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Ludlamite
Ludlamite

Stolzite
Stolzite



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Ludlamite
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Stolzite

Ludlamite and Stolzite Optical Properties

Optical Properties

Luster

Vitreous, Pearly
Resinous, Subadamantine

Pleochroism

-
-

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.653-1.6932.180-2.190
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
tetragonal

Birefringence

0.038-0.0440.090
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
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Ludlamite and Stolzite Optic Character

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

Similar to their colors, Ludlamite and Stolzite 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.