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Pargasite
Pargasite

Elaeolite
Elaeolite



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Pargasite
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Elaeolite

Pargasite and Elaeolite Optical Properties

Optical Properties

Luster

Vitreous
Greasy

Pleochroism

-
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

1.613-1.663-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
-

Birefringence

0.020-9999
0 0.296
👆🏻

Clarity

Transparent
-

Pargasite and Elaeolite Optic Character

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

Pargasite and Elaeolite Transparency

Similar to their colors, Pargasite and Elaeolite 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, Pargasite is Transparent while Pargasite is Transparent in appearance.