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Antimony trioxide
Antimony trioxide

Pargasite
Pargasite



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Antimony trioxide
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Pargasite

Antimony trioxide and Pargasite Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

-
-

Dispersion

-0.02
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

2.0871.613-1.663
1 3.25
👆🏻

Optic Character

-
-

Crystal System

cubic (α)<570 °C
monoclinic

Birefringence

-99990.020
0 0.296
👆🏻

Clarity

-
Transparent

Antimony trioxide and Pargasite Optic Character

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

Antimony trioxide and Pargasite Transparency

Similar to their colors, Antimony trioxide and Pargasite 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, Antimony trioxide is while Antimony trioxide is in appearance.