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Antimony trioxide
Antimony trioxide

Hematite
Hematite



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Antimony trioxide
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Hematite

Antimony trioxide and Hematite Optical Properties

Optical Properties

Luster

-
-

Pleochroism

-
O = brownish red; E = yellowish red

Dispersion

-0.05
0.005 1
👆🏻

Transparency

-
OpaqueHerve Nicolas Lazzarelli

Refractive Index

2.0872.690-3.220
1 3.25
👆🏻

Optic Character

-
-

Crystal System

cubic (α)<570 °C
Trigonal

Birefringence

-99990.280
0 0.296
👆🏻

Clarity

-
OpaqueHerve Nicolas Lazzarelli

Antimony trioxide and Hematite Optic Character

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

Similar to their colors, Antimony trioxide and Hematite 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.