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Wulfenite
Wulfenite

Hematite
Hematite



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Wulfenite
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Hematite

Wulfenite and Hematite Optical Properties

Optical Properties

Luster

Adamantine, Resinous
-

Pleochroism

Weak
O = brownish red; E = yellowish red

Dispersion

0.030.05
0.005 1
👆🏻

Transparency

Transparent
OpaqueHerve Nicolas Lazzarelli

Refractive Index

2.280-2.4052.690-3.220
1 3.25
👆🏻

Optic Character

-
-

Crystal System

tetragonal
Trigonal

Birefringence

0.1220.280
0 0.296
👆🏻

Clarity

Transparent
OpaqueHerve Nicolas Lazzarelli

Wulfenite and Hematite Optic Character

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

Wulfenite and Hematite Transparency

Similar to their colors, Wulfenite 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, Wulfenite is Transparent while Wulfenite is Transparent in appearance.