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Rubellite
Rubellite

Sodalite
Sodalite



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Rubellite
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Sodalite

Rubellite and Sodalite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Greasy
1.2 Pleochroism
Strong: dark red pinkish-redHerve Nicolas Lazzarelli
AbsentWalter Schumann
1.3 Dispersion
0.020.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Transparent, Translucent, Opaque
1.5 Refractive Index
1.614-1.6661.478-1.488
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
cubic
1.8 Birefringence
0.014-0.040Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Rubellite and Sodalite Optic Character

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

Rubellite and Sodalite Transparency

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