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Hardystonite
Hardystonite

Pyrope
Pyrope



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Hardystonite
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Pyrope

Hardystonite and Pyrope Optical Properties

Optical Properties

Luster

Vitreous, Resinous, Greasy
Greasy, Vitreous

Pleochroism

-
None

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.6721.720-1.756
1 3.25
👆🏻

Optic Character

-
-

Crystal System

tetragonal
cubic

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Hardystonite and Pyrope Optic Character

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

Hardystonite and Pyrope Transparency

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