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Narsarsukite
Narsarsukite

Hematite
Hematite



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Narsarsukite
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Hematite

Narsarsukite and Hematite Optical Properties

Optical Properties

Luster

Vitreous, Pearly
-

Pleochroism

Weak; O = colorless to yellow; E = colorless to honey-yellow
O = brownish red; E = yellowish red

Dispersion

0.020.05
0.005 1
👆🏻

Transparency

Transparent, Translucent
OpaqueHerve Nicolas Lazzarelli

Refractive Index

1.610-1.6472.690-3.220
1 3.25
👆🏻

Optic Character

-
-

Crystal System

tetragonal
Trigonal

Birefringence

0.0210.280
0 0.296
👆🏻

Clarity

Transparent
OpaqueHerve Nicolas Lazzarelli

Narsarsukite and Hematite Optic Character

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

Narsarsukite and Hematite Transparency

Similar to their colors, Narsarsukite 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, Narsarsukite is Transparent and Translucent while Narsarsukite is Transparent and Translucent in appearance.