Properties

Optical Properties

Luster

Greasy, Vitreous
Vitreous

Pleochroism

None
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

-
TransparentUlrich Henn and Claudio C. Milisenda

Refractive Index

1.720-1.7561.590-1.629
1 3.25
👆🏻

Optic Character

-
-

Crystal System

cubic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: B2/b (pseudo-HEX)

Birefringence

-99990.039
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda

Pyrope and Catapleiite Optic Character

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

Pyrope and Catapleiite Transparency

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