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Antimony trioxide
Antimony trioxide

Colemanite
Colemanite



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Antimony trioxide
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Colemanite

Antimony trioxide and Colemanite Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

-
-

Dispersion

-0.02
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

2.0871.584-1.615
1 3.25
👆🏻

Optic Character

-
-

Crystal System

cubic (α)<570 °C
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a

Birefringence

-99990.028-0.030
0 0.296
👆🏻

Clarity

-
Transparent

Antimony trioxide and Colemanite Optic Character

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

Similar to their colors, Antimony trioxide and Colemanite 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.