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Wardite
Wardite

Danburite
Danburite



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Wardite
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Danburite

Wardite and Danburite Optical Properties

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Optical Properties

Luster

Vitreous
Vitreous, Greasy

Pleochroism

-
Weak: pale yellow yellow

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

1.590-1.5991.627-1.639
1 3.25
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Optic Character

-
Biaxial/+

Crystal System

-
Orthorhombic

Birefringence

0.0090.006
0 0.296
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Clarity

Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Wardite and Danburite Optic Character

Wardite and Danburite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Wardite and Danburite 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 Wardite and Danburite 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. Danburite has Biaxial/+ character.

Wardite and Danburite Transparency

Similar to their colors, Wardite and Danburite 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, Wardite is Transparent while Wardite is Transparent in appearance.