Verdite and Cacoxenite Optical Properties

Verdite

Cacoxenite

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1 Optical Properties

1.1 Luster

Vitreous, Silky

Silky

1.2 Pleochroism

Extreme

visible: O = Pale yellow E = Canary yellow to yellow orange

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Translucent

Not Available

1.5 Refractive Index

1.5801.575-1.585

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c

Hexagonal

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Translucent

Not Available

Verdite and Cacoxenite Optic Character

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

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Verdite and Cacoxenite Transparency

Similar to their colors, Verdite and Cacoxenite 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.