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Pyromorphite and Spodumene Optical Properties


Spodumene and Pyromorphite Optical Properties


Optical Properties

Luster
Resinous, Subadamantine   
Vitreous   

Pleochroism
Weak   
Strong in kunzite: α-purple   

Dispersion
Not Available   
0.02   
22

Transparency
Transparent   
Transparent   

Refractive Index
2.042-2.059   
1.657-1.681   

Optic Character
Not Available   
Not Available   

Crystal System
Hexagonal   
monoclinic   

Birefringence
0.010   
0.014-0.018   

Clarity
Transparent   
Gems   

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Pyromorphite and Spodumene Optic Character

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

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Pyromorphite and Spodumene Transparency

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

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