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Verdite
Verdite

Corundum
Corundum



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Verdite
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Corundum

Verdite and Corundum Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous, Silky
Adamantine, Vitreous
1.2 Pleochroism
Extreme
None
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent, Translucent
1.5 Refractive Index
1.5801.758-1.780
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
Trigonal
1.8 Birefringence
Not Available0.007-0.010
Achroite
0 0.296
1.9 Clarity
Translucent
Gemmological Tables (2004) More from other references

Verdite and Corundum Optic Character

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

Verdite and Corundum Transparency

Similar to their colors, Verdite and Corundum 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, Verdite is Translucent while Verdite is Translucent in appearance.