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Zultanite
Zultanite

Boracite
Boracite



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Zultanite
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Boracite

Zultanite and Boracite Optical Properties

Optical Properties

Luster

-
Vitreous, Adamantine

Pleochroism

-
None

Dispersion

--
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.68-1.751.658-1.673
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Orthorhombic

Birefringence

-99990.010-0.011
0 0.296
👆🏻

Clarity

-
Transparent

Zultanite and Boracite Optic Character

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

Zultanite and Boracite Transparency

Similar to their colors, Zultanite and Boracite 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, Zultanite is while Zultanite is in appearance.