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Elaeolite
Elaeolite

Danburite
Danburite



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Elaeolite
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Danburite

Elaeolite and Danburite Optical Properties

Optical Properties

Luster

Greasy
Vitreous, Greasy

Pleochroism

-
Weak: pale yellow yellow

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

-99991.627-1.639
1 3.25
👆🏻

Optic Character

-
Biaxial/+

Crystal System

-
Orthorhombic

Birefringence

-99990.006
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Elaeolite and Danburite Optic Character

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

Elaeolite and Danburite Transparency

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