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Stolzite
Stolzite

Sapphire
Sapphire



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Stolzite
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Sapphire

Stolzite and Sapphire Optical Properties

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Optical Properties

Luster

Resinous, Subadamantine
Vitreous, Adamantine

Pleochroism

-
Strong

Dispersion

0.030.02
0.005 1
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Transparency

-
Transparent, Translucent, Transparent to opaque

Refractive Index

2.180-2.1901.762-1.788
1 3.25
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Optic Character

-
-

Crystal System

tetragonal
Trigonal

Birefringence

0.0900.008-0.009
0 0.296
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Clarity

-
Transparent

Stolzite and Sapphire Optic Character

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

Stolzite and Sapphire Transparency

Similar to their colors, Stolzite and Sapphire 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, Stolzite is while Stolzite is in appearance.