Super Seven Crystals and Ludlamite Optical Properties

Super Seven Crystals

Ludlamite

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Optical Properties

Luster

Vitreous, Pearly, Silky

Vitreous, Pearly

Pleochroism

Dispersion

0.030.02

0.005 1

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Transparency

Transparent, Translucent, Opaque

Refractive Index

1.519-1.5211.653-1.693

1 3.25

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Optic Character

Crystal System

monoclinic

Birefringence

0.0090-0.01000.038-0.044

0 0.296

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Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Super Seven Crystals and Ludlamite Optic Character

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

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Super Seven Crystals and Ludlamite Transparency

Similar to their colors, Super Seven Crystals 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, Super Seven Crystals is Transparent, Translucent and Opaque while Super Seven Crystals is Transparent, Translucent and Opaque in appearance.