Indicolite Blue Tourmaline and Cacoxenite Optical Properties

Indicolite Blue Tourmaline

Cacoxenite

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1 Optical Properties

1.1 Luster

Not Available

Silky

1.2 Pleochroism

Strong: dark blue light blueWalter Schumann

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

1.3 Dispersion

0.02NA

0.007 1

1.4 Transparency

Transparent, Translucent

Not Available

1.5 Refractive Index

1.614-1.6661.575-1.585

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Hexagonal

1.8 Birefringence

0.014-0.040Not Available

0 0.296

1.9 Clarity

Transparent

Not Available

Indicolite Blue Tourmaline and Cacoxenite Optic Character

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

Similar to their colors, Indicolite Blue Tourmaline 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, Indicolite Blue Tourmaline is Translucent and Transparent while Indicolite Blue Tourmaline is Translucent and Transparent in appearance.