Aquamarine and Nepouite Optical Properties

Aquamarine

Nepouite

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1 Optical Properties

1.1 Luster

Vitreous

Waxy, Pearly

1.2 Pleochroism

Not Available

Weak

1.3 Dispersion

0.01NA

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to translucent

Not Available

1.5 Refractive Index

1.570-1.5921.600-1.630

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Hexagonal

Orthorhombic

1.8 Birefringence

0.005-0.009Not Available

0 0.296

1.9 Clarity

Transparent to translucent

Not Available

Aquamarine and Nepouite Optic Character

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

Similar to their colors, Aquamarine and Nepouite 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, Aquamarine is Translucent, Transparent and Transparent to translucent while Aquamarine is Translucent, Transparent and Transparent to translucent in appearance.