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Spodumene
Spodumene

Sapphire
Sapphire



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Spodumene
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Sapphire

Spodumene and Sapphire Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Adamantine, Vitreous, Adamantine
1.2 Pleochroism
Strong in kunzite: α-purple
Strong
1.3 Dispersion
0.020.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent, Translucent, Transparent to opaque
1.5 Refractive Index
1.657-1.6811.762-1.788
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Trigonal
1.8 Birefringence
0.014-0.0180.008-0.009
Achroite
0 0.296
1.9 Clarity
Gems
Transparent

Spodumene and Sapphire Optic Character

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

Spodumene and Sapphire Transparency

Similar to their colors, Spodumene 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, Spodumene is Transparent while Spodumene is Transparent in appearance.