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Sodalite
Sodalite

Fluorapatite
Fluorapatite



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Sodalite
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Fluorapatite

Sodalite and Fluorapatite Optical Properties

1 Optical Properties
1.1 Luster
Greasy
Vitreous, Resinous
1.2 Pleochroism
AbsentWalter Schumann
Weak to strong if coloreD
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent, Opaque
Transparent
1.5 Refractive Index
1.478-1.4881.631-1.650
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
cubic
Hexagonal
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Sodalite and Fluorapatite Optic Character

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

Similar to their colors, Sodalite and Fluorapatite 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.