Aquamarine and Cacoxenite Optical Properties

Aquamarine

Cacoxenite

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1 Optical Properties

1.1 Luster

Vitreous

Silky

1.2 Pleochroism

Not Available

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

1.3 Dispersion

0.01NA

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to translucent

Not Available

1.5 Refractive Index

1.570-1.5921.575-1.585

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Hexagonal

1.8 Birefringence

0.005-0.009Not Available

0 0.296

1.9 Clarity

Transparent to translucent

Not Available

Aquamarine and Cacoxenite Optic Character

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

Similar to their colors, Aquamarine 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, Aquamarine is Translucent, Transparent and Transparent to translucent while Aquamarine is Translucent, Transparent and Transparent to translucent in appearance.