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Datolite
Datolite

Mimetite
Mimetite



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Datolite
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Mimetite

Datolite and Mimetite Optical Properties

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Optical Properties

Luster

Vitreous
Resinous, Subadamantine

Pleochroism

-
Weak

Dispersion

0.020.04
0.005 1
👆🏻

Transparency

Transparent
Translucent

Refractive Index

1.621-1.6752.106-2.263
1 3.25
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Optic Character

-
-

Crystal System

monoclinic
Hexagonal

Birefringence

0.0440.019
0 0.296
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Clarity

Transparent
Translucent

Datolite and Mimetite Optic Character

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

Datolite and Mimetite Transparency

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