Diopside and Sard Optical Properties

Diopside

Sard

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1 Optical Properties

1.1 Luster

Vitreous

Waxy

1.2 Pleochroism

Not Available

AbsentWalter Schumann

1.3 Dispersion

0.02None

0.007 1

1.4 Transparency

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

Translucent

1.5 Refractive Index

1.664-1.7301.535-1.539

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Not Available

1.8 Birefringence

0.024-0.0300.008-0.010

0 0.296

1.9 Clarity

Transparent

Translucent

Diopside and Sard Optic Character

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

Similar to their colors, Diopside and Sard 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.