Viridine and Cordierite Optical Properties

Viridine

Cordierite

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1 Optical Properties

1.1 Luster

Not Available

Greasy, Vitreous

1.2 Pleochroism

Not Available

X = pale yellow

1.3 Dispersion

0.02NA

0.007 1

1.4 Transparency

Transparent, Translucent

Not Available

1.5 Refractive Index

1.629-1.660Not Available

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Orthorhombic

1.8 Birefringence

0.007-0.013Not Available

0 0.296

1.9 Clarity

Transparent

Not Available

Viridine and Cordierite Optic Character

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

Compare Gems Found in South Asia

Viridine Vs Iolite

Viridine Vs Kyanite

Viridine Vs Idocrase

Viridine and Cordierite Transparency

Similar to their colors, Viridine and Cordierite 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, Viridine is Translucent and Transparent while Viridine is Translucent and Transparent in appearance.