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Danburite
Danburite

Elaeolite
Elaeolite



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Danburite
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Elaeolite

Danburite and Elaeolite Optical Properties

Optical Properties

Luster

Vitreous, Greasy
Greasy

Pleochroism

Weak: pale yellow yellow
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.627-1.639-9999
1 3.25
👆🏻

Optic Character

Biaxial/+
-

Crystal System

Orthorhombic
-

Birefringence

0.006-9999
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
-

Danburite and Elaeolite Optic Character

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

Danburite and Elaeolite Transparency

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