Diamond and Sodalite Optical Properties

Diamond

Sodalite

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1 Optical Properties

1.1 Luster

Adamantine

Greasy

1.2 Pleochroism

None

AbsentWalter Schumann

1.3 Dispersion

0.040.02

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to opaque

Transparent, Translucent, Opaque

1.5 Refractive Index

2.417-2.4191.478-1.488

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

cubic

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Transparent

Diamond and Sodalite Optic Character

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

Similar to their colors, Diamond and Sodalite 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, Diamond is Translucent, Transparent and Transparent to opaque while Diamond is Translucent, Transparent and Transparent to opaque in appearance.