Aquamarine and Hessonite Optical Properties

Aquamarine

Hessonite

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1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

Not Available

1.3 Dispersion

Albite Optical ..

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0.01

Rank: 26 (Overall)▶

Not Available

Rank: N/A (Overall)▶

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Fluorite Optical Properties

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0.044 (Anglesite Opt..)

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1.4 Transparency

Transparent, Translucent, Transparent to translucent

Gemmological Tables (2004)

1.5 Refractive Index

1.570-1.592

1.742-1.748

1.6 Optic Character

Not Available

1.7 Crystal System

Hexagonal

Not Available

1.8 Birefringence

0.005-0.009

Not Available

1.9 Clarity

Transparent to translucent

TransparentUlrich Henn and Claudio C. Milisenda

Aquamarine and Hessonite Optic Character

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

Similar to their colors, Aquamarine and Hessonite 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.