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Elbaite
Elbaite

Legrandite
Legrandite



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Elbaite
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Legrandite

Elbaite and Legrandite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Pale green
Colorless
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gems
1.5 Refractive Index
1.614-1.6661.702-1.740
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
monoclinic
1.8 Birefringence
0.014-0.0320.060
Achroite
0 0.296
1.9 Clarity
Transparent
Gems

Elbaite and Legrandite Optic Character

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

Elbaite and Legrandite Transparency

Similar to their colors, Elbaite and Legrandite 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, Elbaite is Transparent while Elbaite is Transparent in appearance.