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Hematite
Hematite

Pyroxmangite
Pyroxmangite



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Hematite
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Pyroxmangite

Hematite and Pyroxmangite Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

O = brownish red; E = yellowish red
-

Dispersion

0.050.02
0.005 1
👆🏻

Transparency

OpaqueHerve Nicolas Lazzarelli
-

Refractive Index

2.690-3.2201.735-1.756
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
-

Birefringence

0.2800.017-0.019
0 0.296
👆🏻

Clarity

OpaqueHerve Nicolas Lazzarelli
TransparentUlrich Henn and Claudio C. Milisenda

Hematite and Pyroxmangite Optic Character

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

Hematite and Pyroxmangite Transparency

Similar to their colors, Hematite and Pyroxmangite 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, Hematite is OpaqueHerve Nicolas Lazzarelli while Hematite is OpaqueHerve Nicolas Lazzarelli in appearance.