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Sodalite
Sodalite

Peridot
Peridot



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Sodalite
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Peridot

Sodalite and Peridot Optical Properties

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1 Optical Properties
1.1 Luster
Greasy
Vitreous, Greasy
1.2 Pleochroism
AbsentWalter Schumann
Weak: yellow-green green (colorless)Herve Nicolas Lazzarelli
1.3 Dispersion
0.020.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent, Opaque
Transparent
1.5 Refractive Index
1.478-1.4881.64-1.69
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
cubic
Orthorhombic
1.8 Birefringence
Not Available0.036
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Sodalite and Peridot Optic Character

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

Similar to their colors, Sodalite and Peridot 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.