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Sodalite
Sodalite

Fire Opal
Fire Opal



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Sodalite
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Fire Opal

Sodalite and Fire Opal Optical Properties

1 Optical Properties
1.1 Luster
Greasy
Not Available
1.2 Pleochroism
AbsentWalter Schumann
AbsentWalter Schumann
1.3 Dispersion
0.02None
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent, Opaque
Transparent, Translucent
1.5 Refractive Index
1.478-1.4881.370-1.470
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
cubic
Amorphous
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Sodalite and Fire Opal Optic Character

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

Sodalite and Fire Opal Transparency

Similar to their colors, Sodalite and Fire Opal 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, Sodalite is Opaque, Translucent and Transparent while Sodalite is Opaque, Translucent and Transparent in appearance.