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Jacobsite
Jacobsite

Mimetite
Mimetite



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Jacobsite
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Mimetite

Jacobsite and Mimetite Optical Properties

Optical Properties

Luster

-
Resinous, Subadamantine

Pleochroism

-
Weak

Dispersion

0.030.04
0.005 1
👆🏻

Transparency

Translucent
Translucent

Refractive Index

-99992.106-2.263
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Hexagonal

Birefringence

-99990.019
0 0.296
👆🏻

Clarity

Translucent
Translucent

Jacobsite and Mimetite Optic Character

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

Similar to their colors, Jacobsite and Mimetite 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.