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Ludlamite
Ludlamite

Verdite
Verdite



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Ludlamite
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Verdite

Ludlamite and Verdite Optical Properties

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Optical Properties

Luster

Vitreous, Pearly
Vitreous, Silky

Pleochroism

-
Extreme

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

-
Translucent

Refractive Index

1.653-1.6931.580
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c

Birefringence

0.038-0.044-9999
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Translucent

Ludlamite and Verdite Optic Character

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

Ludlamite and Verdite Transparency

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