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Antimony trioxide
Antimony trioxide

Phosgenite
Phosgenite



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Antimony trioxide
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Phosgenite

Antimony trioxide and Phosgenite Optical Properties

Optical Properties

Luster

-
Adamantine

Pleochroism

-
Weakly pleochroic with O reddish and E greenish in thick sections.

Dispersion

-0.04
0.005 1
👆🏻

Transparency

-
-

Refractive Index

2.0872.117-2.145
1 3.25
👆🏻

Optic Character

-
-

Crystal System

cubic (α)<570 °C
tetragonal

Birefringence

-99990.027
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Antimony trioxide and Phosgenite Optic Character

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

Similar to their colors, Antimony trioxide and Phosgenite 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.