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Spodumene
Spodumene
☒

Pezzottaite
Pezzottaite
☒



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Spodumene
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Pezzottaite

Spodumene and Pezzottaite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Strong in kunzite: α-purple
0.02
Transparent
1.657-1.681
-
monoclinic
0.014-0.018
-
 
Vitreous
Moderate dichroic
0.02
Transparent
1.598-1.620
-
Hexagonal
0.008-0.011
Transparent

Spodumene and Pezzottaite Optic Character

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

Similar to their colors, Spodumene and Pezzottaite 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 while Spodumene is in appearance.