Diopside and Spodumene Optical Properties

Diopside

Spodumene

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Not Available

Strong in kunzite: α-purple

1.3 Dispersion

0.020.02

0.007 1

1.4 Transparency

Transparent, Translucent, Not Available, Transparent . Star Diopside is opaque .

Transparent

1.5 Refractive Index

1.664-1.7301.657-1.681

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

1.8 Birefringence

0.024-0.0300.014-0.018

0 0.296

1.9 Clarity

Transparent

Gems

Diopside and Spodumene Optic Character

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

Similar to their colors, Diopside 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, Diopside is Not Available, Translucent, Transparent and Transparent . Star Diopside is opaque . while Diopside is Not Available, Translucent, Transparent and Transparent . Star Diopside is opaque . in appearance.