Ekanite and Transvaal Jade Optical Properties

Ekanite

Transvaal Jade

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1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

Not Available

1.3 Dispersion

NA0.03

0.007 1

1.4 Transparency

Transparent

Gemmological Tables (2004)

1.5 Refractive Index

1.593-1.596Not Available

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422

Not Available

1.8 Birefringence

0.001Not Available

0 0.296

1.9 Clarity

Transparent

TransparentUlrich Henn and Claudio C. Milisenda

Ekanite and Transvaal Jade Optic Character

Ekanite and Transvaal Jade optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Ekanite and Transvaal Jade 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 Ekanite and Transvaal Jade 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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Ekanite and Transvaal Jade Transparency

Similar to their colors, Ekanite and Transvaal Jade 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, Ekanite is Transparent while Ekanite is Transparent in appearance.