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Hematite
Hematite

Vanadinite
Vanadinite



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Hematite
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Vanadinite

Hematite and Vanadinite Optical Properties

Optical Properties

Luster

-
Resinous

Pleochroism

O = brownish red; E = yellowish red
-

Dispersion

0.050.15
0.005 1
👆🏻

Transparency

OpaqueHerve Nicolas Lazzarelli
-

Refractive Index

2.690-3.2202.416
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
Hexagonal

Birefringence

0.2800.066
0 0.296
👆🏻

Clarity

OpaqueHerve Nicolas Lazzarelli
-

Hematite and Vanadinite Optic Character

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

Similar to their colors, Hematite and Vanadinite 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.