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Jacobsite
Jacobsite

Nepouite
Nepouite



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Jacobsite
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Nepouite

Jacobsite and Nepouite Optical Properties

Optical Properties

Luster

-
Waxy, Pearly

Pleochroism

-
Weak

Dispersion

0.030.03
0.005 1
👆🏻

Transparency

Translucent
-

Refractive Index

-99991.600-1.630
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Orthorhombic

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

Translucent
-

Jacobsite and Nepouite Optic Character

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

Jacobsite and Nepouite Transparency

Similar to their colors, Jacobsite and Nepouite 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, Jacobsite is Translucent while Jacobsite is Translucent in appearance.