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Pyrope
Pyrope

Pectolite
Pectolite



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Pyrope
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Pectolite

Pyrope and Pectolite Optical Properties

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Optical Properties

Luster

Greasy, Vitreous
Silky

Pleochroism

None
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.720-1.7561.595-1.645
1 3.25
👆🏻

Optic Character

-
-

Crystal System

cubic
Triclinic

Birefringence

-99990.028-0.038
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Pyrope and Pectolite Optic Character

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

Similar to their colors, Pyrope and Pectolite 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.