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Sinhalite
Sinhalite

Mimetite
Mimetite



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Sinhalite
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Mimetite

Sinhalite and Mimetite Optical Properties

Optical Properties

Luster

-
Resinous, Subadamantine

Pleochroism

Trichroism: green light brown dark brownHerve Nicolas Lazzarelli
Weak

Dispersion

0.020.04
0.005 1
👆🏻

Transparency

-
Translucent

Refractive Index

1.665-1.7122.106-2.263
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
Hexagonal

Birefringence

0.036-0.0420.019
0 0.296
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Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Translucent

Sinhalite and Mimetite Optic Character

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

Sinhalite and Mimetite Transparency

Similar to their colors, Sinhalite 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, Sinhalite is while Sinhalite is in appearance.