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Rhodolite
Rhodolite

Taaffeite
Taaffeite



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Rhodolite
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Taaffeite

Rhodolite and Taaffeite Optical Properties

Optical Properties

Luster

Greasy, Vitreous
Vitreous

Pleochroism

None
Weak

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.7601.70-1.73
1 3.25
👆🏻

Optic Character

-
-

Crystal System

cubic
Hexagonal

Birefringence

0.010-0.0140.055
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
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Rhodolite and Taaffeite Optic Character

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

Rhodolite and Taaffeite Transparency

Similar to their colors, Rhodolite and Taaffeite 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, Rhodolite is while Rhodolite is in appearance.