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Lapis lazuli
Lapis lazuli

Chrome Diopside
Chrome Diopside



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Lapis lazuli
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Chrome Diopside

Lapis lazuli and Chrome Diopside Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Vitreous
1.2 Pleochroism
AbsentWalter Schumann
Common trichroism: light green
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Opaque
Gems, Sixth Edition (2006)
1.5 Refractive Index
1.500-1.6701.668-1.703
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
monoclinic
1.8 Birefringence
Not Available0.024-0.030
Achroite
0 0.296
1.9 Clarity
Gemstones of the world (2001)
Gems

Lapis lazuli and Chrome Diopside Optic Character

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

Lapis lazuli and Chrome Diopside Transparency

Similar to their colors, Lapis lazuli and Chrome 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, Lapis lazuli is Opaque while Lapis lazuli is Opaque in appearance.