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Ekanite
Ekanite

Ludlamite
Ludlamite



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Ekanite
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Ludlamite

Ekanite and Ludlamite Optical Properties

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Optical Properties

Luster

Vitreous
Vitreous, Pearly

Pleochroism

-
-

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

1.593-1.5961.653-1.693
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422
monoclinic

Birefringence

0.0010.038-0.044
0 0.296
👆🏻

Clarity

Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Ekanite and Ludlamite Optic Character

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

Ekanite and Ludlamite Transparency

Similar to their colors, Ekanite and Ludlamite 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, Ekanite is Transparent while Ekanite is Transparent in appearance.