Diopside and Vesuvianite Idocrase Optical Properties

Diopside

Vesuvianite Idocrase

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1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

Not Available

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

1.664-1.7301.700-1.725

1 3.25

1.6 Optic Character

Not Available

Uniaxial/-

1.7 Crystal System

monoclinic

Not Available

1.8 Birefringence

0.024-0.0300.002-0.012

0 0.296

1.9 Clarity

Transparent

Diopside and Vesuvianite Idocrase Optic Character

Diopside and Vesuvianite Idocrase optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Diopside and Vesuvianite Idocrase 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 Vesuvianite Idocrase 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. Vesuvianite Idocrase has Uniaxial/- character.

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Diopside and Vesuvianite Idocrase Transparency

Similar to their colors, Diopside and Vesuvianite Idocrase 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.