Diopside and Titanite Sphene Optical Properties

Diopside

Titanite Sphene

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1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

Not Available

Green stones strong trichroism: typically colorless greenish yellow brownish to yellow;

1.3 Dispersion

0.020.05

0.007 1

1.4 Transparency

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

Transparent, Translucent

1.5 Refractive Index

1.664-1.7301.843-2.110

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Not Available

1.8 Birefringence

0.024-0.0300.100-0.192

0 0.296

1.9 Clarity

Transparent

Diopside and Titanite Sphene Optic Character

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

Diopside Vs Fayalite

Diopside Vs Ettringite

Diopside and Titanite Sphene Transparency

Similar to their colors, Diopside and Titanite Sphene 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.