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Indicolite Blue Tourmaline
Indicolite Blue Tourmaline

Esperite
Esperite



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Indicolite Blue Tourmaline
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Esperite

Indicolite Blue Tourmaline and Esperite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Strong: dark blue light blueWalter Schumann
colorless.
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
OpaqueAnthony et al, Opaque, Transparent
1.5 Refractive Index
1.614-1.6661.760-1.774
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
monoclinic
1.8 Birefringence
0.014-0.0400.012
Achroite
0 0.296
1.9 Clarity
Transparent
OpaqueAnthony et al

Indicolite Blue Tourmaline and Esperite Optic Character

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

Indicolite Blue Tourmaline and Esperite Transparency

Similar to their colors, Indicolite Blue Tourmaline and Esperite 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.