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Peridot
Peridot

Diopside
Diopside



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Peridot
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Diopside

Peridot and Diopside Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous, Greasy
Vitreous
1.2 Pleochroism
Weak: yellow-green green (colorless)Herve Nicolas Lazzarelli
Not Available
1.3 Dispersion
0.020.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent, Translucent, Not Available, Transparent . Star Diopside is opaque .
1.5 Refractive Index
1.64-1.691.664-1.730
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
monoclinic
1.8 Birefringence
0.0360.024-0.030
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Peridot and Diopside Optic Character

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

Peridot and Diopside Transparency

Similar to their colors, Peridot and Diopside 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, Peridot is Transparent while Peridot is Transparent in appearance.