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Verdite
Verdite

Kornerupine
Kornerupine



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Verdite
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Kornerupine

Verdite and Kornerupine Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Silky
Vitreous
1.2 Pleochroism
Extreme
X = colorless to green; Y = colorless
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.5801.660-1.685
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
Orthorhombic
1.8 Birefringence
Not Available0.012-0.017
Achroite
0 0.296
1.9 Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Verdite and Kornerupine Optic Character

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

Similar to their colors, Verdite and Kornerupine 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.