Elbaite and Linarite Optical Properties

Elbaite

Linarite

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1 Optical Properties

1.1 Luster

Vitreous

Sub-Adamantine, Vitreous

1.2 Pleochroism

Pale green

X = pale blue; Y = blue; Z = Prussian blue

1.3 Dispersion

0.02NA

0.007 1

1.4 Transparency

Transparent

1.5 Refractive Index

1.614-1.6661.809-1.859

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

monoclinic

1.8 Birefringence

0.014-0.0320.050

0 0.296

1.9 Clarity

Transparent

Elbaite and Linarite Optic Character

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

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Elbaite and Linarite Transparency

Similar to their colors, Elbaite and Linarite 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.