Aquamarine and Amazonite Optical Properties

Aquamarine

Amazonite

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Not Available

WeakMichael OâDonoghue

1.3 Dispersion

0.01NA

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to translucent

Translucent, Translucent to opaque

1.5 Refractive Index

1.570-1.5921.522-1.530

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Hexagonal

Triclinic

1.8 Birefringence

0.005-0.0090.008-0.010

0 0.296

1.9 Clarity

Transparent to translucent

Translucent

Aquamarine and Amazonite Optic Character

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

Similar to their colors, Aquamarine and Amazonite 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.