Diopside and Topaz Optical Properties

Diopside

Topaz

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Not Available

Weak

1.3 Dispersion

Albite Optical ..

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0.02

Rank: 22 (Overall)▶

0.01

Rank: 26 (Overall)▶

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Fluorite Optical Properties

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0.044 (Anglesite Opt..)

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1.4 Transparency

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

Transparent

1.5 Refractive Index

1.664-1.730

1.606-1.644

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Orthorhombic

1.8 Birefringence

0.024-0.030

0.008-0.011

1.9 Clarity

Transparent

TransparentUlrich Henn and Claudio C. Milisenda

Diopside and Topaz Optic Character

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

Compare Yellow Gemstones

Diopside Vs Ettringite

Diopside Vs Feldspar

Diopside Vs Fayalite

Diopside and Topaz Transparency

Similar to their colors, Diopside and Topaz 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.

Yellow Gemstones

Dravite

Elbaite

Enstatite

Eosphorite

Ettringite

Fayalite